Summary Operating System Windows 7 Professional 64-bit SP1 CPU Intel Core i7 930 @ 2.80GHz 39 °C Bloomfield 45nm Technology RAM 6.00GB Triple-Channel DDR3 @ 530MHz (7-7-7-18) Motherboard EVGA 131-GT-E767 (Socket 423) 32 °C Graphics SyncMaster (1280x1024@75Hz) 1024MB NVIDIA GeForce GTS 250 (EVGA) 46 °C 1024MB NVIDIA GeForce GTS 250 (EVGA) 44 °C ForceWare version: 341.95 SLI Disabled Storage 931GB Western Digital WDC WD1001FALS-40U9B0 (SATA) 37 °C 1397GB Volume0 (RAID) Optical Drives HP DVD Writer 1260t Audio Realtek High Definition Audio Operating System Windows 7 Professional 64-bit SP1 Computer type: Desktop Installation Date: 3/31/2012 6:55:51 AM Windows Security Center User Account Control (UAC) Enabled Notify level 2 - Default Firewall Enabled Windows Update AutoUpdate Download Automatically and Install at Set Scheduled time Schedule Frequency Every Day Schedule Time 6:00 PM Windows Defender Windows Defender Disabled Antivirus Antivirus Enabled Company Name Microsoft Display Name Microsoft Security Essentials Product Version 4.10.209.0 Virus Signature Database Up to date .NET Frameworks installed v4.7 Full v4.7 Client v3.5 SP1 v3.0 SP2 v2.0 SP2 Internet Explorer Version 11.0.9600.18837 PowerShell Version 2.0 Environment Variables USERPROFILE C:\Users\jp SystemRoot C:\Windows User Variables TEMP C:\Users\jp\AppData\Local\Temp TMP C:\Users\jp\AppData\Local\Temp Machine Variables asl.log Destination=file ComSpec C:\Windows\system32\cmd.exe FP_NO_HOST_CHECK NO NUMBER_OF_PROCESSORS 8 OS Windows_NT Path C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common C:\Windows\system32 C:\Windows C:\Windows\System32\Wbem C:\Windows\System32\WindowsPowerShell\v1.0\ C:\Program Files (x86)\QuickTime\QTSystem\ PATHEXT .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC PROCESSOR_ARCHITECTURE AMD64 PROCESSOR_IDENTIFIER Intel64 Family 6 Model 26 Stepping 5, GenuineIntel PROCESSOR_LEVEL 6 PROCESSOR_REVISION 1a05 PSModulePath C:\Windows\system32\WindowsPowerShell\v1.0\Modules\ TEMP C:\Windows\TEMP TMP C:\Windows\TEMP USERNAME SYSTEM windir C:\Windows windows_tracing_flags 3 windows_tracing_logfile C:\BVTBin\Tests\installpackage\csilogfile.log Power Profile Active power scheme Balanced Hibernation Enabled Turn Off Monitor after: (On AC Power) Never Turn Off Hard Disk after: (On AC Power) 20 min Suspend after: (On AC Power) Never Screen saver Disabled Uptime Current Session Current Time 12/3/2017 10:36:00 AM Current Uptime 59,803 sec (0 d, 16 h, 36 m, 43 s) Last Boot Time 12/2/2017 5:59:17 PM Services Running Apple Mobile Device Service Running Application Information Running Background Intelligent Transfer Service Running Base Filtering Engine Running Bonjour Service Running COM+ Event System Running Cryptographic Services Running DCOM Server Process Launcher Running Desktop Window Manager Session Manager Running DHCP Client Running Diagnostic Policy Service Running Diagnostic Service Host Running Diagnostics Tracking Service Running Distributed Link Tracking Client Running DNS Client Running Encrypting File System (EFS) Running GoPro Device Detection Service Running Group Policy Client Running Human Interface Device Access Running IKE and AuthIP IPsec Keying Modules Running IP Helper Running iPod Service Running Microsoft Antimalware Service Running Microsoft Network Inspection Running Network Connections Running Network List Service Running Network Location Awareness Running Network Store Interface Service Running NVIDIA Display Driver Service Running NVIDIA GeForce Experience Service Running NVIDIA Network Service Running NVIDIA Stereoscopic 3D Driver Service Running NVIDIA Streamer Service Running Offline Files Running Peer Name Resolution Protocol Running Peer Networking Identity Manager Running Plug and Play Running PnkBstrA Running Power Running Print Spooler Running Program Compatibility Assistant Service Running Remote Procedure Call (RPC) Running RPC Endpoint Mapper Running Security Accounts Manager Running Security Center Running Server Running Shell Hardware Detection Running SSDP Discovery Running Superfetch Running System Event Notification Service Running Task Scheduler Running TCP/IP NetBIOS Helper Running Themes Running UPnP Device Host Running User Profile Service Running Windows Audio Running Windows Audio Endpoint Builder Running Windows Backup Running Windows Event Log Running Windows Firewall Running Windows Font Cache Service Running Windows Management Instrumentation Running Windows Media Player Network Sharing Service Running Windows Search Running Windows Update Running Workstation Stopped ActiveX Installer (AxInstSV) Stopped Adaptive Brightness Stopped Adobe Flash Player Update Service Stopped Application Experience Stopped Application Identity Stopped Application Layer Gateway Service Stopped Application Management Stopped ASP.NET State Service Stopped BitLocker Drive Encryption Service Stopped Block Level Backup Engine Service Stopped Bluetooth Support Service Stopped BranchCache Stopped Certificate Propagation Stopped CNG Key Isolation Stopped COM+ System Application Stopped Computer Browser Stopped Credential Manager Stopped Diagnostic System Host Stopped Disk Defragmenter Stopped Distributed Transaction Coordinator Stopped Extensible Authentication Protocol Stopped Fax Stopped Function Discovery Provider Host Stopped Function Discovery Resource Publication Stopped Google Update Service (gupdate) Stopped Google Update Service (gupdatem) Stopped Health Key and Certificate Management Stopped HomeGroup Listener Stopped HomeGroup Provider Stopped Interactive Services Detection Stopped Internet Connection Sharing (ICS) Stopped Internet Explorer ETW Collector Service Stopped IPsec Policy Agent Stopped KtmRm for Distributed Transaction Coordinator Stopped Link-Layer Topology Discovery Mapper Stopped Media Center Extender Service Stopped Microsoft .NET Framework NGEN v2.0.50727_X64 Stopped Microsoft .NET Framework NGEN v2.0.50727_X86 Stopped Microsoft .NET Framework NGEN v4.0.30319_X64 Stopped Microsoft .NET Framework NGEN v4.0.30319_X86 Stopped Microsoft iSCSI Initiator Service Stopped Microsoft Software Shadow Copy Provider Stopped Multimedia Class Scheduler Stopped Net.Msmq Listener Adapter Stopped Net.Pipe Listener Adapter Stopped Net.Tcp Listener Adapter Stopped Net.Tcp Port Sharing Service Stopped Netlogon Stopped Network Access Protection Agent Stopped Origin Client Service Stopped Parental Controls Stopped Peer Networking Grouping Stopped Performance Counter DLL Host Stopped Performance Logs & Alerts Stopped PnP-X IP Bus Enumerator Stopped PNRP Machine Name Publication Service Stopped Portable Device Enumerator Service Stopped Problem Reports and Solutions Control Panel Support Stopped Protected Storage Stopped Quality Windows Audio Video Experience Stopped Remote Access Auto Connection Manager Stopped Remote Access Connection Manager Stopped Remote Desktop Configuration Stopped Remote Desktop Services Stopped Remote Desktop Services UserMode Port Redirector Stopped Remote Procedure Call (RPC) Locator Stopped Remote Registry Stopped Routing and Remote Access Stopped Secondary Logon Stopped Secure Socket Tunneling Protocol Service Stopped Smart Card Stopped Smart Card Removal Policy Stopped SNMP Trap Stopped Software Protection Stopped SPP Notification Service Stopped Steam Client Service Stopped Storage Service Stopped Tablet PC Input Service Stopped Telephony Stopped Thread Ordering Server Stopped Virtual Disk Stopped Volume Shadow Copy Stopped WebClient Stopped Windows Activation Technologies Service Stopped Windows Biometric Service Stopped Windows CardSpace Stopped Windows Color System Stopped Windows Connect Now - Config Registrar Stopped Windows Defender Stopped Windows Driver Foundation - User-mode Driver Framework Stopped Windows Error Reporting Service Stopped Windows Event Collector Stopped Windows Image Acquisition (WIA) Stopped Windows Installer Stopped Windows Media Center Receiver Service Stopped Windows Media Center Scheduler Service Stopped Windows Modules Installer Stopped Windows Presentation Foundation Font Cache 3.0.0.0 Stopped Windows Remote Management (WS-Management) Stopped Windows Time Stopped WinHTTP Web Proxy Auto-Discovery Service Stopped Wired AutoConfig Stopped WLAN AutoConfig Stopped WMI Performance Adapter Stopped WWAN AutoConfig TimeZone TimeZone GMT -6:00 Hours Language English (United States) Location United States Format English (United States) Currency $ Date Format M/d/yyyy Time Format h:mm:ss tt Scheduler 12/3/2017 10:50 AM; Adobe Flash Player Updater 12/3/2017 11:10 AM; GoogleUpdateTaskMachineUA 12/4/2017 1:10 AM; GoogleUpdateTaskMachineCore Hotfixes Installed 12/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.1306.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.1264.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.1202.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.1153.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.1107.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.1055.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.984.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.961.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.903.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.856.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.806.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.754.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.705.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.660.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.642.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.599.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.543.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.500.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/15/2017 2017-11 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7 on Windows 7 and Server 2008 R2 for x64 (KB4049016) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/15/2017 2017-11 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4048957) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/15/2017 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/15/2017 Windows Malicious Software Removal Tool x64 - November 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 11/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.441.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.395.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.364.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.283.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.255.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.201.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.132.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.124.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.100.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.84.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.45.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.359.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.324.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.252.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.219.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.203.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.195.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.163.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.118.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.77.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.1093.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.1046.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.1015.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.936.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.822.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.779.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.736.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.629.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/10/2017 Windows Malicious Software Removal Tool x64 - October 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 10/10/2017 2017-10 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7 on Windows 7 and Server 2008 R2 for x64 (KB4043766) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/10/2017 2017-10 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4041681) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.475.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.455.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.360.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.193.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.140.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.109.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1412.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1375.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1331.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1212.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1078.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1027.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.981.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.911.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/12/2017 Windows Malicious Software Removal Tool x64 - September 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 9/12/2017 2017-09 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4038777) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/12/2017 2017-09 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7 on Windows 7 and Server 2008 R2 for x64 (KB4041083) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.762.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.712.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.670.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.566.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.463.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.421.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.377.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.236.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.122.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1405.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/22/2017 Microsoft .NET Framework 4.7 for Windows 7 and Windows Server 2008 R2 for x64 (KB3186497) The Microsoft .NET Framework 4.7 is a highly compatible, in-place update for all the previous versions of .NET Framework 4.X. After you install this update, you may have to restart your computer. 8/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1292.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1269.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1180.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1124.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1077.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1034.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1000.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.991.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.987.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.967.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.918.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.878.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/8/2017 2017-08 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4034664) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/8/2017 Windows Malicious Software Removal Tool x64 - August 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 8/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.817.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.733.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.723.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.715.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.691.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.644.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.580.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.536.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.483.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.430.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.418.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.380.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.324.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.278.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.167.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.126.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.109.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.103.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.25.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.1082.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.1034.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.990.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.959.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.944.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.935.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.913.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.865.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.823.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/11/2017 Windows Malicious Software Removal Tool x64 - July 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 7/11/2017 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/11/2017 2017-07 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4025341) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.770.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.698.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.657.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.650.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.641.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.617.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.556.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.510.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.459.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.436.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/2/2017 Security Update for Microsoft ASP.NET MVC 4.0 (KB2993928) A security issue (MS14-059) has been identified in a Microsoft software product that could affect your system. You can protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. 7/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.404.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.396.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.359.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.301.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.251.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.197.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.131.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.94.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.82.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.72.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.29.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.1225.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.1110.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.1087.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.1013.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.1008.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.962.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/14/2017 Windows Malicious Software Removal Tool x64 - June 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 6/14/2017 2017-06 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4022719) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.795.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.766.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.730.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.700.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.627.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.591.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.550.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.504.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.444.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.438.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.416.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.359.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.302.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.232.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.162.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.148.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.140.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.98.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.41.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.1039.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/23/2017 Windows Malicious Software Removal Tool x64 - May 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 5/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.979.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.910.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.856.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.847.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.797.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.711.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.631.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.550.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.479.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.436.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.407.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.384.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.302.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.237.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.145.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/9/2017 May, 2017 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 on Windows 7 and Server 2008 R2 for x64 (KB4019112) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/9/2017 Windows Malicious Software Removal Tool x64 - May 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 5/9/2017 2017-05 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4019264) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.52.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.1423.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.1366.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.1334.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.1307.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.1239.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.1146.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.1073.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.989.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.890.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.745.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.680.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.600.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.509.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.413.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.351.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.274.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.217.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.200.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.120.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.35.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1678.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1616.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1559.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1531.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1507.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1488.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1447.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1401.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1350.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/12/2017 April, 2017 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4015549) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/12/2017 Windows Malicious Software Removal Tool x64 - April 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 4/12/2017 April, 2017 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 on Windows 7 and Windows Server 2008 R2 for x64 (KB4014981) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1273.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1217.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1156.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1103.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1096.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1016.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.956.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.887.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.797.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.713.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.603.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.592.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.530.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.450.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.377.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.313.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.252.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.205.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.188.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.178.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.135.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.76.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1852.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1766.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1681.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1605.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1547.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1445.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1357.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/15/2017 Windows Malicious Software Removal Tool x64 - March 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 3/15/2017 March, 2017 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4012215) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/15/2017 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1284.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1228.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1169.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1110.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1078.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1055.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1001.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.947.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.881.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.819.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.742.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.665.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.650.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.607.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.536.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.474.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.393.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.323.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.290.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.238.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.212.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.185.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.128.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/24/2017 Windows Malicious Software Removal Tool x64 - February 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 2/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.47.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3399.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3301.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3236.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3184.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3177.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3124.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3069.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2968.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2880.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2715.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2697.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2629.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2586.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2447.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2373.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2277.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2163.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2109.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2105.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2038.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1974.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1886.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1780.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1704.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1592.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1547.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1542.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1453.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1383.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1288.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1170.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1069.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1069.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1000.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.963.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.904.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.872.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.809.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.735.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.638.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.557.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.447.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.424.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.362.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.270.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/12/2017 January, 2017 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB3212646) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/12/2017 Windows Malicious Software Removal Tool x64 - January 2017 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 1/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.168.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.70.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.4285.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.4232.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.4211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.4172.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.4104.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.4010.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3874.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3790.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3748.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3706.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3703.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3645.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3590.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3486.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3413.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3338.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3284.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3230.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3197.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3066.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2963.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2872.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2780.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2659.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2597.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2562.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2458.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2317.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2270.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/15/2016 Windows Malicious Software Removal Tool x64 - December 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 12/15/2016 December, 2016 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 on Windows 7 and Windows Server 2008 R2 for x64 (KB3205402) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/15/2016 December, 2016 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB3207752) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2114.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2092.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2008.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1967.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1946.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1854.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1759.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1637.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1524.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1442.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1372.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1332.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1301.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1128.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1009.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/30/2016 Update for Microsoft Security Essentials - 4.10.209.0 (KB3205972) This package will update Microsoft Security Essentials client on the user's machine. 11/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.833.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.765.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.714.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.672.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.627.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.543.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.460.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.356.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.245.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.194.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.161.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.136.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.71.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.2187.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.2187.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.2114.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.2045.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1958.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1882.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1834.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/13/2016 Windows Malicious Software Removal Tool x64 - November 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 11/13/2016 November, 2016 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB3197868) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1806.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.688.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.566.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.456.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.413.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.327.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.255.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.219.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.206.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.151.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.75.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.7.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.2014.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1926.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1859.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1814.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1802.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1733.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1652.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/13/2016 Update for Windows 7 for x64-based Systems (KB3177467) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/12/2016 October, 2016 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB3185330) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/12/2016 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/12/2016 Windows Malicious Software Removal Tool x64 - October 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 10/12/2016 October, 2016 Security and Quality Rollup for .NET Framework 3.5.1 on Windows 7 SP1 and Windows Server 2008 R2 SP1 for x64 (KB3188740) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/12/2016 Update for Windows 7 for x64-based Systems (KB3181988) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/12/2016 Update for Windows 7 for x64-based Systems (KB3184143) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1528.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1431.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1319.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1225.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1147.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1080.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.988.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.912.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.838.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.771.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.703.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.645.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.615.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.530.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/28/2016 Update for Microsoft Security Essentials - 4.10.205.0 (KB3193414) This package will update Microsoft Security Essentials client on the user's machine. 9/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.377.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.299.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.228.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.190.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.168.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.91.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2939.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2846.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2777.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/20/2016 Update for Windows 7 for x64-based Systems (KB3182203) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2694.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2624.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2578.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2570.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2508.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2420.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2280.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2016 Security Update for Windows 7 for x64-based Systems (KB3177186) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/14/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3185319) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/14/2016 Security Update for Windows 7 for x64-based Systems (KB3175024) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/14/2016 Update for Windows 7 for x64-based Systems (KB3172605) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/14/2016 Update for Windows 7 for x64-based Systems (KB3161102) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/14/2016 Security Update for Windows 7 for x64-based Systems (KB3185911) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/14/2016 Update for Windows 7 for x64-based Systems (KB3179573) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/14/2016 Security Update for Windows 7 for x64-based Systems (KB3184122) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/14/2016 Windows Malicious Software Removal Tool x64 - September 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 9/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2184.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2129.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2097.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2071.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1988.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1929.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1846.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1846.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1764.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1672.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1597.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1550.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1516.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1470.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1378.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1151.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1029.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.854.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.785.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.686.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.594.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.502.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.394.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.293.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.270.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.193.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.76.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/17/2016 Update for Windows 7 for x64-based Systems (KB3177723) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.4157.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.4087.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3982.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3885.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3848.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3703.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3649.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/10/2016 Security Update for Windows 7 for x64-based Systems (KB3167679) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/10/2016 Windows Malicious Software Removal Tool x64 - August 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 8/10/2016 Security Update for Windows 7 for x64-based Systems (KB3178034) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/10/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3175443) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/10/2016 Security Update for Windows 7 for x64-based Systems (KB3177725) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3550.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3467.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3401.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3359.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3323.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3258.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3129.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3084.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2997.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2902.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2852.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2829.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2817.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2763.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2667.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2575.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2493.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2385.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2311.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2276.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2254.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2185.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2097.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.2018.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/19/2016 Update for Windows 7 for x64-based Systems (KB3173040) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/19/2016 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1932.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1845.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1760.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1711.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1660.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1517.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1429.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/13/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3170106) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/13/2016 Security Update for Windows 7 for x64-based Systems (KB3170455) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/13/2016 Update for Windows 7 for x64-based Systems (KB3170735) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/13/2016 Windows Malicious Software Removal Tool x64 - July 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 7/13/2016 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3163245) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/13/2016 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/13/2016 Security Update for Windows 7 for x64-based Systems (KB3168965) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/13/2016 Security Update for Microsoft .NET Framework 4.6.1 on Windows 7 and Windows Server 2008 R2 for x64 (KB3164025) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1232.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1127.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1055.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1014.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.905.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.629.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.531.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.423.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.338.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.294.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.275.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.205.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.94.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2949.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2886.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2796.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2694.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2687.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2635.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2531.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2440.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2337.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2249.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2135.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2048.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2023.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/18/2016 Windows Malicious Software Removal Tool x64 - June 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 6/18/2016 Update for Windows 7 for x64-based Systems (KB3162835) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/18/2016 Security Update for Windows 7 for x64-based Systems (KB3161561) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/18/2016 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/18/2016 Security Update for Windows 7 for x64-based Systems (KB3164033) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/18/2016 Security Update for Windows 7 for x64-based Systems (KB3161958) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/18/2016 Security Update for Windows 7 for x64-based Systems (KB3161664) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/18/2016 Security Update for Windows 7 for x64-based Systems (KB3161949) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/18/2016 Security Update for Windows 7 for x64-based Systems (KB3159398) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/18/2016 Security Update for Windows 7 for x64-based Systems (KB3164035) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/18/2016 Update for Windows 7 for x64-based Systems (KB3140245) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/18/2016 Update for Windows 7 for x64-based Systems (KB3123862) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/18/2016 Update for Windows 7 for x64-based Systems (KB3139923) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/18/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3160005) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1880.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1292.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1196.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1093.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.992.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.881.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.810.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.755.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.742.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.679.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.555.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.440.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.281.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.232.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.158.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.118.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.86.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.817.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.720.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.634.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/25/2016 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.539.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.439.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.354.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.302.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.14.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.2198.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.2188.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1973.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1933.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1827.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1716.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1647.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/11/2016 Security Update for Windows 7 for x64-based Systems (KB3153199) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Security Update for Microsoft .NET Framework 4.6.1 on Windows 7 and Windows Server 2008 R2 for x64 (KB3136000) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Update for Windows 7 for x64-based Systems (KB3153731) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/11/2016 Security Update for Windows 7 for x64-based Systems (KB3156017) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Update for Windows 7 for x64-based Systems (KB3150513) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/11/2016 Security Update for Windows 7 for x64-based Systems (KB3150220) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Security Update for Windows 7 for x64-based Systems (KB3156016) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Security Update for Windows 7 for x64-based Systems (KB3156013) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64 (KB3142024) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Security Update for Windows 7 for x64-based Systems (KB3155178) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Update for Windows 7 for x64-based Systems (KB3138378) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/11/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3154070) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Security Update for Windows 7 for x64-based Systems (KB3153171) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Windows Malicious Software Removal Tool x64 - May 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 5/11/2016 Security Update for Windows 7 for x64-based Systems (KB3156019) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Security Update for Microsoft .NET Framework 4.6.1 on Windows 7 and Windows Server 2008 R2 for x64 (KB3142037) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1481.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1384.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1275.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1170.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1122.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1090.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1007.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/5/2016 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/5/2016 Update for Windows 7 for x64-based Systems (KB3150513) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.883.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.813.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.682.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.624.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.485.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.475.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.457.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.368.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.214.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.6.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.2362.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.2264.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.2218.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.2205.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.2090.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1958.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1832.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1755.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1641.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1557.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1503.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1494.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1366.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1307.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/14/2016 Security Update for Microsoft .NET Framework 4.6.1 on Windows 7 and Windows Server 2008 R2 for x64 (KB3143693) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/14/2016 Update for Windows 7 for x64-based Systems (KB3147071) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/14/2016 Update for Windows 7 for x64-based Systems (KB3138901) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/14/2016 Security Update for Windows 7 for x64-based Systems (KB3146963) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/14/2016 Security Update for Windows 7 for x64-based Systems (KB3146706) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/14/2016 Windows Malicious Software Removal Tool x64 - April 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 4/14/2016 Update for Windows 7 for x64-based Systems (KB3137061) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/14/2016 Security Update for Windows 7 for x64-based Systems (KB3145739) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/14/2016 Update for Windows 7 for x64-based Systems (KB3133977) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/14/2016 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/14/2016 Security Update for Windows 7 for x64-based Systems (KB3149090) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/14/2016 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64 (KB3142042) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/14/2016 Update for Windows 7 for x64-based Systems (KB3148851) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/14/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3148198) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1277.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1193.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1050.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1025.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1023.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.990.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.915.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.812.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.722.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.613.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.537.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.504.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.500.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.459.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.369.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.279.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.141.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.13.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.3115.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.3085.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.3020.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2933.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/24/2016 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2770.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2666.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2563.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2461.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2402.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2369.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2245.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.2074.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.1919.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.1710.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.1626.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.1498.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.1444.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.1400.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.1195.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.966.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/10/2016 Security Update for Microsoft .NET Framework 4.6.1 on Windows 7 and Windows Server 2008 R2 for x64 (KB3136000) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Update for Windows 7 for x64-based Systems (KB3118401) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/10/2016 Security Update for Windows 7 for x64-based Systems (KB3139852) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Update for Windows 7 for x64-based Systems (KB3138612) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/10/2016 Update for Windows 7 for x64-based Systems (KB3121255) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/10/2016 Security Update for Windows 7 for x64-based Systems (KB3139398) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Security Update for Windows 7 for x64-based Systems (KB3139940) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3139929) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Security Update for Windows 7 for x64-based Systems (KB3140410) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Security Update for Windows 7 for x64-based Systems (KB3138910) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64 (KB3135988) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Security Update for Windows 7 for x64-based Systems (KB3140735) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Security Update for Windows 7 for x64-based Systems (KB3139914) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Security Update for Windows 7 for x64-based Systems (KB3138962) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64 (KB3135983) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/10/2016 Windows Malicious Software Removal Tool x64 - March 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 3/10/2016 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.793.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.664.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.523.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.422.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.375.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.138.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.86.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7751.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7701.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7574.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7473.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7431.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7426.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7343.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7242.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2016 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7122.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/24/2016 Update for Microsoft Security Essentials - 4.9.218.0 (KB3140527) This package will update Microsoft Security Essentials client on the user's machine. 2/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6952.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6851.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6785.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6764.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6680.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6598.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6490.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6352.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6304.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6212.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6186.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6155.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6073.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5980.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5854.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/11/2016 Security Update for Microsoft .NET Framework 4.6.1 on Windows 7 and Windows Server 2008 R2 for x64 (KB3127233) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/11/2016 Security Update for Microsoft .NET Framework 4.6.1 on Windows 7 and Windows Server 2008 R2 for x64 (KB3122661) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5715.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/10/2016 Windows Malicious Software Removal Tool x64 - February 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 2/10/2016 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64 (KB3127220) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Security Update for Windows 7 for x64-based Systems (KB3115858) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Security Update for Microsoft .NET Framework 4.5.2 on Windows 7, Vista, Windows Server 2008, Windows Server 2008 R2 for x64 (KB3122656) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/10/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3134814) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Security Update for Windows 7 for x64-based Systems (KB3124280) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Update for Windows 7 for x64-based Systems (KB3135445) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/10/2016 Security Update for Windows 7 for x64-based Systems (KB3126446) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Security Update for Windows 7 for x64-based Systems (KB3134214) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64 (KB3122648) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Security Update for Windows 7 for x64-based Systems (KB3126593) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Security Update for Microsoft .NET Framework 4.5.2 on Windows 7, Vista, Windows Server 2008, Windows Server 2008 R2 for x64 (KB3127229) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Microsoft .NET Framework 4.6.1 for Windows 7 for x64 (KB3102433) The Microsoft .NET Framework 4.6.1 is a highly compatible, in-place update for the .NET Framework 4.5.2. After you install this update, you may have to restart your computer. 2/10/2016 Security Update for Windows 7 for x64-based Systems (KB3126587) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2016 Update for Windows 7 for x64-based Systems (KB3123862) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5628.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5580.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5578.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5577.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5530.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5427.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5352.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5231.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5133.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5048.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5020.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5004.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.4955.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.4846.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.4702.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.4522.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.4356.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.4194.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.4085.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.4031.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3845.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3699.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3521.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3386.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3273.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3199.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3168.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3147.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3081.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2971.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2822.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3108664) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Windows Malicious Software Removal Tool x64 - January 2016 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3121461) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3109560) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3110329) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3124000) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3124275) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3121918) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3124001) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3123479) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/13/2016 Security Update for Windows 7 for x64-based Systems (KB3121212) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2695.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2544.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2402.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2340.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2282.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2167.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2054.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1961.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1863.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1763.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1678.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1642.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1613.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1546.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1481.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1379.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1287.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1205.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1149.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1111.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1078.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1035.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.939.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.848.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.683.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.608.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.558.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.529.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.451.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.247.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/18/2015 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.113.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2946.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2764.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2659.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2592.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2566.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2490.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2377.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2285.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/9/2015 Update for Windows 7 for x64-based Systems (KB3112148) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/9/2015 Security Update for Windows 7 for x64-based Systems (KB3108670) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/9/2015 Update for Windows 7 for x64-based Systems (KB3112343) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/9/2015 Update for Windows 7 for x64-based Systems (KB3102429) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/9/2015 Security Update for Windows 7 for x64-based Systems (KB3109094) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/9/2015 Security Update for Windows 7 for x64-based Systems (KB3108669) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/9/2015 Security Update for Windows 7 for x64-based Systems (KB3109103) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/9/2015 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3099862) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/9/2015 Security Update for Windows 7 for x64-based Systems (KB3108381) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/9/2015 Windows Malicious Software Removal Tool x64 - December 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 12/9/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3104002) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/9/2015 Security Update for Windows 7 for x64-based Systems (KB3108371) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2110.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2011.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1962.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1928.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1776.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1724.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1598.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1490.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1390.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1296.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1268.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1197.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/28/2015 Update for Microsoft XML Core Services 4.0 Service Pack 2 for x64-based Systems (KB973688) Install this update to prevent applications from sending too many HTTP requests while a well-known Document Type Definition (DTD) is included. After you install this item, you may have to restart your computer. Once you have installed this item, it cannot be removed. 11/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1091.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/27/2015 Security Update for Microsoft XML Core Services 4.0 Service Pack 2 for x64-based Systems (KB954430) A security issue has been identified in Microsoft XML Core Services (MSXML) that could allow an attacker to compromise your Windows-based system and gain control over it. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer. Once you have installed this item, it cannot be removed. 11/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.962.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.777.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.657.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.573.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.508.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.477.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.335.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.208.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.126.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.4.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.3189.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.3033.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2933.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2907.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2776.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2591.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/13/2015 Security Update for Windows 7 for x64-based Systems (KB3097877) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Windows Malicious Software Removal Tool x64 - November 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 11/12/2015 Security Update for Windows 7 for x64-based Systems (KB3081320) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Update for Windows 7 for x64-based Systems (KB3102810) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/12/2015 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB3097996) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Security Update for Windows 7 for x64-based Systems (KB3101246) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3100773) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Security Update for Windows 7 for x64-based Systems (KB3101746) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Security Update for Windows 7 for x64-based Systems (KB3092601) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Update for Windows 7 for x64-based Systems (KB3107998) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/12/2015 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB3098781) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Security Update for Windows 7 for x64-based Systems (KB3097877) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Security Update for Windows 7 for x64-based Systems (KB3101722) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Security Update for Windows 7 for x64-based Systems (KB3100213) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2015 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3097989) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2460.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2282.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2169.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2065.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2027.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1909.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1783.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1621.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1509.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1414.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1252.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1231.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1073.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.925.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.822.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.673.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.551.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.426.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.388.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.158.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.68.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3759.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3664.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3599.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3537.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3480.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3264.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2015 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3141.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/13/2015 Windows Malicious Software Removal Tool x64 - October 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 10/13/2015 Security Update for Windows 7 for x64-based Systems (KB3080446) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/13/2015 Security Update for Windows 7 for x64-based Systems (KB3093513) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/13/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3093983) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/13/2015 Update for Windows 7 for x64-based Systems (KB3083710) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/13/2015 Security Update for Windows 7 for x64-based Systems (KB3088195) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/13/2015 Security Update for Windows 7 for x64-based Systems (KB3097966) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/13/2015 Security Update for Windows 7 for x64-based Systems (KB3042058) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/13/2015 Update for Windows 7 for x64-based Systems (KB2999226) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2979.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2887.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2737.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2687.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2547.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2439.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/8/2015 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2294.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2155.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2059.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1980.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1871.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1847.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1715.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1657.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1501.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1367.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1290.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1176.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1164.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1058.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.937.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.757.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.631.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.506.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.417.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.385.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.370.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.306.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.172.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.23.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.2591.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.2452.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.2391.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.2357.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.2342.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.2284.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.2185.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2015 Security Update for Windows 7 for x64-based Systems (KB3069114) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB3074550) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Security Update for Windows 7 for x64-based Systems (KB3086255) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Security Update for Windows 7 for x64-based Systems (KB3084135) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Windows Malicious Software Removal Tool x64 - September 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 9/9/2015 Security Update for Windows 7 for x64-based Systems (KB3087918) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Update for Windows 7 for x64-based Systems (KB3077715) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2015 Update for Windows 7 for x64-based Systems (KB3078667) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3087038) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3074543) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB3074230) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Update for Windows 7 for x64-based Systems (KB3080149) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2015 Update for Windows 7 for x64-based Systems (KB3075249) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2015 Update for Windows 7 for x64-based Systems (KB3092627) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2015 Security Update for Windows 7 for x64-based Systems (KB3083992) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Security Update for Windows 7 for x64-based Systems (KB3087039) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2015 Update for Windows 7 for x64-based Systems (KB3083324) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1918.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1849.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1793.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1727.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1720.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1689.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1577.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1502.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1318.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1208.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1099.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1038.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1024.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1004.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.913.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.681.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.538.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.506.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.378.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.298.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.287.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.231.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2809.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2712.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2015 Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3087985) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2586.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2523.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2420.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2341.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2300.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2201.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2099.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2033.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1944.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/11/2015 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/11/2015 Security Update for Windows 7 for x64-based Systems (KB3075226) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 SP1 and Windows Server 2008 R2 SP1 for x64 (KB3072305) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Security Update for Windows 7 for x64-based Systems (KB3071756) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Security Update for Windows 7 for x64-based Systems (KB3060716) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3078071) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Security Update for Windows 7 for x64-based Systems (KB3076949) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Security Update for Windows 7 for x64-based Systems (KB3076895) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Security Update for Windows 7 for x64-based Systems (KB3078601) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Security Update for Windows 7 for x64-based Systems (KB3046017) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Security Update for Windows 7 for x64-based Systems (KB3079757) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/11/2015 Windows Malicious Software Removal Tool x64 - August 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 8/11/2015 Update for Windows 7 for x64-based Systems (KB3075851) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/11/2015 Update for Windows 7 for x64-based Systems (KB3064209) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1825.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1740.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1713.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1692.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1628.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1482.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1304.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1262.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1090.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1046.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1037.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1009.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.933.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.838.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.736.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/28/2015 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.676.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.588.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.529.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.517.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.459.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.357.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.125.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.7.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/21/2015 Security Update for Windows 7 for x64-based Systems (KB3079904) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.2277.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.2189.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.2168.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.2157.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.2100.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1939.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/16/2015 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3067903) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Update for Windows 7 for x64-based Systems (KB3065987) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3069762) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3070102) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3069392) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3065822) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3070738) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3072633) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Update for Windows 7 for x64-based Systems (KB3040272) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3057154) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3072630) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Update for Windows 7 for x64-based Systems (KB3065979) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/15/2015 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3077657) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Security Update for Windows 7 for x64-based Systems (KB3067505) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/15/2015 Windows Malicious Software Removal Tool x64 - July 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 7/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1877.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1772.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1653.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1583.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1555.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1530.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1477.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1368.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1292.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1198.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1110.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1005.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.953.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.906.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.768.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.601.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.464.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.422.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.351.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.330.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.302.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.224.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.7.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.3341.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.3265.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.3196.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.3182.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.3153.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.3060.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2954.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2701.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2667.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2577.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2556.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2553.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2486.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2365.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/10/2015 Security Update for Windows 7 for x64-based Systems (KB3033890) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/10/2015 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/10/2015 Update for Windows 7 for x64-based Systems (KB3068708) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/10/2015 Security Update for Windows 7 for x64-based Systems (KB3059317) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/10/2015 Security Update for Windows 7 for x64-based Systems (KB3057839) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/10/2015 Security Update for Windows 7 for x64-based Systems (KB3063858) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/10/2015 Windows Malicious Software Removal Tool x64 - June 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 6/10/2015 Update for Windows 7 for x64-based Systems (KB3054476) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/10/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3058515) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2166.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2088.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2026.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2002.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1985.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1886.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1801.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1679.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1542.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1463.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1377.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1353.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1341.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1258.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1117.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.978.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.837.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.730.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.653.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.637.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.619.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.536.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.413.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.280.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.182.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/19/2015 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.25.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2821.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2773.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2751.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2670.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2541.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/13/2015 Security Update for Windows 7 for x64-based Systems (KB3061518) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3049563) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Security Update for Windows 7 for x64-based Systems (KB3055642) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Update for Windows 7 for x64-based Systems (KB3022345) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/13/2015 Update for Microsoft Security Essentials - 4.8.204.0 (KB3063917) This package will update Microsoft Security Essentials client on the user's machine. 5/13/2015 Security Update for Windows 7 for x64-based Systems (KB3045171) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Security Update for Windows 7 for x64-based Systems (KB3051768) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Security Update for Windows 7 for x64-based Systems (KB3046002) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Update for Windows 7 for x64-based Systems (KB3020370) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/13/2015 Windows Malicious Software Removal Tool x64 - May 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 5/13/2015 Update for Windows 7 for x64-based Systems (KB3013531) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/13/2015 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB3035490) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3032655) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3023215) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Update for Windows 7 for x64-based Systems (KB3020369) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/13/2015 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB3023224) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3048070) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2015 Update for Windows 7 for x64-based Systems (KB3045645) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2350.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2220.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2126.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2055.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2040.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1989.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1901.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1769.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1657.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1555.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1433.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1355.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1330.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1300.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1222.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1100.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.920.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.831.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.733.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.699.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.668.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.659.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.566.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.427.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.280.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.155.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.37.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3790.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3750.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3713.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3649.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3530.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/15/2015 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB3037581) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Update for Windows 7 for x64-based Systems (KB2990214) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/15/2015 Security Update for Windows 7 for x64-based Systems (KB3046269) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/15/2015 Security Update for Windows 7 for x64-based Systems (KB3046306) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Windows Malicious Software Removal Tool x64 - April 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 4/15/2015 Security Update for Windows 7 for x64-based Systems (KB3046482) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Security Update for Windows 7 for x64-based Systems (KB3045999) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Security Update for Windows 7 for x64-based Systems (KB3042553) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3037574) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3038314) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Security Update for Windows 7 for x64-based Systems (KB3045685) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3371.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3225.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3163.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3018.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.2967.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.2815.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.2640.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.2492.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.2366.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.2226.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.2073.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.1911.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/4/2015 Update for Windows 7 for x64-based Systems (KB3035583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.1704.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.1520.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.1314.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.1107.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.986.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.840.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.773.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.741.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.587.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.419.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.282.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/24/2015 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.3482.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.3419.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.3390.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.3307.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.3192.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.3070.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2954.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2837.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2735.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2695.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2677.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2608.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2467.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3032323) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3033929) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3036493) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3035131) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3030377) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3039066) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3046049) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Windows Malicious Software Removal Tool x64 - March 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3033889) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3035132) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3034344) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3032359) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Security Update for Windows 7 for x64-based Systems (KB3035126) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2242.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2130.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2036.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2001.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/8/2015 Security Update for Microsoft Visual C++ 2008 Service Pack 1 Redistributable Package (KB2538243) A security issue has been identified leading to MFC application vulnerability in DLL planting due to MFC not specifying the full path to system/localization DLLs. You can protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer. 3/8/2015 Security Update for Microsoft Visual C++ 2005 Service Pack 1 Redistributable Package (KB2538242) A security issue has been identified leading to MFC application vulnerability in DLL planting due to MFC not specifying the full path to system/localization DLLs. You can protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer. 3/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1940.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1828.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1709.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/4/2015 Update for Windows 7 for x64-based Systems (KB3021917) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1479.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1384.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1351.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1334.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1264.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1143.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2015 Update for Windows 7 for x64-based Systems (KB3006137) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.900.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.749.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.628.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.591.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.576.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.493.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.340.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.217.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.14.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.5039.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4985.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4973.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4911.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4790.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4700.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/12/2015 Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3034196) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/11/2015 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/11/2015 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3021952) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/11/2015 Security Update for Windows 7 for x64-based Systems (KB3029944) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/11/2015 Security Update for Windows 7 for x64-based Systems (KB3023562) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/11/2015 Update for Windows 7 for x64-based Systems (KB3004394) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/11/2015 Update for Windows 7 for x64-based Systems (KB3020338) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/11/2015 Update for Microsoft Security Essentials - 4.7.205.0 (KB2994766) This package will update Microsoft Security Essentials client on the user's machine. 2/11/2015 Security Update for Windows 7 for x64-based Systems (KB3004375) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/11/2015 Security Update for Windows 7 for x64-based Systems (KB3004361) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/11/2015 Windows Malicious Software Removal Tool x64 - February 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 2/11/2015 Security Update for Windows 7 for x64-based Systems (KB3031432) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/11/2015 Security Update for Windows 7 for x64-based Systems (KB3013455) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4562.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4435.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4384.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4348.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4334.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4242.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4150.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3847.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3784.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3754.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3740.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3676.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3583.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3491.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3428.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3333.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3238.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3219.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3209.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3141.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3024.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2930.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2846.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2746.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2665.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2638.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2627.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2577.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/17/2015 Microsoft .NET Framework 4.5.2 for Windows 7 x64-based Systems (KB2901983) The Microsoft .NET Framework 4.5.2 is a highly compatible, in-place update to the .NET Framework 4, 4.5 and 4.5.1. By using the .NET Framework 4.5.2 together with the C# or Visual Basic programming languages, you can write Windows Store apps. The .NET Framework 4.5.2 delivers better performance, reliability, and security than previous versions. After you install this update, you may have to restart your computer. 1/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2478.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/15/2015 Security Update for Windows 7 for x64-based Systems (KB3021674) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/15/2015 Security Update for Windows 7 for x64-based Systems (KB3022777) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/15/2015 Security Update for Windows 7 for x64-based Systems (KB3019215) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/15/2015 Security Update for Windows 7 for x64-based Systems (KB3020388) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/15/2015 Security Update for Windows 7 for x64-based Systems (KB3023266) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/15/2015 Windows Malicious Software Removal Tool x64 - January 2015 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 1/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2351.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2212.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2106.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2048.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2028.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2005.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1911.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1794.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1707.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1635.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1527.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1481.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1468.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1438.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1373.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1318.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1258.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1178.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1091.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1031.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1020.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.987.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.930.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.886.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.762.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.680.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.590.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.537.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.464.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.347.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/19/2014 Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3025390) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.233.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.132.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.2159.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.2109.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.2082.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/13/2014 Update for Windows 7 for x64-based Systems (KB3024777) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1901.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1833.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/11/2014 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/11/2014 Update for Windows 7 for x64-based Systems (KB3004394) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/11/2014 Windows Malicious Software Removal Tool x64 - December 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 12/11/2014 Security Update for Windows 7 for x64-based Systems (KB3013126) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/11/2014 Update for Windows 7 for x64-based Systems (KB3014406) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/11/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3008923) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/11/2014 Update for Windows 7 for x64-based Systems (KB3009736) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/11/2014 Update for Windows 7 for x64-based Systems (KB3006121) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/11/2014 Update for Windows 7 for x64-based Systems (KB3006625) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/11/2014 Update for Windows 7 for x64-based Systems (KB3013410) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1735.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1650.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1579.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1559.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1542.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1466.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1393.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1303.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1214.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1114.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1050.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1019.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1008.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.956.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.863.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.779.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.699.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.583.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.541.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.522.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.518.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.465.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.378.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/20/2014 Security Update for Windows 7 for x64-based Systems (KB3011780) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.142.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.8.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2347.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2314.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2293.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2230.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2133.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2038.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1933.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/12/2014 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/12/2014 Security Update for Windows 7 for x64-based Systems (KB3003743) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB3003057) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Security Update for Windows 7 for x64-based Systems (KB2993958) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Security Update for Windows 7 for x64-based Systems (KB2991963) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Security Update for Windows 7 for x64-based Systems (KB3005607) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB2978128) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Windows Malicious Software Removal Tool x64 - November 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 11/12/2014 Security Update for Windows 7 for x64-based Systems (KB2992611) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2978120) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Security Update for Windows 7 for x64-based Systems (KB3010788) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Security Update for Windows 7 for x64-based Systems (KB3002885) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/12/2014 Update for Windows 7 for x64-based Systems (KB3008627) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/12/2014 Security Update for Windows 7 for x64-based Systems (KB3006226) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1710.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1668.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1594.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1511.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1433.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1320.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1220.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1154.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1137.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1130.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1074.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.974.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.876.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.777.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.674.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.582.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.549.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.536.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.456.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.361.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.284.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.146.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.11.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3746.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3679.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3652.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3559.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/17/2014 Update for Windows 7 for x64-based Systems (KB2923545) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/16/2014 Security Update for Windows 7 for x64-based Systems (KB2984976) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/16/2014 Update for Windows 7 for x64-based Systems (KB2994023) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/16/2014 Update for Windows 7 for x64-based Systems (KB2830477) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/16/2014 Update for Windows 7 for x64-based Systems (KB2592687) The Remote Desktop Protocol 8.0 update enables you to use the new Remote Desktop Services features. These features are introduced in Windows 8 and in Windows Server 2012 and are available for computers that are running Windows 7 Service Pack 1 or Windows Server 2008 R2 Service Pack 1. After you install this item, you may have to restart your computer. 10/16/2014 Update for Windows 7 for x64-based Systems (KB2574819) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3343.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2014 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB2972107) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB2979578) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Security Update for Windows 7 for x64-based Systems (KB3000061) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2968294) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2972100) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Security Update for Windows 7 for x64-based Systems (KB2949927) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2987107) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2979570) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Update for Windows 7 for x64-based Systems (KB3000988) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/15/2014 Security Update for Windows 7 for x64-based Systems (KB2977292) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Security Update for Windows 7 for x64-based Systems (KB2984972) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Security Update for Windows 7 for x64-based Systems (KB3000869) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/15/2014 Windows Malicious Software Removal Tool x64 - October 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 10/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3146.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3061.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2997.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2961.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2850.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2766.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2671.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2567.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2460.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2401.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2321.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2275.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2162.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1983.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1878.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2014 Update for Windows 7 for x64-based Systems (KB3001554) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1744.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1616.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1481.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1404.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1373.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1273.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1191.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1072.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2014 Update for Windows 7 for x64-based Systems (KB2998527) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.975.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.861.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.753.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.656.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.614.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.487.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.366.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.233.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.144.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.33.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2523.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2465.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2428.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2321.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2238.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2176.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2091.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2894844) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2014 Update for Windows 7 for x64-based Systems (KB2985461) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2014 Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB2972216) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2977629) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2972211) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2014 Update for Windows 7 for x64-based Systems (KB2978092) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2014 Security Update for Microsoft .NET Framework 4.5 and 4.5.1 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB2894854) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2014 Update for Microsoft Security Essentials - 4.6.305.0 (KB2965031) This package will update Microsoft Security Essentials client on the user's machine. 9/9/2014 Windows Malicious Software Removal Tool x64 - September 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 9/9/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2973112) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2014 Security Update for Windows 7 for x64-based Systems (KB2982378) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/9/2014 Update for Windows 7 for x64-based Systems (KB2977728) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/9/2014 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1996.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1901.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1843.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1831.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1739.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1657.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1538.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1422.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1296.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1171.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1113.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1073.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.962.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/28/2014 Security Update for Windows 7 for x64-based Systems (KB2993651) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.805.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.695.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.571.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.476.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.359.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.284.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.117.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.181.345.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.181.239.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.181.125.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.181.8.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.3300.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.3242.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.3215.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.3133.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.3044.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/14/2014 Security Update for Windows 7 for x64-based Systems (KB2978742) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2014 Update for Windows 7 for x64-based Systems (KB2970228) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/14/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2937610) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2014 Windows Malicious Software Removal Tool x64 - August 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 8/14/2014 Update for Windows 7 for x64-based Systems (KB2981580) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/14/2014 Security Update for Windows 7 for x64-based Systems (KB2918614) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2014 Security Update for Windows 7 for x64-based Systems (KB2976897) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2014 Security Update for Windows 7 for x64-based Systems (KB2982791) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2014 Update for Windows 7 for x64-based Systems (KB2980245) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/14/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2976627) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2014 Security Update for Windows 7 for x64-based Systems (KB2978668) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2943357) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2014 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2961.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2883.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2773.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2685.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2623.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2596.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2492.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2410.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2322.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2222.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2127.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2070.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2030.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1998.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1903.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/1/2014 Windows Update Agent 7.6.7600.320 The Windows Update Agent enables your computer to search for and install updates from an update service. The agent can automatically update itself as needed to communicate with the update service when Windows searches for new updates. 7/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1776.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1660.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1500.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1425.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1326.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1264.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1238.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1127.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1033.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.910.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.798.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.698.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.617.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.567.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.561.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.431.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.341.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.214.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.131.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.7.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.2421.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.2379.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.2376.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.2292.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/10/2014 Security Update for Windows 7 for x64-based Systems (KB2971850) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2014 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/10/2014 Update for Windows 7 for x64-based Systems (KB2966583) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/10/2014 Security Update for Windows 7 for x64-based Systems (KB2973201) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2014 Windows Malicious Software Removal Tool x64 - July 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 7/10/2014 Security Update for Windows 7 for x64-based Systems (KB2972280) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2014 Security Update for Windows 7 for x64-based Systems (KB2961072) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2014 Update for Windows 7 for x64-based Systems (KB2973337) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/10/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2962872) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2014 Security Update for Windows 7 for x64-based Systems (KB2973351) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.2073.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1958.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1898.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1823.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1769.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1755.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1690.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1617.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1501.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1426.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1310.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1207.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1153.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1130.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1048.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.943.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.831.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.723.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.608.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.539.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.477.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.452.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.354.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.225.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.107.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.26.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2488.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2371.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2311.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2288.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2196.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2089.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/11/2014 Windows Malicious Software Removal Tool x64 - June 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 6/11/2014 Security Update for Windows 7 for x64-based Systems (KB2957509) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/11/2014 Security Update for Windows 7 for x64-based Systems (KB2957189) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/11/2014 Security Update for Windows 7 for x64-based Systems (KB2939576) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/11/2014 Update for Windows 7 for x64-based Systems (KB2800095) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/11/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2957689) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/11/2014 Security Update for Windows 7 for x64-based Systems (KB2957503) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/11/2014 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1896.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1726.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1660.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1644.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1594.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1452.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1381.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1286.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1158.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1104.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1064.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1046.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.958.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.841.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.718.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.631.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.527.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.460.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.409.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.388.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.318.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.218.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.132.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.19.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2504.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2429.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2406.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2394.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2333.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2239.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2160.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2076.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/13/2014 Security Update for Windows 7 for x64-based Systems (KB2926765) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2014 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/13/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2931356) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2014 Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2953522) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2014 Security Update for Windows 7 for x64-based Systems (KB2871997) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/13/2014 Windows Malicious Software Removal Tool x64 - May 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 5/13/2014 Security Update for Microsoft .NET Framework 4.5 and 4.5.1 on Windows 7, Vista, Server 2008, Server 2008 R2 x64 (KB2931368) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1957.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1881.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1842.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1813.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1753.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1663.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1566.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1476.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/6/2014 Update for Windows 7 for x64-based Systems (KB2952664) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1364.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1294.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1260.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1241.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1176.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/2/2014 Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2964358) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1084.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.982.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.910.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.810.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.727.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.678.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.666.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.618.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.549.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.438.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/22/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2929437) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.259.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.201.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.171.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.152.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.91.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.12.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.171.100.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.171.1.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2617.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2531.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2496.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2475.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2404.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2300.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2194.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/9/2014 Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2936068) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/9/2014 Update for Windows 7 for x64-based Systems (KB2800095) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/9/2014 Update for Windows 7 for x64-based Systems (KB2908783) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/9/2014 Windows Malicious Software Removal Tool x64 - April 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 4/9/2014 Security Update for Windows 7 for x64-based Systems (KB2922229) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/9/2014 Update for Windows 7 for x64-based Systems (KB2928562) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2084.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1989.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1899.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1867.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1855.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1774.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/3/2014 Update for Microsoft Security Essentials - 4.5.216.0 (KB2949787) This package will update Microsoft Security Essentials client on the user's machine. 4/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1564.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1449.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1327.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1255.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1223.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1212.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1132.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1013.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.920.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.809.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.683.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.611.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.574.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.559.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.467.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.342.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.222.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.113.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/18/2014 Windows Malicious Software Removal Tool x64 - March 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 3/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.2179.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.2109.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.2083.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.2067.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.2001.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1881.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/12/2014 Update for Windows 7 for x64-based Systems (KB2918077) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/12/2014 Update for Windows 7 for x64-based Systems (KB2929733) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/12/2014 Security Update for Windows 7 for x64-based Systems (KB2930275) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/12/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2925418) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/12/2014 Security Update for Windows 7 for x64-based Systems (KB2929961) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/12/2014 Update for Windows 7 for x64-based Systems (KB2929755) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1782.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1694.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1570.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1518.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1502.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1445.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1355.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1249.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1169.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1083.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.977.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.969.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.892.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.819.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.726.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/27/2014 Security Update for Microsoft .NET Framework 4.5.1 on Windows 7, Vista, Server 2008, and Server 2008 R2 for x64 (KB2898869) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/27/2014 Security Update for Microsoft .NET Framework 4.5.1 on Windows 7, Vista, Server 2008, and Server 2008 R2 for x64 (KB2901126) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/26/2014 Microsoft .NET Framework 4.5.1 for Windows 7 x64-based Systems (KB2858725) The Microsoft .NET Framework 4.5.1 is a highly compatible, in-place update to the .NET Framework 4 and 4.5. By using the .NET Framework 4.5.1 together with the C# or Visual Basic programming languages, you can write Windows Store apps. The .NET Framework 4.5.1 delivers better performance, reliability, and security than previous versions. After you install this update, you may have to restart your computer. 2/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.539.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.475.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.452.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.439.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.387.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.304.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.201.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.106.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.22.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.4198.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.4178.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.4167.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/16/2014 Windows Malicious Software Removal Tool x64 - February 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 2/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.4119.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.4030.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/13/2014 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2901110) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2901112) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Update for Windows 7 for x64-based Systems (KB2919469) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/13/2014 Security Update for Windows 7 for x64-based Systems (KB2916036) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2898857) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Update for Windows 7 for x64-based Systems (KB2843630) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/13/2014 Security Update for Windows 7 for x64-based Systems (KB2862973) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2898855) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Security Update for Windows 7 for x64-based Systems (KB2912390) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2911501) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2909210) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2014 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2909921) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3843.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3770.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3687.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3667.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3654.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3611.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3520.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3417.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3340.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3231.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3163.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3138.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3120.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3069.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3004.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2929.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2837.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2745.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2685.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2656.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2645.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2582.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2515.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2406.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2366.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2293.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2243.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2229.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2222.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2168.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2081.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/16/2014 Security Update for Windows 7 for x64-based Systems (KB2862330) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/16/2014 Security Update for Windows 7 for x64-based Systems (KB2913602) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/16/2014 Update for Windows 7 for x64-based Systems (KB2913431) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 1/16/2014 Windows Malicious Software Removal Tool x64 - January 2014 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 1/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1986.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1885.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1783.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1727.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1707.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1630.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1554.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1469.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1380.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1232.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1213.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1204.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1053.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.995.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.948.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.875.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.811.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.787.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.779.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.714.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.648.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.617.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.584.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.513.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.440.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.406.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.396.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.351.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.262.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.174.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.104.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.17.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.2025.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/16/2013 Windows Malicious Software Removal Tool x64 - December 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 12/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.2005.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1998.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1931.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1864.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/12/2013 Update for Windows 7 for x64-based Systems (KB2847077) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/12/2013 Update for Windows 7 for x64-based Systems (KB2891804) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/12/2013 Security Update for Windows 7 for x64-based Systems (KB2893984) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/12/2013 Update for Windows 7 for x64-based Systems (KB2913152) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/12/2013 Security Update for Windows 7 for x64-based Systems (KB2893294) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/12/2013 Cumulative Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2898785) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/12/2013 Update for Windows 7 for x64-based Systems (KB2904266) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 12/12/2013 Security Update for Windows 7 for x64-based Systems (KB2887069) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/12/2013 Security Update for Windows 7 for x64-based Systems (KB2892074) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1675.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1563.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1506.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1482.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1474.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1401.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1304.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1242.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1156.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1076.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1013.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.990.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.980.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.924.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.852.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.747.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.662.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/27/2013 Internet Explorer 11 for Windows 7 for x64-based Systems Download the fast and fluid browser recommended for Windows 7. Internet Explorer 11. Fast and fluid for Windows 7. • Fast. Fast at loading sites and fluid as you navigate through them. • Easy. Seamless with Windows, it just works the way you want. • Safer. Better protection from threats and increased privacy online. 11/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.573.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.496.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.475.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.464.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.393.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.320.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.200.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.93.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/19/2013 Update for Microsoft Security Essentials - 4.4.304.0 (KB2902885) This package will update Microsoft Security Essentials client on the user's machine. 11/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2334.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2323.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2313.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2244.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2165.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/14/2013 Cumulative Security Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2888505) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/14/2013 Security Update for Windows 7 for x64-based Systems (KB2868626) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/14/2013 Security Update for Windows 7 for x64-based Systems (KB2875783) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/14/2013 Cumulative Security Update for ActiveX Killbits for Windows 7 for x64-based Systems (KB2900986) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/14/2013 Update for Windows 7 for x64-based Systems (KB2893519) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/14/2013 Security Update for Windows 7 for x64-based Systems (KB2868725) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/14/2013 Windows Malicious Software Removal Tool x64 - November 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 11/14/2013 Security Update for Windows 7 for x64-based Systems (KB2876331) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/14/2013 Security Update for Windows 7 for x64-based Systems (KB2862152) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 11/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2079.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1974.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1880.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1829.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1803.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1789.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1722.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1646.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1566.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1475.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1399.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1344.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1326.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1318.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1261.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1182.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1106.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1006.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.909.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.855.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.834.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.818.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.762.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.676.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.573.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.485.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.370.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.309.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.290.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.268.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.200.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.121.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.17.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2013 Update for Microsoft Security Essentials - KB2866337 (4.3.219.0) This package will update Microsoft Security Essentials client on the user's machine. 10/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.2190.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.2127.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.2095.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.2080.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.2031.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/10/2013 Security Update for Windows 7 for x64-based Systems (KB2864058) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Security Update for Windows 7 for x64-based Systems (KB2884256) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Security Update for Windows 7 for x64-based Systems (KB2847311) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Cumulative Security Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2879017) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Security Update for Windows 7 for x64-based Systems (KB2864202) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Security Update for Windows 7 for x64-based Systems (KB2868038) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Security Update for Windows 7 for x64-based Systems (KB2862335) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Update for Windows 7 for x64-based Systems (KB2846960) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/10/2013 Update for Windows 7 for x64-based Systems (KB2888049) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/10/2013 Security Update for Windows 7 for x64-based Systems (KB2883150) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2858302) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Update for Windows 7 for x64-based Systems (KB2882822) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2863240) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2861698) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Windows Malicious Software Removal Tool x64 - October 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 10/10/2013 Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2836939) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 for x64-based Systems (KB2861191) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Security Update for Windows 7 for x64-based Systems (KB2876284) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/10/2013 Update for Windows 7 for x64-based Systems (KB2852386) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1912.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1823.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1713.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1631.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1576.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1547.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1524.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1445.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1332.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1252.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1158.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1069.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1001.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.985.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.966.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.898.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.792.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.693.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.607.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.519.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.464.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.444.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.428.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.283.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.180.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.105.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.24.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/15/2013 Cumulative Security Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2870699) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/15/2013 Windows Malicious Software Removal Tool x64 - September 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 9/15/2013 Update for Windows 7 for x64-based Systems (KB2853952) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/15/2013 Security Update for Windows 7 for x64-based Systems (KB2872339) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/15/2013 Security Update for Windows 7 for x64-based Systems (KB2876315) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/15/2013 Update for Windows 7 for x64-based Systems (KB2868116) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/15/2013 Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2836943) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1975.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1439.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1430.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1370.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1270.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1170.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1049.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.993.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.929.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.898.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.887.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.827.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.726.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.641.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.549.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.442.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.379.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.353.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.330.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2013 Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2836942) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/24/2013 Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2836943) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/24/2013 Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2836939) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.273.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/23/2013 Update for Microsoft Security Essentials - 4.3.215.0 (KB2855265) This package will update Microsoft Security Essentials client on the user's machine. 8/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.113.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.24.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2574.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2533.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2511.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2501.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2436.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2349.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/14/2013 Security Update for Windows 7 for x64-based Systems (KB2862966) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2844286) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2013 Cumulative Security Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2862772) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2013 Update for Windows 7 for x64-based Systems (KB2863058) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/14/2013 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2840628) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2013 Security Update for Windows 7 for x64-based Systems (KB2803821) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2013 Security Update for Windows 7 for x64-based Systems (KB2849470) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2013 Windows Malicious Software Removal Tool x64 - August 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 8/14/2013 Security Update for Windows 7 for x64-based Systems (KB2859537) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2013 Security Update for Windows 7 for x64-based Systems (KB2861855) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2013 Security Update for Windows 7 for x64-based Systems (KB2868623) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2190.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2089.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2027.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1994.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1989.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1924.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1834.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1729.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1653.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1567.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1505.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1482.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1474.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1412.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1315.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1219.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1124.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1045.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.977.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.955.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.945.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.882.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.788.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.705.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.617.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.528.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.467.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.445.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.432.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.374.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.287.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.179.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.93.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.7.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1979.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1961.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1943.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1875.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1808.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/10/2013 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2840628) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2840631) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Windows Malicious Software Removal Tool x64 - July 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 7/10/2013 Security Update for Windows 7 for x64-based Systems (KB2847927) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Windows 7 for x64-based Systems (KB2845187) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Windows 7 for x64-based Systems (KB2803821) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Cumulative Security Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2846071) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2833946) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2835393) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Windows 7 for x64-based Systems (KB2850851) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Windows 7 for x64-based Systems (KB2835364) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2844286) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 for x64-based Systems (KB2832414) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Windows 7 for x64-based Systems (KB2834886) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Security Update for Windows 7 for x64-based Systems (KB2835361) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1694.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1615.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1507.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1464.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1452.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1429.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1309.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1270.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1171.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1082.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.977.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.924.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.902.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.834.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.737.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.667.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.600.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.504.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.443.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.431.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.411.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.341.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.258.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.161.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.90.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.2.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.2339.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/15/2013 Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2859903) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.2275.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.2182.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/12/2013 Security Update for Windows 7 for x64-based Systems (KB2845690) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/12/2013 Windows Malicious Software Removal Tool x64 - June 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 6/12/2013 Cumulative Security Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2838727) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/12/2013 Security Update for Windows 7 for x64-based Systems (KB2839894) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/12/2013 Update for Windows 7 for x64-based Systems (KB2808679) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/12/2013 Update for Windows 7 for x64-based Systems (KB2836502) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/12/2013 Security Update for Windows 7 for x64-based Systems (KB2813430) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 6/12/2013 Update for Windows 7 for x64-based Systems (KB2834140) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.2103.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.2021.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1942.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1906.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1886.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1869.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1820.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1743.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1681.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1613.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1516.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1468.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1450.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1438.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1370.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1281.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1192.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1103.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1013.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.952.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.940.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.929.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.849.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.765.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.645.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.584.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.484.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.435.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.351.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.263.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/17/2013 Security Update for Windows 7 for x64-based Systems (KB2830290) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/17/2013 Update for Windows 7 for x64-based Systems (KB2820331) Install this update to resolve a set of known application compatibility issues with Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/17/2013 Update for Windows 7 for x64-based Systems (KB2798162) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/17/2013 Update for Windows 7 for x64-based Systems (KB2813956) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 5/17/2013 Security Update for Windows 7 for x64-based Systems (KB2829361) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/17/2013 Windows Malicious Software Removal Tool x64 - May 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 5/17/2013 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2804576) A security issue has been identified that could allow an attacker to misrepresent a system action or behavior without the knowledge of the user. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/17/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2804579) A security issue has been identified that could allow an attacker to misrepresent a system action or behavior without the knowledge of the user. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/17/2013 Cumulative Security Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2829530) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/17/2013 Cumulative Security Update for ActiveX Killbits for Windows 7 for x64-based Systems (KB2820197) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1923.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1848.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1798.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1785.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1759.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1621.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1454.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1332.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1260.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1250.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1085.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1003.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.895.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.842.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.787.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.774.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.711.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.629.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.542.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/23/2013 Security Update for Windows 7 for x64-based Systems (KB2840149) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.413.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.286.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.259.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.256.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.188.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.28.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.2000.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1870.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1816.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1802.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1792.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1746.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1653.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/10/2013 Security Update for Windows 7 for x64-based Systems (KB2813347) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/10/2013 Windows Malicious Software Removal Tool x64 - April 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 4/10/2013 Security Update for Windows 7 for x64-based Systems (KB2808735) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/10/2013 Security Update for Windows 7 for x64-based Systems (KB2823324) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/10/2013 Cumulative Security Update for Internet Explorer 10 for Windows 7 Service Pack 1 for x64-based Systems (KB2817183) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/10/2013 Update for Windows 7 for x64-based Systems (KB2799926) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/10/2013 Security Update for Windows 7 for x64-based Systems (KB2813170) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1446.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1359.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1274.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1251.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1234.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1177.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1083.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.989.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.912.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.844.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.783.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.779.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.743.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.662.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.582.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.502.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.421.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.366.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.356.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.330.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.205.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.24.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.2082.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.2028.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.2004.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1997.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1925.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1840.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/14/2013 Internet Explorer 10 for Windows 7 for x64-based Systems Internet Explorer 10 is fast and fluid, and lets your websites shine and perform just like native apps on your PC. Internet Explorer 10. Fast and fluid for Windows 7. • Fast. Internet Explorer 10 harnesses the untapped power of your PC, delivering pages full of vivid graphics, smoother video, and interactive content. • Easy. Experience the web the way you want to with pinned sites, built-in Spellcheck, and seamless integration with your PC running Windows 7. • Safer. Improved features like SmartScreen Filter and Tracking Protection let you be more aware of threats to your PC and your privacy. 3/14/2013 Security Update for Windows 7 for x64-based Systems (KB2807986) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 3/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1753.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/12/2013 Windows Malicious Software Removal Tool x64 - March 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 3/12/2013 Update for Windows 7 for x64-based Systems (KB2791765) Install this update to resolve a set of known application compatibility issues with Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/12/2013 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2809289) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 3/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1642.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1536.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1485.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1470.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1385.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1330.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1232.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1136.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1028.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.968.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.944.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.936.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.871.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.793.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.699.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/27/2013 Update for Microsoft Security Essentials - KB2804527 (4.2.223.1) This package will update Microsoft Security Essentials client on the user's machine. 2/27/2013 Platform Update for Windows 7 x64-Edition (KB2670838) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 2/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.576.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.492.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.425.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.398.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.381.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.209.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.97.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.14.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2558.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2507.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2487.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2474.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2396.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2305.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/14/2013 Security Update for Windows 7 for x64-based Systems (KB2799494) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 2/14/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2789645) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 2/14/2013 Security Update for Windows 7 for x64-based Systems (KB2778344) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 2/14/2013 Windows Malicious Software Removal Tool x64 - February 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 2/14/2013 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2789642) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 2/14/2013 Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2797052) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 2/14/2013 Security Update for Windows 7 for x64-based Systems (KB2790113) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 2/14/2013 Security Update for Windows 7 for x64-based Systems (KB2790655) A security issue has been identified that could allow an unauthenticated remote attacker to cause the affected system to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 2/14/2013 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2792100) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 2/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2208.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2136.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2050.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1975.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1964.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1896.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1826.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1696.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1620.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1532.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1458.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1436.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1423.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1366.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1283.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1198.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1109.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1010.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.962.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.938.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.924.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.856.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.750.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.659.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.544.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.387.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.376.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.319.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.103.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.3.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3890.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3840.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3816.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3805.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3725.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3637.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/10/2013 Security Update for Windows 7 for x64-based Systems (KB2769369) A security issue has been identified that could allow an authenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2756921) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/10/2013 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2742595) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/10/2013 Windows Malicious Software Removal Tool x64 - January 2013 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 1/10/2013 Security Update for Windows 7 for x64-based Systems (KB2757638) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/10/2013 Security Update for Windows 7 for x64-based Systems (KB2785220) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain access to information. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/10/2013 Update for Windows 7 for x64-based Systems (KB2786400) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 1/10/2013 Update for Windows 7 for x64-based Systems (KB2773072) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 1/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2742599) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/10/2013 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2736428) A security issue has been identified that could allow an unauthenticated remote attacker to cause the affected application to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/10/2013 Update for Windows 7 for x64-based Systems (KB2726535) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 1/10/2013 Update for Windows 7 for x64-based Systems (KB2786081) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 1/10/2013 Security Update for Windows 7 for x64-based Systems (KB2778930) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/10/2013 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2736422) A security issue has been identified that could allow an unauthenticated remote attacker to cause the affected application to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 1/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3521.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3402.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3299.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3254.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3245.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3218.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3137.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3048.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2956.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2908.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/31/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2859.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2822.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2815.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2798.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2679.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2605.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2571.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2534.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2472.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2452.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/22/2012 Security Update for Windows 7 for x64-based Systems (KB2753842) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 12/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2330.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2246.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2149.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/18/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2068.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2004.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1974.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1946.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1884.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/14/2012 Update for Windows 7 for x64-based Systems (KB2779562) Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer. 12/14/2012 Security Update for Windows 7 for x64-based Systems (KB2779030) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 12/14/2012 Windows Malicious Software Removal Tool x64 - December 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 12/14/2012 Security Update for Windows 7 for x64-based Systems (KB2753842) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 12/14/2012 Security Update for Windows 7 for x64-based Systems (KB2758857) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 12/14/2012 Security Update for Windows 7 for x64-based Systems (KB2770660) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 12/14/2012 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2761465) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 12/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1752.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1658.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1565.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1478.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1445.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1402.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1308.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1192.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1118.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1009.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.950.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.927.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.918.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.853.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.763.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/29/2012 Update for Windows 7 for x64-based Systems (KB2762895) Install this update to resolve a set of known application compatibility issues with Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.592.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.499.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.414.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.392.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.382.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.352.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.282.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.95.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.7.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.2342.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.2324.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.2311.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/16/2012 Update for Windows 7 for x64-based Systems (KB2763523) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/16/2012 Security Update for Windows 7 for x64-based Systems (KB2761226) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 11/16/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2737019) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 11/16/2012 Update for Kernel-Mode Driver Framework version 1.11 for Windows 7 for x64-based Systems (KB2685811) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/16/2012 Update for Windows 7 for x64-based Systems (KB2750841) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/16/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2729449) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 11/16/2012 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2761451) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 11/16/2012 Windows Malicious Software Removal Tool x64 - November 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 11/16/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2729452) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 11/16/2012 Update for User-Mode Driver Framework version 1.11 for Windows 7 for x64-based Systems (KB2685813) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/16/2012 Security Update for Windows 7 for x64-based Systems (KB2727528) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 11/16/2012 Update for Windows 7 for x64-based Systems (KB2761217) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 11/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.2168.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.2160.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.2064.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1984.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1888.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1835.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1825.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1740.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1642.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1560.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1471.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1386.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1322.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1303.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1294.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1216.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1132.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/31/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.1053.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.973.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.863.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.777.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.750.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.702.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.602.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.525.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.430.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.340.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.281.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.250.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.236.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.184.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/18/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.100.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.30.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1953.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1843.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1778.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1759.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1746.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1679.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1606.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1531.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1428.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2739159) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/9/2012 Security Update for Windows 7 for x64-based Systems (KB2731847) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 10/9/2012 Windows Malicious Software Removal Tool x64 - October 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 10/9/2012 Security Update for Windows 7 for x64-based Systems (KB2724197) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain access to information. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2731771) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2749655) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2756822) Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer. 10/9/2012 Security Update for Windows 7 for x64-based Systems (KB2743555) A security issue has been identified that could allow an unauthenticated remote attacker to cause the affected system to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2732487) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/9/2012 Security Update for Windows 7 for x64-based Systems (KB2705219) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2732500) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2729094) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2647753) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/9/2012 Update for Windows 7 for x64-based Systems (KB2661254) Install this update to keep your system up to date by increasing the minimum level of encryption on Windows systems. After you install this item, you may have to restart your system. 10/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1342.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1273.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1256.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1246.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1202.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1117.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.1049.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.931.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2012 Microsoft Security Essentials Client Update Package - KB2754296 This package will update Microsoft Security Essentials client on the user's machine. 10/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.832.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.777.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.766.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.740.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.628.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.568.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/26/2012 Update for Windows 7 for x64-based Systems (KB2732059) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.466.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.355.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.285.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.261.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.249.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/21/2012 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2744842) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 9/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.101.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.137.101.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.1409.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.1368.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.1346.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.1336.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.1279.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.1190.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.1107.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/12/2012 Update for Windows 7 for x64-based Systems (KB2719857) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/12/2012 Update for Windows 7 for x64-based Systems (KB2741355) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/12/2012 Update for Windows 7 for x64-based Systems (KB2735855) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 9/12/2012 Update Rollup for ActiveX Killbits for Windows 7 for x64-based Systems (KB2736233) Security issues have been identified in ActiveX controls that could allow an attacker to compromise a system running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 9/12/2012 Windows Malicious Software Removal Tool x64 - September 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 9/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.987.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.873.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.826.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.811.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.788.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.716.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.615.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.530.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.377.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.328.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.321.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.301.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/31/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.225.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.122.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.135.74.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.517.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.427.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.384.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.381.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.316.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.248.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.200.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.129.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.133.61.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.2388.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.2343.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.2339.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.2286.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.2223.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.2139.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/15/2012 Update for Windows 7 for x64-based Systems (KB2732500) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/15/2012 Update for Windows 7 for x64-based Systems (KB2729094) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/15/2012 Update for Windows 7 for x64-based Systems (KB2732487) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/15/2012 Update for Windows 7 for x64-based Systems (KB2647753) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 8/15/2012 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2722913) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 8/15/2012 Security Update for Windows 7 for x64-based Systems (KB2705219) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 8/15/2012 Security Update for Windows 7 for x64-based Systems (KB2731847) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 8/15/2012 Security Update for Windows 7 for x64-based Systems (KB2712808) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 8/15/2012 Windows Malicious Software Removal Tool x64 - August 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 8/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.2076.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1989.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1897.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1875.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1864.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1817.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1739.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1676.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1594.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1523.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1460.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1433.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1423.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1345.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1267.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1201.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/31/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1090.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.1024.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.956.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.925.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.912.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/28/2012 Security Update for Microsoft .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, Windows 7, Windows Server 2008, Windows Server 2008 R2 for x64-based Systems (KB2487367) A security issue has been identified that could allow an attacker to compromise your Windows-based system that is running the Microsoft .NET Framework and gain access to information. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer. 7/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.853.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/27/2012 Update for Microsoft .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, Windows 7, Windows Server 2008, Windows Server 2008 R2 for x64-based Systems (KB2468871) Install this update to resolve issues in Microsoft .NET Framework 4. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 7/27/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2656351) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 7/27/2012 Update for Microsoft .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, Windows 7, Windows Server 2008, Windows Server 2008 R2 for x64-based Systems (KB2533523) This update addresses stability, reliability, and performance issues in Microsoft .NET Framework 4. After you install this item, you may have to restart your computer. 7/27/2012 Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2600217) This update addresses stability, reliability, and performance issues in Microsoft .NET Framework 4. After you install this item, you may have to restart your computer. 7/27/2012 Update for Windows (KB958488) Microsoft .NET Framework 4.0 Shared 7/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.765.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.682.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.599.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.513.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.445.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.423.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.413.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.348.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.264.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/18/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.178.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.96.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.12.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1728.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1713.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1702.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1632.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1557.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1483.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/10/2012 Security Update for Windows 7 for x64-based Systems (KB2718523) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 7/10/2012 Security Update for Windows 7 for x64-based Systems (KB2719985) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 7/10/2012 Security Update for Windows 7 for x64-based Systems (KB2691442) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 7/10/2012 Security Update for Windows 7 for x64-based Systems (KB2655992) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain access to information. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 7/10/2012 Windows Malicious Software Removal Tool x64 - July 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 7/10/2012 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2719177) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 7/10/2012 Security Update for Windows 7 for x64-based Systems (KB2698365) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 7/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1298.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1232.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1211.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1200.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1154.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1082.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.1016.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.952.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.881.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.814.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.793.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.781.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.737.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.667.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.589.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.520.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.441.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.387.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.368.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.359.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/23/2012 Windows Update Agent 7.6.7600.256 The Windows Update Agent enables your computer to search for and install updates from an update service. The agent can automatically update itself as needed to communicate with the update service when Windows searches for new updates. 6/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.310.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.241.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.167.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.129.87.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.2174.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.2148.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.2110.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/14/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2656368) A security issue has been identified that could allow an authenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 6/14/2012 Windows Malicious Software Removal Tool x64 - June 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 6/14/2012 Security Update for Windows 7 for x64-based Systems (KB2667402) A security issue has been identified that could allow an unauthenticated remote attacker to cause the affected system to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 6/14/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2686827) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 6/14/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2686831) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 6/14/2012 Update for Windows 7 for x64-based Systems (KB2709630) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/14/2012 Security Update for Windows 7 for x64-based Systems (KB2709715) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 6/14/2012 Security Update for Windows 7 for x64-based Systems (KB2709162) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 6/14/2012 Security Update for Windows 7 for x64-based Systems (KB2685939) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 6/14/2012 Update for Windows 7 for x64-based Systems (KB2699779) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/14/2012 Update for Windows 7 for x64-based Systems (KB2677070) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 6/14/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2656373) A security issue has been identified that could allow an authenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 6/14/2012 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2699988) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 6/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.2001.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1922.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1848.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1752.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1715.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1702.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1680.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1619.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1537.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1452.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1386.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/4/2012 Update for Windows 7 for x64-based Systems (KB2718704) Install this update to resolve an issue which requires an update to the certificate revocation list on Windows systems and to keep your systems certificate list up to date. After you install this update, you may have to restart your system. 6/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1325.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1279.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1257.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1246.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1193.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/31/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1121.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.1045.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.966.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.889.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.836.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.822.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.696.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.601.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.519.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.435.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.390.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.327.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.295.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/18/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.250.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.171.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.82.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.127.19.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1826.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1760.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1738.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1726.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1673.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/11/2012 Windows Malicious Software Removal Tool x64 - May 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 5/11/2012 Security Update for Windows 7 for x64-based Systems (KB2658846) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Security Update for Windows 7 for x64-based Systems (KB2676562) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2656405) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Update Rollup for ActiveX Killbits for Windows 7 for x64-based Systems (KB2695962) Security issues have been identified in ActiveX controls that could allow an attacker to compromise a system running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 5/11/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2604121) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2604115) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Security Update for Windows 7 for x64-based Systems (KB2690533) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Security Update for Windows 7 for x64-based Systems (KB2659262) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2656411) A security issue has been identified that could allow an attacker to break or bypass a security feature in the affected software. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Security Update for Windows 7 for x64-based Systems (KB2688338) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/11/2012 Security Update for Windows 7 for x64-based Systems (KB2660649) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 5/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1581.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1515.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1435.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1330.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1276.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1257.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1246.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1188.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.1093.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.974.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/1/2012 Microsoft Security Essentials Client Update Package - KB2691905 This package will update Microsoft Security Essentials client on the user's machine. 5/1/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.921.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/30/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.839.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/29/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.783.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/28/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.749.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/27/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.681.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/26/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.597.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.508.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/24/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.425.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/23/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.326.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.278.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.269.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.247.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.111.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/18/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.125.15.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/17/2012 Security Update for Microsoft Visual C++ 2008 Service Pack 1 Redistributable Package (KB2538243) A security issue has been identified leading to MFC application vulnerability in DLL planting due to MFC not specifying the full path to system/localization DLLs. You can protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer. 4/17/2012 Security Update for Microsoft Visual C++ 2010 Service Pack 1 Redistributable Package (KB2565063) A security issue has been identified leading to MFC application vulnerability in DLL planting due to MFC not specifying the full path to system/localization DLLs. You can protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer. 4/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1899.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1823.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1801.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/14/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1790.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1721.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/12/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2656368) A security issue has been identified that could allow an authenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/12/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2656373) A security issue has been identified that could allow an authenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/12/2012 Cumulative Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2675157) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 4/12/2012 Update for Windows 7 for x64-based Systems (KB2679255) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/12/2012 Windows Malicious Software Removal Tool x64 - April 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 4/12/2012 Security Update for Windows 7 for x64-based Systems (KB2653956) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1566.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1483.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1397.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1339.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/8/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1315.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/7/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1306.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/6/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1257.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/5/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1189.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/4/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1114.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/3/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.1029.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/3/2012 Update for Microsoft .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, Windows 7, Windows Server 2008, Windows Server 2008 R2 for x64-based Systems (KB2468871) Install this update to resolve issues in Microsoft .NET Framework 4. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/3/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2633870) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/3/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2572078) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/3/2012 Security Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2656351) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/3/2012 Security Update for Microsoft .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, Windows 7, Windows Server 2008, Windows Server 2008 R2 for x64-based Systems (KB2518870) A security issue has been identified that could allow an attacker to compromise your Windows-based system that is running the Microsoft .NET Framework and gain complete control over it. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer. 4/3/2012 Update for Microsoft .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, Windows 7, Windows Server 2008, Windows Server 2008 R2 for x64-based Systems (KB2533523) This update addresses stability, reliability, and performance issues in Microsoft .NET Framework 4. After you install this item, you may have to restart your computer. 4/3/2012 Update for Microsoft .NET Framework 4 on XP, Server 2003, Vista, Windows 7, Server 2008, Server 2008 R2 for x64 (KB2600217) This update addresses stability, reliability, and performance issues in Microsoft .NET Framework 4. After you install this item, you may have to restart your computer. 4/2/2012 Microsoft .NET Framework 4 Client Profile for Windows 7 x64-based Systems (KB982670) The Microsoft .NET Framework 4 Client Profile provides a subset of features from the .NET Framework 4. The Client Profile is designed to run client applications and to enable the fastest possible deployment for Windows Presentation Foundation (WPF) and Windows Forms technology. 4/2/2012 Update for Windows 7 for x64-based Systems (KB2505438) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/2/2012 Windows Malicious Software Removal Tool x64 - March 2012 (KB890830) After the download, this tool runs one time to check your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps remove any infection that is found. If an infection is found, the tool will display a status report the next time that you start your computer. A new version of the tool will be offered every month. If you want to manually run the tool on your computer, you can download a copy from the Microsoft Download Center, or you can run an online version from microsoft.com. This tool is not a replacement for an antivirus product. To help protect your computer, you should use an antivirus product. 4/2/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.877.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/2/2012 Update for Windows 7 for x64-based Systems (KB2529073) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/2/2012 Security Update for Windows 7 for x64-based Systems (KB2532531) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/2/2012 Update for Windows 7 for x64-based Systems (KB982018) This is a reliability update. This update resolves some performance and reliability issues in Windows. By applying this update, you can achieve better performance and responsiveness in various scenarios. For more information please see the Knowledge Base article. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2656356) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2563227) Install this update to resolve performance and reliability issues in Windows. By applying this update, you can achieve better performance and responsiveness in various scenarios. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2425227) A security issue has been identified that could allow an attacker to misrepresent a system action or behavior without the knowledge of the user. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2560656) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2552343) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2620704) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2533552) Install this update to enable future updates to install successfully on all editions of Windows 7 or Windows Server 2008 R2. This update may be required before selected future updates can be installed. After you install this item, it cannot be removed. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2515325) This is a reliability update. This update resolves some performance and reliability issues in Windows. By applying this update, you can achieve better performance and responsiveness in various scenarios. For more information please see the Knowledge Base article. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2479943) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2631813) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2640148) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2547666) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2536276) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2585542) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain access to information. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Cumulative Security Update for ActiveX Killbits for Windows 7 for x64-based Systems (KB2618451) Security issues have been identified in ActiveX controls that could allow an attacker to compromise a system running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2641653) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2620712) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2660075) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2511250) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2665364) A security issue has been identified that could allow an unauthenticated remote attacker to cause the affected application to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2570947) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2545698) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2588516) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2510531) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2522422) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2506212) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2603229) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2639308) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2492386) Install this update to resolve a set of known application compatibility issues with Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2484033) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2507618) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Windows Internet Explorer 9 for Windows 7 for x64-based Systems Windows Internet Explorer 9 delivers web sites and applications that look and perform like native PC applications through the power of Windows. Fast: Internet Explorer 9 is all-around fast. Designed to take full advantage of your PC’s hardware through Windows, Internet Explorer 9 delivers graphically rich and immersive experiences that are as fast and responsive as native applications installed on your PC. Clean: Internet Explorer puts the focus on the Web sites you love with a clean look and increased viewing area that makes your Web sites shine. Intuitive and seamless integration with Windows 7 provides one-click access to Web applications pinned directly to your Taskbar. Trusted: Internet Explorer is the trusted way to the Web because it has a robust set of built-in security, privacy and reliability technologies that keep you safer and your browsing experience uninterrupted. Interoperable: Support for HTML5 and modern Web standards architected to take advantage of the GPU means that the same mark-up not only works across the Web, but runs faster and delivers a richer experience through Windows and Internet Explorer 9. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2541014) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2509553) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB971033) This update to Windows Activation Technologies detects activation exploits and tampering to key Windows system files. These exploits try to bypass regular Windows activation and are sometimes included within counterfeit copies of Windows. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2488113) This is a reliability update. This update resolves some performance and reliability issues in Windows. By applying this update, you can achieve better performance and responsiveness in various scenarios. For more information please see the Knowledge Base article. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2536275) A security issue has been identified that could allow an unauthenticated remote attacker to cause the affected system to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2579686) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2645640) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2633873) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2518869) A security issue has been identified that could allow an attacker to compromise your Windows-based system that is running the Microsoft .NET Framework and gain complete control over it. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2641690) Install this update to resolve an issue which requires an update to the certificate revocation list on Windows systems and to keep your systems certificate list up to date. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2506014) An issue has been identified that could allow a user with administrative permissions to load an unsigned driver. This update resolves that issue. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2572077) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update Rollup for ActiveX Killbits for Windows 7 for x64-based Systems (KB2647518) Security issues have been identified in ActiveX controls that could allow an attacker to compromise a system running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2567680) A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2532531) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2506928) Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2491683) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2544893) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain access to information. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2654428) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2511455) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2564958) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2619339) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2633952) Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2644615) A security issue has been identified that could allow an attacker to break or bypass a security feature in the affected software. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2556532) A security issue has been identified that could allow an authenticated local attacker to cause the affected system to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Cumulative Security Update for Internet Explorer 8 for Windows 7 for x64-based Systems (KB2647516) Security issues have been identified that could allow an attacker to compromise a system that is running Microsoft Internet Explorer and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this item, you may have to restart your computer. 4/1/2012 Security Update for Windows 7 for x64-based Systems (KB2584146) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 3/31/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.123.842.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/31/2012 Security Update for Windows 7 for x64-based Systems (KB2667402) A security issue has been identified that could allow an unauthenticated remote attacker to cause the affected system to stop responding. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 3/31/2012 Security Update for Windows 7 for x64-based Systems (KB2621440) A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. Not Installed 10/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.1055.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.1041.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.973.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.890.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.790.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.775.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.680.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.532.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.461.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.425.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.285.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.176.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.138.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.6.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1400.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1363.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1270.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1146.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1044.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.1021.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.936.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.829.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.727.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.705.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.620.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.505.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.428.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.409.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.290.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.173.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.42.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1332.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1272.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1237.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.224.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1806.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.681.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2343.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.749.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1101.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.331.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1983.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.676.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.3080.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2948.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/16/2014 Security Update for Windows 7 for x64-based Systems (KB2965788) Installation Status Failed A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/16/2014 Update for Windows 7 for x64-based Systems (KB2923545) Installation Status Failed Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 10/16/2014 Security Update for Windows 7 for x64-based Systems (KB2984981) Installation Status Failed A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 10/16/2014 nVidia - Graphics Adapter WDDM1.1, Graphics Adapter WDDM1.2, Graphics Adapter WDDM1.3 - NVIDIA GeForce GTS 250 Installation Status Failed nVidia Graphics Adapter WDDM1.1, Graphics Adapter WDDM1.2, Graphics Adapter WDDM1.3 software update released in July, 2014 10/15/2014 Update for Windows 7 for x64-based Systems (KB2952664) Installation Status Failed Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 3/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.697.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.180.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.180.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2012 nVidia - Graphics Adapter WDDM1.1, Graphics Adapter WDDM1.2, Other hardware - NVIDIA GeForce GTS 250 Installation Status Failed nVidia Graphics Adapter WDDM1.1, Graphics Adapter WDDM1.2, Other hardware software update released in October, 2012 11/16/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.139.2228.0) Installation Status Failed Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/15/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.131.2139.0) Installation Status Canceled Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/1/2012 Security Update for Internet Explorer 8 for Windows 7 for x64-based Systems (KB2544521) Installation Status Failed A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system. 4/1/2012 Update for Windows 7 for x64-based Systems (KB2632503) Installation Status Failed Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer. 4/1/2012 Update for Internet Explorer 8 Compatibility View List for Windows 7 for x64-based Systems (KB2598845) Installation Status Failed This Compatibility View List update helps make Web sites that are designed for older browsers look better in Internet Explorer 8. When users install Internet Explorer 8, they will be given a choice about opting-in to a list of sites that should be displayed in Compatibility View. After you install this item, you may have to restart Internet Explorer. System Folders Application Data C:\ProgramData Cookies C:\Users\jp\AppData\Roaming\Microsoft\Windows\Cookies Desktop C:\Users\jp\Desktop Documents C:\Users\Public\Documents Fonts C:\Windows\Fonts Global Favorites C:\Users\jp\Favorites Internet History C:\Users\jp\AppData\Local\Microsoft\Windows\History Local Application Data C:\Users\jp\AppData\Local Music C:\Users\Public\Music Path for burning CD C:\Users\jp\AppData\Local\Microsoft\Windows\Burn\Burn Physical Desktop C:\Users\jp\Desktop Pictures C:\Users\Public\Pictures Program Files C:\Program Files Public Desktop C:\Users\Public\Desktop Start Menu C:\ProgramData\Microsoft\Windows\Start Menu Start Menu Programs C:\ProgramData\Microsoft\Windows\Start Menu\Programs Startup C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup Templates C:\ProgramData\Microsoft\Windows\Templates Temporary Internet Files C:\Users\jp\AppData\Local\Microsoft\Windows\Temporary Internet Files User Favorites C:\Users\jp\Favorites Videos C:\Users\Public\Videos Windows Directory C:\Windows Windows/System C:\Windows\system32 Process List AppleMobileDeviceService.exe Process ID 1780 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\Common Files\Apple\Mobile Device Support\AppleMobileDeviceService.exe Memory Usage 11 MB Peak Memory Usage 12 MB chrome.exe Process ID 1512 User jp Domain jp-PC Path C:\Program Files (x86)\Google\Chrome\Application\chrome.exe Memory Usage 104 MB Peak Memory Usage 121 MB chrome.exe Process ID 3724 User jp Domain jp-PC Path C:\Program Files (x86)\Google\Chrome\Application\chrome.exe Memory Usage 7.86 MB Peak Memory Usage 7.86 MB chrome.exe Process ID 4064 User jp Domain jp-PC Path C:\Program Files (x86)\Google\Chrome\Application\chrome.exe Memory Usage 131 MB Peak Memory Usage 143 MB chrome.exe Process ID 3344 User jp Domain jp-PC Path C:\Program Files (x86)\Google\Chrome\Application\chrome.exe Memory Usage 247 MB Peak Memory Usage 284 MB conhost.exe Process ID 2848 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\conhost.exe Memory Usage 5.08 MB Peak Memory Usage 5.30 MB conhost.exe Process ID 2364 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Windows\system32\conhost.exe Memory Usage 3.31 MB Peak Memory Usage 3.50 MB csrss.exe Process ID 544 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\csrss.exe Memory Usage 4.52 MB Peak Memory Usage 8.86 MB csrss.exe Process ID 652 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\csrss.exe Memory Usage 9.79 MB Peak Memory Usage 18 MB dllhost.exe Process ID 1092 User jp Domain jp-PC Path C:\Windows\system32\DllHost.exe Memory Usage 8.52 MB Peak Memory Usage 8.52 MB dllhost.exe Process ID 4148 User jp Domain jp-PC Path C:\Windows\system32\DllHost.exe Memory Usage 9.02 MB Peak Memory Usage 9.36 MB dwm.exe Process ID 2816 User jp Domain jp-PC Path C:\Windows\system32\Dwm.exe Memory Usage 36 MB Peak Memory Usage 46 MB explorer.exe Process ID 1924 User jp Domain jp-PC Path C:\Windows\Explorer.EXE Memory Usage 91 MB Peak Memory Usage 109 MB GfExperienceService.exe Process ID 1996 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\NVIDIA Corporation\GeForce Experience Service\GfExperienceService.exe Memory Usage 6.62 MB Peak Memory Usage 6.78 MB GoProDeviceDetection.exe Process ID 532 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\GoPro\GoPro Desktop App\GoProDeviceDetection.exe Memory Usage 14 MB Peak Memory Usage 14 MB iexplore.exe Process ID 3132 User jp Domain jp-PC Path C:\Program Files\Internet Explorer\iexplore.exe Memory Usage 13 MB Peak Memory Usage 13 MB iPodService.exe Process ID 3820 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\iPod\bin\iPodService.exe Memory Usage 7.29 MB Peak Memory Usage 7.42 MB iTunesHelper.exe Process ID 3220 User jp Domain jp-PC Path C:\Program Files\iTunes\iTunesHelper.exe Memory Usage 15 MB Peak Memory Usage 15 MB lsass.exe Process ID 748 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\lsass.exe Memory Usage 14 MB Peak Memory Usage 14 MB lsm.exe Process ID 760 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\lsm.exe Memory Usage 4.79 MB Peak Memory Usage 4.89 MB mDNSResponder.exe Process ID 1916 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\Bonjour\mDNSResponder.exe Memory Usage 6.20 MB Peak Memory Usage 6.38 MB MsMpEng.exe Process ID 472 User SYSTEM Domain NT AUTHORITY Path c:\Program Files\Microsoft Security Client\MsMpEng.exe Memory Usage 304 MB Peak Memory Usage 529 MB msseces.exe Process ID 3180 User jp Domain jp-PC Path C:\Program Files\Microsoft Security Client\msseces.exe Memory Usage 113 MB Peak Memory Usage 115 MB NisSrv.exe Process ID 2524 User LOCAL SERVICE Domain NT AUTHORITY Path c:\Program Files\Microsoft Security Client\NisSrv.exe Memory Usage 6.97 MB Peak Memory Usage 39 MB nusb3mon.exe Process ID 3364 User jp Domain jp-PC Path C:\Program Files (x86)\NEC Electronics\USB 3.0 Host Controller Driver\Application\nusb3mon.exe Memory Usage 5.71 MB Peak Memory Usage 5.87 MB NvNetworkService.exe Process ID 2040 User SYSTEM Domain NT AUTHORITY Path C:\Program Files (x86)\NVIDIA Corporation\NetService\NvNetworkService.exe Memory Usage 5.96 MB Peak Memory Usage 6.12 MB nvSCPAPISvr.exe Process ID 956 User SYSTEM Domain NT AUTHORITY Path C:\Program Files (x86)\NVIDIA Corporation\3D Vision\nvSCPAPISvr.exe Memory Usage 6.59 MB Peak Memory Usage 7.98 MB nvstreamsvc.exe Process ID 2344 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Program Files\NVIDIA Corporation\NvStreamSrv\nvstreamsvc.exe Memory Usage 11 MB Peak Memory Usage 11 MB nvstreamsvc.exe Process ID 1844 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\NVIDIA Corporation\NvStreamSrv\nvstreamsvc.exe Memory Usage 12 MB Peak Memory Usage 13 MB nvstreamsvc.exe Process ID 2564 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\NVIDIA Corporation\NvStreamSrv\nvstreamsvc.exe Memory Usage 16 MB Peak Memory Usage 17 MB nvtray.exe Process ID 3728 User jp Domain jp-PC Path C:\Program Files\NVIDIA Corporation\Display\nvtray.exe Memory Usage 12 MB Peak Memory Usage 12 MB nvvsvc.exe Process ID 1672 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\nvvsvc.exe Memory Usage 14 MB Peak Memory Usage 15 MB nvvsvc.exe Process ID 932 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\nvvsvc.exe Memory Usage 8.45 MB Peak Memory Usage 8.63 MB nvxdsync.exe Process ID 1664 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\NVIDIA Corporation\Display\nvxdsync.exe Memory Usage 22 MB Peak Memory Usage 22 MB PnkBstrA.exe Process ID 1484 User SYSTEM Domain NT AUTHORITY Path C:\Windows\SysWOW64\PnkBstrA.exe Memory Usage 4.26 MB Peak Memory Usage 4.42 MB RAVCpl64.exe Process ID 3168 User jp Domain jp-PC Path C:\Program Files\Realtek\Audio\HDA\RAVCpl64.exe Memory Usage 12 MB Peak Memory Usage 13 MB RazerMambaSysTray.exe Process ID 3376 User jp Domain jp-PC Path C:\Program Files (x86)\Razer\Mamba\RazerMambaSysTray.exe Memory Usage 8.64 MB Peak Memory Usage 8.71 MB SearchIndexer.exe Process ID 1132 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\SearchIndexer.exe Memory Usage 24 MB Peak Memory Usage 34 MB services.exe Process ID 684 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\services.exe Memory Usage 12 MB Peak Memory Usage 12 MB smss.exe Process ID 368 User SYSTEM Domain NT AUTHORITY Path \SystemRoot\System32\smss.exe Memory Usage 1.39 MB Peak Memory Usage 1.44 MB Speccy64.exe Process ID 4656 User jp Domain jp-PC Path C:\Program Files\Speccy\Speccy64.exe Memory Usage 36 MB Peak Memory Usage 36 MB spoolsv.exe Process ID 1600 User SYSTEM Domain NT AUTHORITY Path C:\Windows\System32\spoolsv.exe Memory Usage 12 MB Peak Memory Usage 12 MB svchost.exe Process ID 2668 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 11 MB Peak Memory Usage 11 MB svchost.exe Process ID 1628 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 16 MB Peak Memory Usage 17 MB svchost.exe Process ID 1364 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 36 MB Peak Memory Usage 59 MB svchost.exe Process ID 1220 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 8.14 MB Peak Memory Usage 8.17 MB svchost.exe Process ID 1100 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 57 MB Peak Memory Usage 387 MB svchost.exe Process ID 4528 User SYSTEM Domain NT AUTHORITY Memory Usage 112 KB Peak Memory Usage 112 KB svchost.exe Process ID 920 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 4.83 MB Peak Memory Usage 5.66 MB svchost.exe Process ID 752 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\System32\svchost.exe Memory Usage 23 MB Peak Memory Usage 24 MB svchost.exe Process ID 1000 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 8.84 MB Peak Memory Usage 8.84 MB svchost.exe Process ID 1028 User SYSTEM Domain NT AUTHORITY Path C:\Windows\System32\svchost.exe Memory Usage 210 MB Peak Memory Usage 359 MB svchost.exe Process ID 868 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 11 MB Peak Memory Usage 12 MB svchost.exe Process ID 1056 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 16 MB Peak Memory Usage 16 MB svchost.exe Process ID 4432 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\System32\svchost.exe Memory Usage 7.66 MB Peak Memory Usage 7.66 MB svchost.exe Process ID 1940 User SYSTEM Domain NT AUTHORITY Path C:\Windows\System32\svchost.exe Memory Usage 13 MB Peak Memory Usage 14 MB System Process ID 4 Memory Usage 2.45 MB Peak Memory Usage 16 MB System Idle Process Process ID 0 taskhost.exe Process ID 1684 User jp Domain jp-PC Path C:\Windows\system32\taskhost.exe Memory Usage 12 MB Peak Memory Usage 13 MB wininit.exe Process ID 624 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\wininit.exe Memory Usage 4.91 MB Peak Memory Usage 5.16 MB winlogon.exe Process ID 728 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\winlogon.exe Memory Usage 8.36 MB Peak Memory Usage 9.43 MB WmiPrvSE.exe Process ID 4904 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Windows\system32\wbem\wmiprvse.exe Memory Usage 14 MB Peak Memory Usage 14 MB WmiPrvSE.exe Process ID 4180 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\wbem\wmiprvse.exe Memory Usage 7.13 MB Peak Memory Usage 7.13 MB wmpnetwk.exe Process ID 1524 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Program Files\Windows Media Player\wmpnetwk.exe Memory Usage 8.48 MB Peak Memory Usage 31 MB Security Options Accounts: Administrator account status Disabled Accounts: Guest account status Disabled Accounts: Limit local account use of blank passwords to console logon only Enabled Accounts: Rename administrator account Administrator Accounts: Rename guest account Guest Audit: Audit the access of global system objects Disabled Audit: Audit the use of Backup and Restore privilege Disabled Audit: Force audit policy subcategory settings (Windows Vista or later) to override audit policy category settings Not Defined Audit: Shut down system immediately if unable to log security audits Disabled DCOM: Machine Access Restrictions in Security Descriptor Definition Language (SDDL) syntax Not Defined DCOM: Machine Launch Restrictions in Security Descriptor Definition Language (SDDL) syntax Not Defined Devices: Allow undock without having to log on Enabled Devices: Allowed to format and eject removable media Not Defined Devices: Prevent users from installing printer drivers Disabled Devices: Restrict CD-ROM access to locally logged-on user only Not Defined Devices: Restrict floppy access to locally logged-on user only Not Defined Domain controller: Allow server operators to schedule tasks Not Defined Domain controller: LDAP server signing requirements Not Defined Domain controller: Refuse machine account password changes Not Defined Domain member: Digitally encrypt or sign secure channel data (always) Enabled Domain member: Digitally encrypt secure channel data (when possible) Enabled Domain member: Digitally sign secure channel data (when possible) Enabled Domain member: Disable machine account password changes Disabled Domain member: Maximum machine account password age 30 days Domain member: Require strong (Windows 2000 or later) session key Enabled Interactive logon: Display user information when the session is locked Not Defined Interactive logon: Do not display last user name Disabled Interactive logon: Do not require CTRL+ALT+DEL Not Defined Interactive logon: Message text for users attempting to log on Interactive logon: Message title for users attempting to log on Interactive logon: Number of previous logons to cache (in case domain controller is not available) 10 logons Interactive logon: Prompt user to change password before expiration 5 days Interactive logon: Require Domain Controller authentication to unlock workstation Disabled Interactive logon: Require smart card Disabled Interactive logon: Smart card removal behavior No Action Microsoft network client: Digitally sign communications (always) Disabled Microsoft network client: Digitally sign communications (if server agrees) Enabled Microsoft network client: Send unencrypted password to third-party SMB servers Disabled Microsoft network server: Amount of idle time required before suspending session 15 minutes Microsoft network server: Digitally sign communications (always) Disabled Microsoft network server: Digitally sign communications (if client agrees) Disabled Microsoft network server: Disconnect clients when logon hours expire Enabled Microsoft network server: Server SPN target name validation level Not Defined Network access: Allow anonymous SID/Name translation Disabled Network access: Do not allow anonymous enumeration of SAM accounts Enabled Network access: Do not allow anonymous enumeration of SAM accounts and shares Disabled Network access: Do not allow storage of passwords and credentials for network authentication Disabled Network access: Let Everyone permissions apply to anonymous users Disabled Network access: Named Pipes that can be accessed anonymously Network access: Remotely accessible registry paths System\CurrentControlSet\Control\ProductOptions,System\CurrentControlSet\Control\Server Applications,Software\Microsoft\Windows NT\CurrentVersion Network access: Remotely accessible registry paths and sub-paths System\CurrentControlSet\Control\Print\Printers,System\CurrentControlSet\Services\Eventlog,Software\Microsoft\OLAP Server,Software\Microsoft\Windows NT\CurrentVersion\Print,Software\Microsoft\Windows NT\CurrentVersion\Windows,System\CurrentControlSet\Control\ContentIndex,System\CurrentControlSet\Control\Terminal Server,System\CurrentControlSet\Control\Terminal Server\UserConfig,System\CurrentControlSet\Control\Terminal Server\DefaultUserConfiguration,Software\Microsoft\Windows NT\CurrentVersion\Perflib,System\CurrentControlSet\Services\SysmonLog Network access: Restrict anonymous access to Named Pipes and Shares Enabled Network access: Shares that can be accessed anonymously Not Defined Network access: Sharing and security model for local accounts Classic - local users authenticate as themselves Network security: Allow Local System to use computer identity for NTLM Not Defined Network security: Allow LocalSystem NULL session fallback Not Defined Network Security: Allow PKU2U authentication requests to this computer to use online identities Not Defined Network security: Configure encryption types allowed for Kerberos Not Defined Network security: Do not store LAN Manager hash value on next password change Enabled Network security: Force logoff when logon hours expire Disabled Network security: LAN Manager authentication level Not Defined Network security: LDAP client signing requirements Negotiate signing Network security: Minimum session security for NTLM SSP based (including secure RPC) clients Require 128-bit encryption Network security: Minimum session security for NTLM SSP based (including secure RPC) servers Require 128-bit encryption Network security: Restrict NTLM: Add remote server exceptions for NTLM authentication Not Defined Network security: Restrict NTLM: Add server exceptions in this domain Not Defined Network security: Restrict NTLM: Audit Incoming NTLM Traffic Not Defined Network security: Restrict NTLM: Audit NTLM authentication in this domain Not Defined Network security: Restrict NTLM: Incoming NTLM traffic Not Defined Network security: Restrict NTLM: NTLM authentication in this domain Not Defined Network security: Restrict NTLM: Outgoing NTLM traffic to remote servers Not Defined Recovery console: Allow automatic administrative logon Disabled Recovery console: Allow floppy copy and access to all drives and all folders Disabled Shutdown: Allow system to be shut down without having to log on Enabled Shutdown: Clear virtual memory pagefile Disabled System cryptography: Force strong key protection for user keys stored on the computer Not Defined System cryptography: Use FIPS compliant algorithms for encryption, hashing, and signing Disabled System objects: Require case insensitivity for non-Windows subsystems Enabled System objects: Strengthen default permissions of internal system objects (e.g. Symbolic Links) Enabled System settings: Optional subsystems Posix System settings: Use Certificate Rules on Windows Executables for Software Restriction Policies Disabled User Account Control: Admin Approval Mode for the Built-in Administrator account Disabled User Account Control: Allow UIAccess applications to prompt for elevation without using the secure desktop Disabled User Account Control: Behavior of the elevation prompt for administrators in Admin Approval Mode Prompt for consent for non-Windows binaries User Account Control: Behavior of the elevation prompt for standard users Prompt for credentials User Account Control: Detect application installations and prompt for elevation Enabled User Account Control: Only elevate executables that are signed and validated Disabled User Account Control: Only elevate UIAccess applications that are installed in secure locations Enabled User Account Control: Run all administrators in Admin Approval Mode Enabled User Account Control: Switch to the secure desktop when prompting for elevation Enabled User Account Control: Virtualize file and registry write failures to per-user locations Enabled Device Tree ACPI x64-based PC Microsoft ACPI-Compliant System ACPI Fan ACPI Fixed Feature Button ACPI Power Button ACPI Thermal Zone Intel Core i7 CPU 930 @ 2.80GHz Intel Core i7 CPU 930 @ 2.80GHz Intel Core i7 CPU 930 @ 2.80GHz Intel Core i7 CPU 930 @ 2.80GHz Intel Core i7 CPU 930 @ 2.80GHz Intel Core i7 CPU 930 @ 2.80GHz Intel Core i7 CPU 930 @ 2.80GHz Intel Core i7 CPU 930 @ 2.80GHz System board PCI bus Intel 5520/5500/X58 I/O Hub Control Status and RAS Registers - 3423 Intel 5520/5500/X58 I/O Hub GPIO and Scratch Pad Registers - 3422 Intel 5520/5500/X58 I/O Hub PCI Express Root Port 9 - 3410 Intel 5520/5500/X58 I/O Hub System Management Registers - 342E Intel 5520/5500/X58 I/O Hub Throttle Registers - 3438 Intel 5520/5500/X58 I/O Hub to ESI Port - 3405 Intel ICH10 Family PCI Express Root Port 1 - 3A40 Intel ICH10 Family SMBus Controller - 3A30 Microsoft Windows Management Interface for ACPI Motherboard resources Intel(R) 5520/5500/X58 I/O Hub PCI Express Root Port 1 - 3408 NEC Electronics USB 3.0 Host Controller NEC Electronics USB 3.0 Root Hub Intel(R) 5520/5500/X58 I/O Hub PCI Express Root Port 2 - 3409 Marvell 91xx SATA 6G Controller Marvell 91xx Config Device Standard Dual Channel PCI IDE Controller ATA Channel 0 ATA Channel 1 Intel(R) 5520/5500/X58 I/O Hub PCI Express Root Port 3 - 340A NVIDIA GeForce GTS 250 Generic PnP Monitor Intel(R) 5520/5500/X58 I/O Hub PCI Express Root Port 7 - 340E NVIDIA GeForce GTS 250 Intel(R) ICH10 Family USB Universal Host Controller - 3A37 USB Root Hub Intel(R) ICH10 Family USB Universal Host Controller - 3A38 USB Root Hub USB Composite Device USB Input Device HID Keyboard Device USB Input Device HID-compliant consumer control device HID-compliant device Intel(R) ICH10 Family USB Universal Host Controller - 3A39 USB Root Hub USB Composite Device USB Input Device HID-compliant mouse USB Input Device HID Keyboard Device HID-compliant consumer control device HID-compliant device Intel(R) ICH10 Family USB Enhanced Host Controller - 3A3C USB Root Hub High Definition Audio Controller Realtek High Definition Audio Intel(R) ICH10 Family PCI Express Root Port 3 - 3A44 Realtek PCIe GBE Family Controller Intel(R) ICH10 Family USB Universal Host Controller - 3A34 USB Root Hub Intel(R) ICH10 Family USB Universal Host Controller - 3A35 USB Root Hub Intel(R) ICH10 Family USB Universal Host Controller - 3A36 USB Root Hub Intel(R) ICH10 Family USB Enhanced Host Controller - 3A3A USB Root Hub Intel(R) 82801 PCI Bridge - 244E Texas Instruments 1394 OHCI Compliant Host Controller Intel(R) ICH10R LPC Interface Controller - 3A16 Direct memory access controller High precision event timer Intel 82802 Firmware Hub Device Motherboard resources Motherboard resources Numeric data processor Programmable interrupt controller System CMOS/real time clock System speaker System timer Intel(R) ICH8R/ICH9R/ICH10R/DO SATA RAID Controller HP DVD Writer 1260t Volume0 WDC WD1001FALS-40U9B0 CPU Intel Core i7 930 Cores 4 Threads 8 Name Intel Core i7 930 Code Name Bloomfield Package Socket 1366 LGA Technology 45nm Specification Intel Core i7 CPU 930 @ 2.80GHz Family 6 Extended Family 6 Model A Extended Model 1A Stepping 5 Revision D0 Instructions MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Intel 64, NX, VMX Virtualization Supported, Disabled Hyperthreading Supported, Enabled Fan Speed 1340 RPM Bus Speed 132.7 MHz Rated Bus Speed 2387.8 MHz Stock Core Speed 2800 MHz Stock Bus Speed 133 MHz Average Temperature 39 °C Caches L1 Data Cache Size 4 x 32 KBytes L1 Instructions Cache Size 4 x 32 KBytes L2 Unified Cache Size 4 x 256 KBytes L3 Unified Cache Size 8192 KBytes Cores Core 0 Core Speed 1591.9 MHz Multiplier x 12.0 Bus Speed 132.7 MHz Rated Bus Speed 2387.8 MHz Temperature 41 °C Threads APIC ID: 0, 1 Core 1 Core Speed 1591.9 MHz Multiplier x 12.0 Bus Speed 132.7 MHz Rated Bus Speed 2387.8 MHz Temperature 37 °C Threads APIC ID: 2, 3 Core 2 Core Speed 1591.9 MHz Multiplier x 12.0 Bus Speed 132.7 MHz Rated Bus Speed 2387.8 MHz Temperature 41 °C Threads APIC ID: 4, 5 Core 3 Core Speed 1591.9 MHz Multiplier x 12.0 Bus Speed 132.7 MHz Rated Bus Speed 2387.8 MHz Temperature 38 °C Threads APIC ID: 6, 7 RAM Memory slots Total memory slots 6 Used memory slots 3 Free memory slots 3 Memory Type DDR3 Size 6144 MBytes Channels # Triple DRAM Frequency 530.6 MHz CAS# Latency (CL) 7 clocks RAS# to CAS# Delay (tRCD) 7 clocks RAS# Precharge (tRP) 7 clocks Cycle Time (tRAS) 18 clocks Command Rate (CR) 1T Physical Memory Memory Usage 42 % Total Physical 5.99 GB Available Physical 3.47 GB Total Virtual 12 GB Available Virtual 9.66 GB SPD Number Of SPD Modules 3 Slot #1 Type DDR3 Size 2048 MBytes Manufacturer OCZ Max Bandwidth PC3-8500F (533 MHz) Part Number OCZ3G2000LV2G Timing table JEDEC #1 Frequency 381.0 MHz CAS# Latency 5.0 RAS# To CAS# 5 RAS# Precharge 5 tRAS 12 tRC 19 Voltage 1.500 V JEDEC #2 Frequency 457.1 MHz CAS# Latency 6.0 RAS# To CAS# 6 RAS# Precharge 6 tRAS 14 tRC 23 Voltage 1.500 V JEDEC #3 Frequency 533.3 MHz CAS# Latency 7.0 RAS# To CAS# 7 RAS# Precharge 7 tRAS 16 tRC 27 Voltage 1.500 V JEDEC #4 Frequency 533.3 MHz CAS# Latency 8.0 RAS# To CAS# 7 RAS# Precharge 7 tRAS 16 tRC 27 Voltage 1.500 V Slot #2 Type DDR3 Size 2048 MBytes Manufacturer OCZ Max Bandwidth PC3-8500F (533 MHz) Part Number OCZ3G2000LV2G Timing table JEDEC #1 Frequency 381.0 MHz CAS# Latency 5.0 RAS# To CAS# 5 RAS# Precharge 5 tRAS 12 tRC 19 Voltage 1.500 V JEDEC #2 Frequency 457.1 MHz CAS# Latency 6.0 RAS# To CAS# 6 RAS# Precharge 6 tRAS 14 tRC 23 Voltage 1.500 V JEDEC #3 Frequency 533.3 MHz CAS# Latency 7.0 RAS# To CAS# 7 RAS# Precharge 7 tRAS 16 tRC 27 Voltage 1.500 V JEDEC #4 Frequency 533.3 MHz CAS# Latency 8.0 RAS# To CAS# 7 RAS# Precharge 7 tRAS 16 tRC 27 Voltage 1.500 V Slot #3 Type DDR3 Size 2048 MBytes Manufacturer OCZ Max Bandwidth PC3-8500F (533 MHz) Part Number OCZ3G2000LV2G Timing table JEDEC #1 Frequency 381.0 MHz CAS# Latency 5.0 RAS# To CAS# 5 RAS# Precharge 5 tRAS 12 tRC 19 Voltage 1.500 V JEDEC #2 Frequency 457.1 MHz CAS# Latency 6.0 RAS# To CAS# 6 RAS# Precharge 6 tRAS 14 tRC 23 Voltage 1.500 V JEDEC #3 Frequency 533.3 MHz CAS# Latency 7.0 RAS# To CAS# 7 RAS# Precharge 7 tRAS 16 tRC 27 Voltage 1.500 V JEDEC #4 Frequency 533.3 MHz CAS# Latency 8.0 RAS# To CAS# 7 RAS# Precharge 7 tRAS 16 tRC 27 Voltage 1.500 V Motherboard Manufacturer EVGA Model 131-GT-E767 (Socket 423) Version Tylersburg Chipset Vendor Intel Chipset Model X58 Chipset Revision 22 Southbridge Vendor Intel Southbridge Model 82801JR (ICH10R) Southbridge Revision 00 System Temperature 32 °C BIOS Brand Phoenix Technologies LTD Version 6.00 PG Date 10/26/2010 Voltage +3.3V 3.280 V CPU CORE 0.964 V DRAM 1.517 V CPU TERMINATION 1.193 V NB CORE 1.144 V +5V 5.045 V +12V 12.332 V VSB3V 3.264 V CMOS BATTERY 3.248 V PCI Data Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI0 Characteristics 5V, PME Slot Number 0 Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI1 Characteristics 5V, PME Slot Number 1 Slot PCI Slot Type PCI Slot Usage In Use Bus Width 32 bit Slot Designation PCI2 Characteristics 5V, PME Slot Number 2 Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI3 Characteristics 5V, PME Slot Number 3 Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI4 Characteristics 5V, PME Slot Number 4 Slot PCI Slot Type PCI Slot Usage In Use Bus Width 32 bit Slot Designation PCI5 Characteristics 5V, PME Slot Number 5 Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI6 Characteristics 5V, PME Slot Number 6 Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI7 Characteristics 5V, PME Slot Number 7 Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI8 Characteristics 5V, PME Slot Number 8 Graphics Monitor Name SyncMaster on NVIDIA GeForce GTS 250 Current Resolution 1280x1024 pixels Work Resolution 1280x1024 pixels State Enabled, Primary Monitor Width 1280 Monitor Height 1024 Monitor BPP 32 bits per pixel Monitor Frequency 75 Hz Device \\.\DISPLAY1\Monitor0 NVIDIA GeForce GTS 250 Manufacturer NVIDIA Model GeForce GTS 250 GPU G92 Device ID 10DE-0615 Revision A3 Subvendor EVGA (3842) Current Performance Level Level 0 Current Performance Level Level 0 Technology 65 nm Die Size 330 mm˛ Transistors 754 M Release Date Mar 3, 2009 DirectX Support 10.0 DirectX Shader Model 4.0 OpenGL Support 3.0 Bus Interface PCI Express x16 Temperature 46 °C SLI Disabled Driver version 9.18.13.4195 BIOS Version 62.92.89.00.50 ROPs 16 Shaders 128 unified Memory Type GDDR3 Memory 1024 MB Bus Width 64x4 (256 bit) Anti Aliasing Modes -?- Filtering Modes Bilinear, Trilinear, 2x Anisotropic, 4x Anisotropic, 8x Anisotropic, 16x Anisotropic Noise Level Moderate Max Power Draw 150 Watts Count of performance levels : 1 Level 1 - "Perf Level 0" Count of performance levels : 1 Level 1 - "Perf Level 0" NVIDIA GeForce GTS 250 Manufacturer NVIDIA Model GeForce GTS 250 GPU G92 Device ID 10DE-0615 Revision A3 Subvendor EVGA (3842) Current Performance Level Level 0 Current Performance Level Level 0 Technology 65 nm Die Size 330 mm˛ Transistors 754 M Release Date Mar 3, 2009 DirectX Support 10.0 DirectX Shader Model 4.0 OpenGL Support 3.0 Bus Interface PCI Express x8 Temperature 44 °C SLI Disabled Driver version 9.18.13.4195 BIOS Version 62.92.89.00.50 ROPs 16 Shaders 128 unified Memory Type GDDR3 Memory 1024 MB Bus Width 64x4 (256 bit) Anti Aliasing Modes -?- Filtering Modes Bilinear, Trilinear, 2x Anisotropic, 4x Anisotropic, 8x Anisotropic, 16x Anisotropic Noise Level Moderate Max Power Draw 150 Watts Count of performance levels : 1 Level 1 - "Perf Level 0" Count of performance levels : 1 Level 1 - "Perf Level 0" Storage Hard drives WDC WD1001FALS-40U9B0 Manufacturer Western Digital Form Factor TB/3.5-inch (new format) Business Unit/Brand Desktop/WD Caviar Heads 16 Cylinders 121,601 Tracks 31,008,255 Sectors 1,953,520,065 SATA type SATA-II 3.0Gb/s Device type Fixed ATA Standard ATA8-ACS Serial Number WD-WMATV4057516 Firmware Version Number 20.04F20 LBA Size 48-bit LBA Power On Count 174 times Power On Time 2813.2 days Features S.M.A.R.T., AAM, NCQ Max. Transfer Mode SATA II 3.0Gb/s Used Transfer Mode SATA II 3.0Gb/s Interface SATA Capacity 931 GB Real size 1,000,204,886,016 bytes RAID Type None S.M.A.R.T Status Good Temperature 37 °C Temperature Range OK (less than 50 °C) S.M.A.R.T attributes 01 Attribute name Read Error Rate Real value 0 Current 200 Worst 200 Threshold 51 Raw Value 0000000000 Status Good 03 Attribute name Spin-Up Time Real value 6008 ms Current 253 Worst 253 Threshold 21 Raw Value 0000001778 Status Good 04 Attribute name Start/Stop Count Real value 8,398 Current 92 Worst 92 Threshold 0 Raw Value 00000020CE Status Good 05 Attribute name Reallocated Sectors Count Real value 0 Current 200 Worst 200 Threshold 140 Raw Value 0000000000 Status Good 07 Attribute name Seek Error Rate Real value 0 Current 200 Worst 200 Threshold 0 Raw Value 0000000000 Status Good 09 Attribute name Power-On Hours (POH) Real value 2813d 5h Current 8 Worst 8 Threshold 0 Raw Value 00000107BD Status Good 0A Attribute name Spin Retry Count Real value 0 Current 100 Worst 100 Threshold 0 Raw Value 0000000000 Status Good 0B Attribute name Recalibration Retries Real value 0 Current 100 Worst 100 Threshold 0 Raw Value 0000000000 Status Good 0C Attribute name Device Power Cycle Count Real value 174 Current 100 Worst 100 Threshold 0 Raw Value 00000000AE Status Good C0 Attribute name Power-off Retract Count Real value 65 Current 200 Worst 200 Threshold 0 Raw Value 0000000041 Status Good C1 Attribute name Load/Unload Cycle Count Real value 8,398 Current 198 Worst 198 Threshold 0 Raw Value 00000020CE Status Good C2 Attribute name Temperature Real value 37 °C Current 113 Worst 106 Threshold 0 Raw Value 0000000025 Status Good C3 Attribute name Hardware ECC Recovered Real value 0 Current 1 Worst 1 Threshold 0 Raw Value 000C6C8557 Status Good C4 Attribute name Reallocation Event Count Real value 0 Current 200 Worst 200 Threshold 0 Raw Value 0000000000 Status Good C5 Attribute name Current Pending Sector Count Real value 0 Current 200 Worst 200 Threshold 0 Raw Value 0000000000 Status Good C6 Attribute name Uncorrectable Sector Count Real value 0 Current 200 Worst 200 Threshold 0 Raw Value 0000000000 Status Good C7 Attribute name UltraDMA CRC Error Count Real value 7,017 Current 200 Worst 164 Threshold 0 Raw Value 0000001B69 Status Good C8 Attribute name Write Error Rate / Multi-Zone Error Rate Real value 0 Current 200 Worst 200 Threshold 0 Raw Value 0000000000 Status Good Partition 0 Partition ID Disk #0, Partition #0 Disk Letter E: File System NTFS Volume Serial Number A0E33C8E Size 931 GB Used Space 677 GB (72%) Free Space 253 GB (28%) Volume0 Serial Number ź¨ Íú?˙˙ Interface RAID Capacity 1397 GB Real size 1,500,307,783,680 bytes RAID Type Software RAID S.M.A.R.T S.M.A.R.T not supported Partition 0 Partition ID Disk #1, Partition #0 File System NTFS Volume Serial Number 6480ABE3 Size 99 MB Used Space 29.7 MB (29%) Free Space 70 MB (71%) Partition 1 Partition ID Disk #1, Partition #1 Disk Letter C: File System NTFS Volume Serial Number 8C845A6E Size 1397 GB Used Space 189 GB (13%) Free Space 1207 GB (87%) Optical Drives HP DVD Writer 1260t Media Type DVD Writer Name HP DVD Writer 1260t Availability Running/Full Power Capabilities Random Access, Supports Writing, Supports Removable Media Read capabilities CD-R, CD-RW, CD-ROM, DVD-RAM, DVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-R DL, DVD+R DL Write capabilities CD-R, CD-RW, DVD-RAM, DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-R DL, DVD+R DL Config Manager Error Code Device is working properly Config Manager User Config FALSE Drive D: Media Loaded FALSE SCSI Bus 0 SCSI Logical Unit 0 SCSI Port 0 SCSI Target Id 2 Status OK Audio Sound Cards Realtek High Definition Audio NVIDIA Virtual Audio Device (Wave Extensible) (WDM) Playback Devices Realtek Digital Output (Realtek High Definition Audio) Speakers (Realtek High Definition Audio) (default) Recording Devices Realtek Digital Input (Realtek High Definition Audio) Microphone (Realtek High Definition Audio) (default) Speaker Configuration Speaker type 5.1 Peripherals HID Keyboard Device Device Kind Keyboard Device Name HID Keyboard Device Vendor Logitech Location USB Input Device Driver Date 6-21-2006 Version 6.1.7601.17514 File C:\Windows\system32\DRIVERS\kbdhid.sys File C:\Windows\system32\DRIVERS\kbdclass.sys HID Keyboard Device Device Kind Keyboard Device Name HID Keyboard Device Vendor ECHELON Location USB Input Device Driver Date 6-21-2006 Version 6.1.7601.17514 File C:\Windows\system32\DRIVERS\kbdhid.sys File C:\Windows\system32\DRIVERS\kbdclass.sys HID-compliant mouse Device Kind Mouse Device Name HID-compliant mouse Vendor ECHELON Location USB Input Device Driver Date 6-21-2006 Version 6.1.7600.16385 File C:\Windows\system32\DRIVERS\mouhid.sys File C:\Windows\system32\DRIVERS\mouclass.sys Printers Fax Printer Port SHRFAX: Print Processor winprint Availability Always Priority 1 Duplex None Print Quality 200 * 200 dpi Monochrome Status Unknown Driver Driver Name Microsoft Shared Fax Driver (v4.00) Driver Path C:\Windows\system32\spool\DRIVERS\x64\3\FXSDRV.DLL Microsoft XPS Document Writer (Default Printer) Printer Port XPSPort: Print Processor winprint Availability Always Priority 1 Duplex None Print Quality 600 * 600 dpi Color Status Unknown Driver Driver Name Microsoft XPS Document Writer (v6.00) Driver Path C:\Windows\system32\spool\DRIVERS\x64\3\mxdwdrv.dll Network You are connected to the internet Connected through Realtek PCIe GBE Family Controller IP Address 192.168.1.12 Subnet mask 255.255.255.0 Gateway server 192.168.1.1 Preferred DNS server 192.168.1.1 DHCP Enabled DHCP server 192.168.1.1 External IP Address 199.15.104.144 Adapter Type Ethernet NetBIOS over TCP/IP Enabled via DHCP NETBIOS Node Type Hybrid node Link Speed 0 Bps Computer Name NetBIOS Name JP-PC DNS Name jp-PC Membership Part of workgroup Workgroup WORKGROUP Remote Desktop Disabled Console State Active Domain jp-PC WinInet Info LAN Connection Local system uses a local area network to connect to the Internet Local system has RAS to connect to the Internet Wi-Fi Info Wi-Fi not enabled WinHTTPInfo WinHTTPSessionProxyType No proxy Session Proxy Session Proxy Bypass Connect Retries 5 Connect Timeout (ms) 60,000 HTTP Version HTTP 1.1 Max Connects Per 1.0 Servers INFINITE Max Connects Per Servers INFINITE Max HTTP automatic redirects 10 Max HTTP status continue 10 Send Timeout (ms) 30,000 IEProxy Auto Detect No IEProxy Auto Config IEProxy IEProxy Bypass Default Proxy Config Access Type No proxy Default Config Proxy Default Config Proxy Bypass Sharing and Discovery Network Discovery Disabled File and Printer Sharing Disabled File and printer sharing service Enabled Simple File Sharing Enabled Administrative Shares Enabled Network access: Sharing and security model for local accounts Classic - local users authenticate as themselves Adapters List Enabled Realtek PCIe GBE Family Controller Connection Name Local Area Connection NetBIOS over TCPIP Yes DHCP enabled Yes MAC Address 00-1F-BC-0D-C7-07 IP Address 192.168.1.12 Subnet mask 255.255.255.0 Gateway server 192.168.1.1 DHCP 192.168.1.1 DNS Server 192.168.1.1 Network Shares Users C:\Users Current TCP Connections AppleMobileDeviceService.exe (1780) Local 127.0.0.1:27015 ESTABLISHED Remote 127.0.0.1:49170 (Querying... ) Local 127.0.0.1:49155 ESTABLISHED Remote 127.0.0.1:5354 (Querying... ) Local 127.0.0.1:49156 ESTABLISHED Remote 127.0.0.1:5354 (Querying... ) Local 127.0.0.1:27015 LISTEN C:\Program Files (x86)\Google\Chrome\Application\chrome.exe (4064) Local 192.168.1.12:49899 ESTABLISHED Remote 199.187.193.19:443 (Querying... ) (HTTPS) Local 192.168.1.12:49936 ESTABLISHED Remote 8.43.72.42:443 (Querying... ) (HTTPS) Local 192.168.1.12:49937 ESTABLISHED Remote 8.43.72.42:443 (Querying... ) (HTTPS) Local 192.168.1.12:49938 ESTABLISHED Remote 8.43.72.42:443 (Querying... ) (HTTPS) Local 192.168.1.12:50204 ESTABLISHED Remote 208.185.50.90:443 (Querying... ) (HTTPS) Local 192.168.1.12:50419 ESTABLISHED Remote 64.156.167.112:443 (Querying... ) (HTTPS) Local 192.168.1.12:50433 ESTABLISHED Remote 204.2.255.232:443 (Querying... ) (HTTPS) Local 192.168.1.12:50434 ESTABLISHED Remote 204.2.255.232:443 (Querying... ) (HTTPS) Local 192.168.1.12:50507 ESTABLISHED Remote 204.13.194.231:443 (Querying... ) (HTTPS) Local 192.168.1.12:50517 ESTABLISHED Remote 64.156.167.112:443 (Querying... ) (HTTPS) Local 192.168.1.12:50518 ESTABLISHED Remote 64.156.167.112:443 (Querying... ) (HTTPS) Local 192.168.1.12:50529 ESTABLISHED Remote 208.185.50.90:443 (Querying... ) (HTTPS) Local 192.168.1.12:50530 ESTABLISHED Remote 208.185.50.90:443 (Querying... ) (HTTPS) Local 192.168.1.12:50588 CLOSE-WAIT Remote 216.58.194.74:443 (Querying... ) (HTTPS) C:\Program Files\iTunes\iTunesHelper.exe (3220) Local 127.0.0.1:49170 ESTABLISHED Remote 127.0.0.1:27015 (Querying... ) lsass.exe (748) Local 0.0.0.0:49157 LISTEN mDNSResponder.exe (1916) Local 127.0.0.1:5354 LISTEN Local 127.0.0.1:5354 ESTABLISHED Remote 127.0.0.1:49155 (Querying... ) Local 127.0.0.1:5354 ESTABLISHED Remote 127.0.0.1:49156 (Querying... ) NvNetworkService.exe (2040) Local 127.0.0.1:9990 LISTEN services.exe (684) Local 0.0.0.0:49158 LISTEN svchost.exe (1000) Local 0.0.0.0:135 (DCE) LISTEN svchost.exe (1100) Local 0.0.0.0:49154 LISTEN svchost.exe (752) Local 0.0.0.0:49153 LISTEN System Process Local 0.0.0.0:445 (Windows shares) LISTEN Local 0.0.0.0:2869 LISTEN Local 0.0.0.0:10243 LISTEN Local 192.168.1.12:139 (NetBIOS session service) LISTEN wininit.exe (624) Local 0.0.0.0:49152 LISTEN wmpnetwk.exe (1524) Local 0.0.0.0:554 LISTEN Generated with Speccy v1.31.732