Summary Operating System MS Windows 7 Ultimate 64-bit SP1 CPU Intel Core 2 Duo E6300 @ 1.86GHz 38 °C Conroe 65nm Technology RAM 3.00 GB Dual-Channel DDR2 @ 332MHz (5-5-5-15) Motherboard Hewlett-Packard 0A60h (XU1 PROCESSOR) 44 °C Graphics HP w1858 (1366x768@60Hz) Intel(R) Q965/Q963 Express Chipset Family Hard Drives 977GB SAMSUNG SAMSUNG HD103SI ATA Device (SATA) 23 °C Optical Drives TSSTcorp CD/DVDW TS-H653L ATA Device Audio High Definition Audio Device Operating System MS Windows 7 Ultimate 64-bit SP1 Installation Date: 17 December 2011, 14:41 Windows Security Center User Account Control (UAC) Enabled Notify level 2 - Default Firewall Enabled Windows Update AutoUpdate Disabled Windows Defender Windows Defender Disabled Antivirus Antivirus Enabled Company Name Microsoft Display Name Microsoft Security Essentials Product Version 4.10.209.0 Environment Variables USERPROFILE C:\Users\Owner SystemRoot C:\Windows User Variables TEMP C:\Users\Owner\AppData\Local\Temp TMP C:\Users\Owner\AppData\Local\Temp Machine Variables ComSpec C:\Windows\system32\cmd.exe FP_NO_HOST_CHECK NO OS Windows_NT Path C:\Windows\system32 C:\Windows C:\Windows\System32\Wbem %SYSTEMROOT%\System32\WindowsPowerShell\v1.0\ PATHEXT .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC PROCESSOR_ARCHITECTURE AMD64 TEMP C:\Windows\TEMP TMP C:\Windows\TEMP USERNAME SYSTEM windir C:\Windows PSModulePath C:\Windows\system32\WindowsPowerShell\v1.0\Modules\ NUMBER_OF_PROCESSORS 2 PROCESSOR_LEVEL 6 PROCESSOR_IDENTIFIER Intel64 Family 6 Model 15 Stepping 2, GenuineIntel PROCESSOR_REVISION 0f02 windows_tracing_logfile C:\BVTBin\Tests\installpackage\csilogfile.log windows_tracing_flags 3 asl.log Destination=file Battery AC line Online Battery full time Unknown Battery Charge % Unknown Battery State No Battery Amount of time remaining (sec) Unknown Power Profile Active power scheme Home/Office Desk Hibernation Enabled Power Shutdown Enabled Power Suspend Enabled Turn Off Monitor after: (On AC Power) 20 min Turn Off Monitor after: (On Battery Power) 5 min Turn Off Hard Disk after: (On AC Power) Never Turn Off Hard Disk after: (On Battery Power) 10 min Suspend after: (On AC Power) Never Suspend after: (On Battery Power) 5 min Screen saver Enabled Uptime Current Session Current Time 2/15/2020 3:04:59 PM Current Uptime 17618 sec (0 d, 04 h, 53 m, 38 s) Last Boot Time 2/15/2020 10:11:21 AM TimeZone TimeZone GMT -5 Hours Language English Country United States Currency $ Date Format M/d/yyyy Time Format h:mm:ss tt Scheduler Process List applemobiledeviceservice.exe Process ID 1660 User SYSTEM Domain NT AUTHORITY Path C:\Program Files (x86)\Common Files\Apple\Mobile Device Support\AppleMobileDeviceService.exe Memory Usage 6.32 MB Peak Memory Usage 9.05 MB armsvc.exe Process ID 1396 User SYSTEM Domain NT AUTHORITY Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\armsvc.exe Memory Usage 3.52 MB Peak Memory Usage 4.21 MB audiodg.exe Process ID 3528 csrss.exe Process ID 368 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\csrss.exe Memory Usage 4.03 MB Peak Memory Usage 8.48 MB csrss.exe Process ID 420 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\csrss.exe Memory Usage 12 MB Peak Memory Usage 18 MB dllhost.exe Process ID 1136 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\DllHost.exe Memory Usage 5.12 MB Peak Memory Usage 5.12 MB dllhost.exe Process ID 3456 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\DllHost.exe Memory Usage 5.71 MB Peak Memory Usage 5.71 MB dwm.exe Process ID 1556 User Owner Domain Owner-PC Path C:\Windows\system32\Dwm.exe Memory Usage 23 MB Peak Memory Usage 31 MB explorer.exe Process ID 1580 User Owner Domain Owner-PC Path C:\Windows\Explorer.EXE Memory Usage 45 MB Peak Memory Usage 45 MB firefox.exe Process ID 4064 User Owner Domain Owner-PC Path C:\Program Files (x86)\Mozilla Firefox\firefox.exe Memory Usage 37 MB Peak Memory Usage 37 MB firefox.exe Process ID 3128 User Owner Domain Owner-PC Path C:\Program Files (x86)\Mozilla Firefox\firefox.exe Memory Usage 159 MB Peak Memory Usage 220 MB firefox.exe Process ID 2000 User Owner Domain Owner-PC Path C:\Program Files (x86)\Mozilla Firefox\firefox.exe Memory Usage 29 MB Peak Memory Usage 74 MB firefox.exe Process ID 1140 User Owner Domain Owner-PC Path C:\Program Files (x86)\Mozilla Firefox\firefox.exe Memory Usage 245 MB Peak Memory Usage 247 MB firefox.exe Process ID 884 User Owner Domain Owner-PC Path C:\Program Files (x86)\Mozilla Firefox\firefox.exe Memory Usage 89 MB Peak Memory Usage 128 MB hkcmd.exe Process ID 1840 User Owner Domain Owner-PC Path C:\Windows\System32\hkcmd.exe Memory Usage 5.32 MB Peak Memory Usage 6.66 MB igfxpers.exe Process ID 1872 User Owner Domain Owner-PC Path C:\Windows\System32\igfxpers.exe Memory Usage 5.33 MB Peak Memory Usage 6.39 MB igfxsrvc.exe Process ID 1848 User Owner Domain Owner-PC Path C:\Windows\system32\igfxsrvc.exe Memory Usage 5.03 MB Peak Memory Usage 6.45 MB igfxtray.exe Process ID 1816 User Owner Domain Owner-PC Path C:\Windows\System32\igfxtray.exe Memory Usage 5.44 MB Peak Memory Usage 6.70 MB lsass.exe Process ID 536 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\lsass.exe Memory Usage 9.44 MB Peak Memory Usage 11 MB lsm.exe Process ID 544 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\lsm.exe Memory Usage 3.99 MB Peak Memory Usage 4.23 MB mdnsresponder.exe Process ID 1880 User SYSTEM Domain NT AUTHORITY Path C:\Program Files\Bonjour\mDNSResponder.exe Memory Usage 5.14 MB Peak Memory Usage 5.70 MB msmpeng.exe Process ID 780 User SYSTEM Domain NT AUTHORITY Path c:\Program Files\Microsoft Security Client\MsMpEng.exe Memory Usage 125 MB Peak Memory Usage 136 MB msseces.exe Process ID 1888 User Owner Domain Owner-PC Path C:\Program Files\Microsoft Security Client\msseces.exe Memory Usage 11 MB Peak Memory Usage 16 MB nissrv.exe Process ID 2940 User LOCAL SERVICE Domain NT AUTHORITY Path c:\Program Files\Microsoft Security Client\NisSrv.exe Memory Usage 8.38 MB Peak Memory Usage 38 MB searchindexer.exe Process ID 2256 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\SearchIndexer.exe Memory Usage 13 MB Peak Memory Usage 20 MB services.exe Process ID 520 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\services.exe Memory Usage 7.13 MB Peak Memory Usage 13 MB smss.exe Process ID 272 User SYSTEM Domain NT AUTHORITY Path \SystemRoot\System32\smss.exe Memory Usage 1.05 MB Peak Memory Usage 1.26 MB speccy64.exe Process ID 3956 User Owner Domain Owner-PC Path C:\Program Files\Speccy\Speccy64.exe Memory Usage 18 MB Peak Memory Usage 18 MB spoolsv.exe Process ID 1200 User SYSTEM Domain NT AUTHORITY Path C:\Windows\System32\spoolsv.exe Memory Usage 19 MB Peak Memory Usage 22 MB svchost.exe Process ID 1284 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 20 MB Peak Memory Usage 52 MB svchost.exe Process ID 412 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 6.25 MB Peak Memory Usage 7.07 MB svchost.exe Process ID 1016 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 25 MB Peak Memory Usage 34 MB svchost.exe Process ID 1092 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 14 MB Peak Memory Usage 17 MB svchost.exe Process ID 984 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 12 MB Peak Memory Usage 14 MB svchost.exe Process ID 1928 User SYSTEM Domain NT AUTHORITY Path C:\Windows\System32\svchost.exe Memory Usage 9.88 MB Peak Memory Usage 11 MB svchost.exe Process ID 1956 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 6.64 MB Peak Memory Usage 8.81 MB svchost.exe Process ID 964 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 4.91 MB Peak Memory Usage 5.83 MB svchost.exe Process ID 944 User SYSTEM Domain NT AUTHORITY Path C:\Windows\System32\svchost.exe Memory Usage 99 MB Peak Memory Usage 114 MB svchost.exe Process ID 912 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\System32\svchost.exe Memory Usage 18 MB Peak Memory Usage 29 MB svchost.exe Process ID 728 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 6.54 MB Peak Memory Usage 7.29 MB svchost.exe Process ID 648 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\svchost.exe Memory Usage 7.89 MB Peak Memory Usage 9.26 MB svchost.exe Process ID 3772 User LOCAL SERVICE Domain NT AUTHORITY Path C:\Windows\System32\svchost.exe Memory Usage 4.86 MB Peak Memory Usage 4.86 MB system Process ID 4 system idle process Process ID 0 taskhost.exe Process ID 1464 User Owner Domain Owner-PC Path C:\Windows\system32\taskhost.exe Memory Usage 11 MB Peak Memory Usage 12 MB teamviewer_service.exe Process ID 1728 User SYSTEM Domain NT AUTHORITY Path C:\Program Files (x86)\TeamViewer\Version7\TeamViewer_Service.exe Memory Usage 7.11 MB Peak Memory Usage 12 MB wininit.exe Process ID 452 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\wininit.exe Memory Usage 3.91 MB Peak Memory Usage 4.67 MB winlogon.exe Process ID 476 User SYSTEM Domain NT AUTHORITY Path C:\Windows\system32\winlogon.exe Memory Usage 6.16 MB Peak Memory Usage 8.50 MB wmiprvse.exe Process ID 664 User NETWORK SERVICE Domain NT AUTHORITY Path C:\Windows\system32\wbem\wmiprvse.exe Memory Usage 8.50 MB Peak Memory Usage 8.50 MB Hotfixes 1/20/2020 Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.307.2707.0) Install this update to revise the files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/19/2020 Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.307.2647.0) Install this update to revise the files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/18/2020 Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.307.2586.0) Install this update to revise the files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/17/2020 Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.307.2526.0) Install this update to revise the files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/16/2020 Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.307.2475.0) Install this update to revise the files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/15/2020 Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.307.2401.0) Install this update to revise the files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/30/2019 Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.307.1375.0) Install this update to revise the files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/9/2019 Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.307.105.0) Install this update to revise the files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/26/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.281.872.0) 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. 9/11/2018 Windows Malicious Software Removal Tool x64 - September 2018 (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. 9/11/2018 2018-09 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows 7 and Server 2008 R2 for x64 (KB4457918) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 9/11/2018 2018-09 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4457144) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2018 Windows Malicious Software Removal Tool x64 - August 2018 (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. 8/14/2018 2018-08 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows 7 and Server 2008 R2 for x64 (KB4345590) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 8/14/2018 2018-08 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4343900) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.271.778.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/10/2018 2018-07 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows 7 and Server 2008 R2 for x64 (KB4340556) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2018 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. 7/10/2018 2018-07 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4338818) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 7/10/2018 Windows Malicious Software Removal Tool x64 - July 2018 (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. 7/6/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.271.623.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/12/2018 Windows Malicious Software Removal Tool x64 - June 2018 (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. 6/12/2018 2018-06 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4284826) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/9/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.267.1101.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2018 2018-05 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4103718) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/8/2018 Windows Malicious Software Removal Tool x64 - May 2018 (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. 5/8/2018 2018-05 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1 on Windows 7 and Server 2008 R2 for x64 (KB4099633) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/5/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.267.891.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/19/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.265.947.0) 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. 4/12/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.265.527.0) 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. 4/10/2018 Windows Malicious Software Removal Tool x64 - April 2018 (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. 4/10/2018 2018-04 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4093118) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 4/10/2018 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. 3/30/2018 2018-03 Security Update for Windows 7 for x64-based Systems (KB4100480) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/13/2018 Windows Malicious Software Removal Tool x64 - March 2018 (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. 3/13/2018 2018-03 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4088875) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/13/2018 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. 3/5/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.263.167.0) 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. 2/16/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.261.1280.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/13/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.261.1143.0) 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. 2/13/2018 Windows Malicious Software Removal Tool x64 - February 2018 (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. 2/13/2018 2018-02 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4074598) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 2/13/2018 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. 1/26/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.261.306.0) 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. 1/24/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.261.191.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/22/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.261.104.0) 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. 1/19/2018 2018-01 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1 on Windows 7 and Server 2008 R2 for x64 (KB4055532) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/10/2018 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.259.1455.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/9/2018 Windows Malicious Software Removal Tool x64 - January 2018 (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. 1/9/2018 2018-01 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1 on Windows 7 and Server 2008 R2 for x64 (KB4055532) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 1/5/2018 2018-01 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4056894) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.259.218.0) 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. 12/1/2017 2017-12 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4054518) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 12/1/2017 Windows Malicious Software Removal Tool x64 - December 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. 11/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.1143.0) 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. 11/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.738.0) Install this update to revise the 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. 11/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.540.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.478.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/14/2017 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. 11/14/2017 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 1.257.436.0) 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. 11/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.257.396.0) 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. 10/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.255.210.0) Install this update to revise the 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 1.255.161.0) 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. 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. 10/25/2017 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. 10/11/2017 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. 10/11/2017 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. 10/3/2017 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. 9/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.253.102.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/29/2017 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 1.251.1386.0) 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. 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. 9/12/2017 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. 9/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.733.0) 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. 9/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.733.0) 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. 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. 9/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.706.0) Install this update to revise the 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 1.251.706.0) Install this update to revise the 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 1.251.679.0) 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. 9/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.628.0) 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. 9/7/2017 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 1.251.570.0) Install this update to revise the 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 1.251.518.0) 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. 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 1.251.468.0) Install this update to revise the 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 1.251.432.0) 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. 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. 9/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.409.0) 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. 9/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.379.0) 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. 9/1/2017 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. 8/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.336.0) Install this update to revise the 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 1.251.272.0) Install this update to revise the 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 1.249.211.0) 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. 8/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.187.0) Install this update to revise the 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 1.251.179.0) 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. 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. 8/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.135.0) 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. 8/26/2017 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 1.251.119.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.70.0) 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. 8/25/2017 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. 8/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.251.36.0) Install this update to revise the 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 1.249.1404.0) 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. 8/23/2017 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. 8/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.1361.0) Install this update to revise the 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 1.249.1321.0) Install this update to revise the 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 1.249.211.0) 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 1.249.1289.0) Install this update to revise the 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 1.249.1267.0) 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. 8/19/2017 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 1.249.1227.0) Install this update to revise the 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 1.249.1168.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/15/2017 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 1.249.1031.0) 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. 8/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.999.0) Install this update to revise the 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 1.249.985.0) 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. 8/11/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.958.0) 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. 8/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.911.0) 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. 8/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.872.0) 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. 8/8/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.810.0) 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. 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. 8/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.762.0) 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. 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. 8/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.712.0) 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. 8/4/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.690.0) Install this update to revise the 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 1.249.615.0) 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. 8/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.575.0) Install this update to revise the 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 1.249.528.0) 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. 7/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.480.0) Install this update to revise the 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. 7/29/2017 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. 7/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.370.0) 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. 7/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.316.0) 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. 7/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.271.0) Install this update to revise the 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 1.249.219.0) 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. 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 1.249.118.0) 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. 7/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.249.99.0) Install this update to revise the 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 1.247.989.0) 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. 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. 7/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.933.0) 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. 7/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.906.0) 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. 7/13/2017 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.765.0) 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. 7/11/2017 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 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. 7/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.704.0) Install this update to revise the 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 1.247.658.0) Install this update to revise the 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 1.247.620.0) Install this update to revise the 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 1.247.566.0) 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. 7/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.514.0) Install this update to revise the 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 1.247.472.0) Install this update to revise the 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 1.247.442.0) 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. 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. 7/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.388.0) 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. 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 1.247.295.0) 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. 6/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.221.0) Install this update to revise the 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 1.247.188.0) 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. 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 1.247.93.0) 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. 6/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.247.69.0) Install this update to revise the 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 1.247.28.0) 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. 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 1.245.1172.0) Install this update to revise the 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 1.245.1110.0) 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. 6/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.1059.0) Install this update to revise the 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 1.245.1010.0) 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. 6/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.977.0) 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. 6/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.941.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.889.0) 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. 6/13/2017 Security Update for Microsoft Silverlight (KB4023307) This security update to Silverlight includes fixes outlined in KB 4023307. This update is backward compatible with web applications built using previous versions of Silverlight. 6/13/2017 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. 6/13/2017 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. 6/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.839.0) 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. 6/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.777.0) 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. 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 1.245.577.0) Install this update to revise the 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 1.245.549.0) 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. 6/5/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.494.0) Install this update to revise the 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 1.245.456.0) 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. 6/3/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.435.0) 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. 6/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.410.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.348.0) 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. 5/31/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.265.0) Install this update to revise the 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. 5/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.245.204.0) Install this update to revise the 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. 5/27/2017 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 1.245.40.0) Install this update to revise the 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 1.243.1034.0) 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. 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. 5/23/2017 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. 5/22/2017 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 1.243.866.0) Install this update to revise the 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 1.243.846.0) Install this update to revise the 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 1.243.780.0) Install this update to revise the 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 1.243.706.0) Install this update to revise the 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 1.243.610.0) Install this update to revise the 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 1.243.414.0) 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. 5/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.361.0) 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. 5/12/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.243.291.0) Install this update to revise the 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 1.243.207.0) Install this update to revise the 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 1.243.110.0) Install this update to revise the 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. 5/8/2017 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 1.241.1373.0) 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. 5/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.1318.0) 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. 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 1.241.1079.0) Install this update to revise the 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 1.241.983.0) Install this update to revise the 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. 4/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.841.0) 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. 4/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.839.0) 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. 4/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.825.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/30/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.819.0) 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. 4/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.737.0) 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. 4/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.720.0) 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. 4/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.665.0) 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. 4/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.660.0) 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. 4/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.654.0) Install this update to revise the 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 1.241.590.0) 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. 4/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.574.0) 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. 4/26/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.483.0) 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. 4/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.412.0) Install this update to revise the 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 1.241.407.0) 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. 4/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.394.0) 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. 4/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.340.0) 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. 4/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.333.0) Install this update to revise the 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 1.241.262.0) 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. 4/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.257.0) Install this update to revise the 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 1.241.251.0) 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. 4/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.188.0) 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. 4/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.186.0) Install this update to revise the 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 1.241.183.0) Install this update to revise the 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. 4/21/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.117.0) 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. 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. 4/20/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.241.4.0) 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. 4/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1672.0) 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. 4/19/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1667.0) Install this update to revise the 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 1.239.1524.0) 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. 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. 4/15/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1477.0) 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. 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. 4/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1442.0) 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. 4/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1430.0) 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. 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. 4/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1397.0) 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. 4/13/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1384.0) 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. 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 Security Update for Microsoft Silverlight (KB4017094) This security update to Silverlight includes fixes outlined in KB 4017094. This update is backward compatible with web applications built using previous versions of Silverlight. 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 1.239.1256.0) 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. 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. 4/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1208.0) 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. 4/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1151.0) 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. 4/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1146.0) 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. 4/9/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1134.0) Install this update to revise the 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 1.239.1089.0) Install this update to revise the 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 1.239.1079.0) Install this update to revise the 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 1.239.1069.0) 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. 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. 4/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.1011.0) Install this update to revise the 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 1.239.874.0) Install this update to revise the 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 1.239.517.0) 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. 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 1.239.371.0) Install this update to revise the 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. 3/25/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.239.173.0) Install this update to revise the 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 1.239.131.0) 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. 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 1.237.1844.0) Install this update to revise the 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 1.237.1595.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/18/2017 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. 3/17/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1438.0) 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. 3/16/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1347.0) Install this update to revise the 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 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. 3/15/2017 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 Security Update for Microsoft Silverlight (KB4013867) This security update to Silverlight includes fixes outlined in KB 4013867. This update is backward compatible with web applications built using previous versions of Silverlight. 3/14/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.1231.0) 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. 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. 3/11/2017 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 1.237.951.0) Install this update to revise the 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 1.237.885.0) Install this update to revise the 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 1.237.823.0) 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. 3/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.755.0) 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. 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. 3/4/2017 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 1.237.555.0) 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. 3/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.488.0) Install this update to revise the 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 1.237.399.0) Install this update to revise the 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 1.237.347.0) 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. 2/27/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.305.0) Install this update to revise the 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 1.237.243.0) Install this update to revise the 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 1.237.193.0) 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. 2/24/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.144.0) 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. 2/23/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.237.58.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/23/2017 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. 2/22/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3406.0) Install this update to revise the 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 1.235.3322.0) Install this update to revise the 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. 2/18/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.3155.0) Install this update to revise the 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 1.235.3091.0) Install this update to revise the 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. 2/13/2017 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. 2/12/2017 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. 2/10/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2549.0) Install this update to revise the 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 1.235.2293.0) 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. 2/6/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.2219.0) Install this update to revise the 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 1.235.2144.0) Install this update to revise the 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 1.235.2087.0) Install this update to revise the 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 1.235.2018.0) 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. 2/2/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1940.0) 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. 2/1/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1822.0) Install this update to revise the 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 1.235.1758.0) Install this update to revise the 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 1.235.1660.0) 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. 1/29/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1578.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/28/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.235.1519.0) Install this update to revise the 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 1.235.1460.0) 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. 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 1.235.1075.0) Install this update to revise the 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. 1/21/2017 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 1.235.742.0) 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. 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 1.235.549.0) 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. 1/11/2017 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. 1/11/2017 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. 1/7/2017 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.4175.0) Install this update to revise the 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 1.233.4020.0) Install this update to revise the 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 1.233.3881.0) Install this update to revise the 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 1.233.3726.0) Install this update to revise the 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 1.233.3671.0) Install this update to revise the 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 1.233.3641.0) Install this update to revise the 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 1.233.3586.0) Install this update to revise the 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 1.233.3481.0) Install this update to revise the 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 1.233.3396.0) Install this update to revise the 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 1.233.3338.0) 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. 12/25/2016 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. 12/24/2016 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. 12/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.3178.0) Install this update to revise the 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 1.233.3066.0) 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. 12/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2955.0) Install this update to revise the 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 1.233.2860.0) Install this update to revise the 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 1.233.2771.0) Install this update to revise the 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 1.233.2644.0) Install this update to revise the 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 1.233.2491.0) Install this update to revise the 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 1.233.2434.0) Install this update to revise the 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 1.233.2317.0) 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. 12/14/2016 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. 12/14/2016 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. 12/14/2016 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. 12/14/2016 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. 12/13/2016 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. 12/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.2078.0) Install this update to revise the 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 1.233.1996.0) 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. 12/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1940.0) 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. 12/9/2016 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. 12/8/2016 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. 12/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1601.0) Install this update to revise the 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 1.233.1524.0) 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. 12/5/2016 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. 12/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1357.0) 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. 12/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1287.0) 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. 12/2/2016 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. 12/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.1119.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.993.0) 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. 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 1.233.897.0) Install this update to revise the 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 1.233.833.0) 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. 11/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.748.0) Install this update to revise the 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 1.233.672.0) 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. 11/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.610.0) Install this update to revise the 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 1.233.526.0) Install this update to revise the 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 1.233.451.0) 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. 11/22/2016 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. 11/21/2016 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. 11/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.184.0) 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. 11/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.131.0) 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. 11/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.233.51.0) Install this update to revise the 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 1.231.2187.0) 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 1.231.2187.0) 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. 11/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.2087.0) Install this update to revise the 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 1.231.2040.0) 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. 11/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1951.0) Install this update to revise the 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 1.231.1871.0) 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. 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. 11/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1740.0) 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. 11/10/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1641.0) 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. 11/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1552.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/9/2016 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. 11/9/2016 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. 11/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1493.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1486.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1361.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1357.0) 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. 11/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1347.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1294.0) 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. 11/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1286.0) 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. 11/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1283.0) 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. 11/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1245.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1241.0) 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. 11/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1238.0) 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. 11/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1236.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1186.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1182.0) 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. 11/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1178.0) 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. 11/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1167.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1122.0) 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. 11/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1116.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1103.0) 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. 11/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1097.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1088.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.1002.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.924.0) 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. 10/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.864.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.809.0) 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. 10/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.766.0) 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. 10/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.643.0) Install this update to revise the 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 1.231.560.0) Install this update to revise the 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 1.231.456.0) 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. 10/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.396.0) 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. 10/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.311.0) Install this update to revise the 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 1.231.249.0) 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. 10/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.201.0) 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. 10/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.129.0) 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. 10/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.231.66.0) Install this update to revise the 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 1.229.2076.0) 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. 10/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1997.0) 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. 10/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1916.0) Install this update to revise the 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 1.229.1854.0) 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. 10/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1788.0) Install this update to revise the 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 1.229.1669.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1639.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1562.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1562.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/12/2016 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 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 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 Security Update for Microsoft Silverlight (KB3193713) This security update to Silverlight includes fixes outlined in KB 3193713. This update is backward compatible with web applications built using previous versions of Silverlight. 10/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1461.0) Install this update to revise the 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 1.229.1372.0) 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. 10/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1269.0) 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. 10/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1195.0) 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. 10/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1110.0) 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. 10/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.1027.0) 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. 10/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.947.0) 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. 10/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.860.0) Install this update to revise the 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 1.229.794.0) Install this update to revise the 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 1.229.737.0) 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. 10/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.676.0) 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. 10/1/2016 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 1.229.607.0) 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. 9/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.518.0) 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. 9/28/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.436.0) 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. 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 1.229.372.0) Install this update to revise the 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 1.229.222.0) 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. 9/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.229.160.0) Install this update to revise the 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 1.229.68.0) 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. 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. 9/21/2016 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. 9/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2770.0) 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. 9/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2687.0) 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. 9/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2617.0) 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. 9/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2561.0) Install this update to revise the 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 1.227.2498.0) Install this update to revise the 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 1.227.2415.0) Install this update to revise the 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 1.227.2333.0) 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. 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 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 Security Update for Microsoft Silverlight (KB3182373) This security update to Silverlight includes fixes outlined in KB 3182373. This update is backward compatible with web applications built using previous versions of Silverlight. 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. 9/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.2271.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/12/2016 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. 9/10/2016 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 1.227.1922.0) 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. 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 1.227.1605.0) 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. 9/4/2016 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. 9/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1478.0) 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. 8/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.1138.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/29/2016 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 1.227.931.0) 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. 8/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.840.0) 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. 8/26/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.756.0) Install this update to revise the 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 1.227.661.0) Install this update to revise the 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 1.227.586.0) Install this update to revise the 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 1.227.489.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.380.0) 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. 8/21/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.313.0) 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. 8/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.275.0) 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. 8/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.206.0) 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. 8/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.227.95.0) 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. 8/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.4167.0) 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. 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. 8/16/2016 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. 8/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3914.0) Install this update to revise the 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 1.225.3854.0) Install this update to revise the 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 1.225.3804.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.3626.0) Install this update to revise the 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 1.225.3393.0) Install this update to revise the 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 1.225.3235.0) Install this update to revise the 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 1.225.2978.0) Install this update to revise the 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 1.225.2856.0) Install this update to revise the 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 1.225.2811.0) Install this update to revise the 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 1.225.2758.0) Install this update to revise the 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 1.225.2666.0) 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. 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 1.225.2482.0) Install this update to revise the 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 1.225.2382.0) Install this update to revise the 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 1.225.2306.0) Install this update to revise the 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 1.225.2251.0) Install this update to revise the 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 1.225.2181.0) Install this update to revise the 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 1.225.2072.0) Install this update to revise the 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 1.225.1999.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1925.0) 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. 7/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1840.0) 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. 7/17/2016 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. 7/17/2016 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. 7/17/2016 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. 7/17/2016 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. 7/17/2016 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. 7/17/2016 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. 7/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1756.0) Install this update to revise the 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 Update for Windows (KB3161608) Fix for KB3161608 7/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1299.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.1226.0) Install this update to revise the 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 1.225.1119.0) Install this update to revise the 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 1.225.997.0) Install this update to revise the 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 1.225.883.0) 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. 7/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.736.0) 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. 7/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.618.0) 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. 7/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.517.0) 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. 7/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.225.412.0) Install this update to revise the 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 1.225.315.0) Install this update to revise the 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 1.225.244.0) Install this update to revise the 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 1.225.81.0) Install this update to revise the 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 1.223.2791.0) Install this update to revise the 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 1.223.2717.0) Install this update to revise the 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 1.223.2670.0) 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. 6/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2614.0) Install this update to revise the 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 Update for Microsoft Silverlight (KB3162593) This update to Silverlight improves security, reliability, accessibility support, startup performance, enhances line-of-business support and includes several fixes to better support rich internet applications. This update is backward compatible with web applications built using previous versions of Silverlight. 6/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2489.0) Install this update to revise the 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 1.223.2407.0) Install this update to revise the 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 1.223.2310.0) Install this update to revise the 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 1.223.2229.0) 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. 6/20/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.2126.0) 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. 6/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1997.0) 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. 6/17/2016 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. 6/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1755.0) 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. 6/16/2016 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. 6/16/2016 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. 6/16/2016 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. 6/16/2016 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. 6/16/2016 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. 6/16/2016 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. 6/16/2016 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. 6/16/2016 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. 6/16/2016 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. 6/16/2016 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. 6/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1473.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1412.0) 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. 6/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.1344.0) 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. 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 1.223.1180.0) 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. 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. 6/8/2016 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 1.223.985.0) 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. 6/7/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.982.0) 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. 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 1.223.804.0) Install this update to revise the 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 1.223.739.0) Install this update to revise the 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 1.223.675.0) Install this update to revise the 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 1.223.523.0) 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. 6/1/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.427.0) 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. 5/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.223.298.0) 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. 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 1.223.191.0) Install this update to revise the 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 1.223.80.0) Install this update to revise the 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 1.221.606.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.525.0) 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. 5/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.221.433.0) Install this update to revise the 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 1.221.347.0) 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. 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 1.219.2355.0) Install this update to revise the 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 1.219.2198.0) 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. 5/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.2153.0) Install this update to revise the 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 1.219.1973.0) 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. 5/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1912.0) 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. 5/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1805.0) Install this update to revise the 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 1.219.1716.0) 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. 5/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1592.0) 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. 5/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1471.0) 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. 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/10/2016 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. 5/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1269.0) 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. 5/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.1158.0) 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. 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 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 1.219.530.0) 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. 4/30/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.450.0) 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. 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. 4/29/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.219.254.0) Install this update to revise the 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 1.219.58.0) Install this update to revise the 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 1.217.2445.0) Install this update to revise the 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 1.217.2349.0) 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. 4/24/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.2259.0) Install this update to revise the 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 1.217.2157.0) 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. 4/22/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.2072.0) Install this update to revise the 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 1.217.1958.0) 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. 4/20/2016 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. 4/19/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1709.0) 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. 4/18/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1628.0) 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. 4/17/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1541.0) Install this update to revise the 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 1.217.1485.0) 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. 4/15/2016 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. 4/14/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1293.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1263.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/13/2016 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. 4/13/2016 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. 4/13/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 4/12/2016 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. 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 1.217.1094.0) Install this update to revise the 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 1.217.1041.0) Install this update to revise the 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 1.217.1014.0) 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. 4/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.1005.0) 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. 4/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.970.0) Install this update to revise the 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 1.217.882.0) 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. 4/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.797.0) 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. 4/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.686.0) 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. 4/4/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.599.0) 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. 4/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.523.0) 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. 4/2/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.482.0) Install this update to revise the 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 1.217.421.0) 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. 3/31/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.217.300.0) Install this update to revise the 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 1.217.223.0) Install this update to revise the 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 1.217.49.0) Install this update to revise the 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 1.215.3147.0) 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. 3/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.3106.0) Install this update to revise the 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 1.215.2980.0) Install this update to revise the 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 1.215.2954.0) 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. 3/24/2016 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 1.215.2718.0) Install this update to revise the 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 1.215.2609.0) Install this update to revise the 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 1.215.2527.0) Install this update to revise the 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 1.215.2441.0) Install this update to revise the 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 1.215.2348.0) Install this update to revise the 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 1.215.1616.0) 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. 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. 3/12/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.1414.0) 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. 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 1.215.1053.0) 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. 3/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.911.0) 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 Security Update for Microsoft .NET Framework 4.5.2 on Windows 7, Vista, Windows Server 2008, Windows Server 2008 R2 for x64 (KB3135996) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/9/2016 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. 3/8/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.780.0) Install this update to revise the 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 1.215.654.0) Install this update to revise the 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 1.215.506.0) 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. 3/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.312.0) Install this update to revise the 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 1.215.138.0) 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. 3/3/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.215.56.0) Install this update to revise the 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 1.213.7751.0) 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. 3/1/2016 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. 2/29/2016 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. 2/28/2016 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. 2/27/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7371.0) Install this update to revise the 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 1.213.7343.0) 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. 2/25/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7226.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.7097.0) Install this update to revise the 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 1.213.6995.0) Install this update to revise the 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 1.213.6871.0) Install this update to revise the 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 1.213.6803.0) Install this update to revise the 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 1.213.6754.0) Install this update to revise the 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 1.213.6667.0) Install this update to revise the 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 1.213.6583.0) Install this update to revise the 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 1.213.6460.0) Install this update to revise the 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 1.213.6352.0) 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. 2/15/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6296.0) Install this update to revise the 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 1.213.6212.0) 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. 2/13/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.6144.0) Install this update to revise the 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 1.213.6073.0) 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. 2/11/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5956.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5826.0) Install this update to revise the 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 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 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 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. 2/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5692.0) Install this update to revise the 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 1.213.5628.0) 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. 2/7/2016 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. 2/6/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.5576.0) Install this update to revise the 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 1.213.5508.0) Install this update to revise the 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 1.213.5446.0) Install this update to revise the 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 1.213.5329.0) Install this update to revise the 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 1.213.5220.0) Install this update to revise the 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 1.213.5125.0) Install this update to revise the 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 1.213.5040.0) Install this update to revise the 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 1.213.4996.0) Install this update to revise the 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 1.213.4931.0) Install this update to revise the 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 1.213.4894.0) Install this update to revise the 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 1.213.4678.0) Install this update to revise the 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 1.213.4472.0) Install this update to revise the 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 1.213.4334.0) 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. 1/24/2016 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. 1/23/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3963.0) Install this update to revise the 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 1.213.3828.0) Install this update to revise the 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 1.213.3657.0) Install this update to revise the 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 1.213.3504.0) Install this update to revise the 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 1.213.3360.0) Install this update to revise the 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 1.213.3257.0) Install this update to revise the 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 1.213.3196.0) 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. 1/16/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.3135.0) Install this update to revise the 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 1.213.3072.0) Install this update to revise the 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 1.213.2952.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2781.0) Install this update to revise the 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 Security Update for Microsoft Silverlight (KB3126036) This security update to Silverlight includes fixes outlined in KB 3126036. This update is backward compatible with web applications built using previous versions of Silverlight. 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 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 1.213.2684.0) Install this update to revise the 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. 1/9/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.2223.0) 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. 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 1.213.1957.0) 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. 1/5/2016 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.1837.0) Install this update to revise the 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 1.213.1676.0) 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. 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 1.213.1371.0) Install this update to revise the 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 1.213.1285.0) Install this update to revise the 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 1.213.1144.0) Install this update to revise the 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 1.213.1029.0) 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. 12/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.947.0) 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. 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 1.213.841.0) 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. 12/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.741.0) 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. 12/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.617.0) 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. 12/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.213.562.0) Install this update to revise the 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. 12/17/2015 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 1.211.2700.0) Install this update to revise the 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 1.211.2551.0) Install this update to revise the 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 1.211.2532.0) Install this update to revise the 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 1.211.2364.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2271.0) Install this update to revise the 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 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 Security Update for Microsoft Silverlight (KB3106614) This security update to Silverlight includes fixes outlined in KB 3106614. This update is backward compatible with web applications built using previous versions of Silverlight. 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 1.211.2133.0) 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. 12/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.2070.0) 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. 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 1.211.1867.0) 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. 12/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1729.0) 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. 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 1.211.1516.0) 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. 11/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1398.0) Install this update to revise the 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 1.211.1316.0) Install this update to revise the 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 1.211.1206.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.1103.0) 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. 11/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.990.0) 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. 11/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.861.0) 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. 11/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.730.0) 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. 11/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.637.0) 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. 11/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.566.0) 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. 11/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.444.0) 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. 11/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.298.0) 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. 11/19/2015 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. 11/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.98.0) 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. 11/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.211.83.0) Install this update to revise the 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 1.209.3251.0) Install this update to revise the 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 1.209.3166.0) Install this update to revise the 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 1.209.2988.0) Install this update to revise the 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 1.209.2871.0) Install this update to revise the 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 1.209.2720.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/12/2015 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. 11/12/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/11/2015 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. 11/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.2324.0) 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. 11/9/2015 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 1.209.2081.0) 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. 11/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1991.0) Install this update to revise the 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 1.209.1868.0) Install this update to revise the 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 1.209.1738.0) 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. 11/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1595.0) Install this update to revise the 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 1.209.1561.0) Install this update to revise the 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 1.209.1468.0) 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. 11/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1370.0) 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. 11/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1290.0) 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. 10/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.1172.0) Install this update to revise the 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 1.209.1064.0) 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. 10/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.901.0) Install this update to revise the 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 1.209.781.0) 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. 10/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.730.0) 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. 10/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.537.0) 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. 10/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.456.0) 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. 10/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.384.0) 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. 10/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.209.273.0) 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. 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 1.207.3596.0) Install this update to revise the 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 1.207.3452.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3326.0) Install this update to revise the 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 1.207.3196.0) 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. 10/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.3087.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/14/2015 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. 10/14/2015 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. 10/14/2015 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. 10/14/2015 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. 10/14/2015 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. 10/14/2015 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. 10/14/2015 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. 10/14/2015 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. 10/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2906.0) Install this update to revise the 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 1.207.2821.0) 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. 10/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2640.0) 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. 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 1.207.2426.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/7/2015 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. 10/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.2216.0) Install this update to revise the 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 1.207.2147.0) Install this update to revise the 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 1.207.1965.0) Install this update to revise the 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 1.207.1807.0) Install this update to revise the 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 1.207.1706.0) Install this update to revise the 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 1.207.1638.0) Install this update to revise the 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 1.207.1480.0) Install this update to revise the 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 1.207.1358.0) Install this update to revise the 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 1.207.1276.0) 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. 9/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1204.0) 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. 9/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1197.0) 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. 9/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.1140.0) Install this update to revise the 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 1.207.1010.0) 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. 9/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.894.0) Install this update to revise the 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 1.207.578.0) Install this update to revise the 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 1.207.413.0) 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. 9/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.357.0) 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. 9/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.207.277.0) Install this update to revise the 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 1.207.158.0) 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. 9/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.2644.0) Install this update to revise the 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 1.205.2572.0) Install this update to revise the 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 1.205.2389.0) Install this update to revise the 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 1.205.2331.0) Install this update to revise the 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 1.205.2266.0) Install this update to revise the 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 1.205.2121.0) Install this update to revise the 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) Install this update to revise the 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 1.205.1918.0) 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. 9/9/2015 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 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 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. 9/8/2015 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 1.205.1731.0) Install this update to revise the 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 1.205.1627.0) Install this update to revise the 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 1.205.1354.0) Install this update to revise the 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 1.205.1228.0) 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. 8/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.1115.0) Install this update to revise the 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 1.205.1043.0) Install this update to revise the 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 1.205.939.0) 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. 8/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.789.0) Install this update to revise the 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. 8/25/2015 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. 8/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.415.0) Install this update to revise the 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 1.205.308.0) Install this update to revise the 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 1.205.236.0) 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. 8/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.205.102.0) Install this update to revise the 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 1.205.93.0) 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. 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 1.203.2502.0) Install this update to revise the 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 1.203.2401.0) 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. 8/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2275.0) 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. 8/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2186.0) Install this update to revise the 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 1.203.2155.0) 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. 8/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.2082.0) 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. 8/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1991.0) Install this update to revise the 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 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. 8/12/2015 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. 8/12/2015 Security Update for Microsoft Silverlight (KB3080333) This security update to Silverlight includes fixes outlined in KB 3080333. This update is backward compatible with web applications built using previous versions of Silverlight. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/12/2015 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. 8/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1918.0) 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. 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. 8/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1679.0) 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. 8/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.1578.0) Install this update to revise the 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 1.203.1237.0) Install this update to revise the 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 1.203.1138.0) Install this update to revise the 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 1.203.1057.0) Install this update to revise the 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 1.203.1013.0) 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. 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 1.203.853.0) 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. 7/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.761.0) Install this update to revise the 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 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 1.203.548.0) Install this update to revise the 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 1.203.470.0) Install this update to revise the 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 1.203.252.0) 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. 7/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.106.0) 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. 7/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.203.0.0) Install this update to revise the 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 1.201.2259.0) Install this update to revise the 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 1.201.2184.0) 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. 7/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.2141.0) Install this update to revise the 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 1.201.2086.0) Install this update to revise the 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. 7/15/2015 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. 7/15/2015 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 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 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 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 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 1.201.1847.0) 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. 7/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1721.0) 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. 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 1.201.1575.0) Install this update to revise the 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 1.201.1434.0) Install this update to revise the 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 1.201.1357.0) 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. 7/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1272.0) Install this update to revise the 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 1.201.1176.0) 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. 7/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.1068.0) Install this update to revise the 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 1.201.1027.0) 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. 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 1.201.883.0) 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. 7/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.739.0) Install this update to revise the 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 1.201.595.0) Install this update to revise the 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 1.201.403.0) Install this update to revise the 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 1.201.356.0) 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. 6/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.201.303.0) Install this update to revise the 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 1.201.2.0) 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. 6/23/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.3370.0) Install this update to revise the 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 1.199.3278.0) Install this update to revise the 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 1.199.3204.0) Install this update to revise the 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 1.199.3154.0) Install this update to revise the 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 1.199.3053.0) Install this update to revise the 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. 6/16/2015 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 1.199.2650.0) Install this update to revise the 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 1.199.2584.0) Install this update to revise the 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 1.199.2547.0) 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. 6/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2451.0) Install this update to revise the 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 1.199.2337.0) 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. 6/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2237.0) Install this update to revise the 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 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 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. 6/9/2015 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. 6/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.2049.0) Install this update to revise the 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 1.199.2021.0) 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. 6/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1981.0) Install this update to revise the 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 1.199.1886.0) 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. 6/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1793.0) 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. 6/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1629.0) Install this update to revise the 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 1.199.1534.0) Install this update to revise the 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 1.199.1429.0) 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. 5/31/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1375.0) 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. 5/30/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1330.0) 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. 5/29/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.1233.0) Install this update to revise the 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 1.199.800.0) Install this update to revise the 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 1.199.528.0) 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. 5/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.229.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.126.0) 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. 5/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.199.14.0) 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. 5/17/2015 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. 5/16/2015 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. 5/15/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2658.0) Install this update to revise the 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 1.197.2651.0) Install this update to revise the 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 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. 5/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.2441.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 Update for Microsoft Security Essentials - 4.8.204.0 (KB3063917) This package will update Microsoft Security Essentials client on the user's machine. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 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. 5/14/2015 Security Update for Microsoft Silverlight (KB3056819) This security update to Silverlight includes fixes outlined in KB 3056819. This update is backward compatible with web applications built using previous versions of Silverlight. 5/14/2015 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 1.197.2142.0) Install this update to revise the 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 1.197.2058.0) Install this update to revise the 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 1.197.1894.0) Install this update to revise the 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 1.197.1780.0) 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. 5/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1651.0) Install this update to revise the 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 1.197.1562.0) Install this update to revise the 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 1.197.1448.0) Install this update to revise the 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 1.197.1367.0) 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. 5/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1308.0) 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. 5/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.1237.0) Install this update to revise the 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 1.197.971.0) Install this update to revise the 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 1.197.850.0) Install this update to revise the 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 1.197.766.0) 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. 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 1.197.687.0) Install this update to revise the 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. 4/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.642.0) 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. 4/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.546.0) Install this update to revise the 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 1.197.401.0) Install this update to revise the 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 1.197.248.0) 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. 4/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.126.0) 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. 4/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.197.11.0) 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. 4/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3766.0) Install this update to revise the 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 1.195.3635.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3418.0) Install this update to revise the 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. 4/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.3308.0) Install this update to revise the 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 1.195.3216.0) Install this update to revise the 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 1.195.3078.0) Install this update to revise the 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 1.195.2927.0) Install this update to revise the 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 1.195.2732.0) Install this update to revise the 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 1.195.2568.0) Install this update to revise the 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 1.195.2398.0) Install this update to revise the 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 1.195.2278.0) Install this update to revise the 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 1.195.2127.0) 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. 4/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.2032.0) Install this update to revise the 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 1.195.1865.0) Install this update to revise the 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 1.195.1658.0) 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. 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 1.195.1215.0) Install this update to revise the 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 1.195.970.0) Install this update to revise the 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 1.195.789.0) Install this update to revise the 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 1.195.694.0) Install this update to revise the 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 1.195.519.0) 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. 3/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.369.0) 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. 3/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.239.0) 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. 3/25/2015 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. 3/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.195.136.0) 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. 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 1.193.3478.0) Install this update to revise the 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 1.193.3381.0) Install this update to revise the 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 1.193.3288.0) Install this update to revise the 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. 3/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.3140.0) Install this update to revise the 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 1.193.2942.0) Install this update to revise the 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 1.193.2831.0) Install this update to revise the 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 1.193.2797.0) Install this update to revise the 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 1.193.2708.0) Install this update to revise the 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 1.193.2608.0) 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. 3/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2542.0) Install this update to revise the 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 1.193.2443.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2296.0) Install this update to revise the 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 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. 3/10/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2194.0) 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. 3/9/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.2118.0) Install this update to revise the 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 1.193.2051.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/7/2015 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. 3/6/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1923.0) 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. 3/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1802.0) 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. 3/5/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1783.0) 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. 3/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1689.0) 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. 3/3/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1582.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/3/2015 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. 3/2/2015 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. 3/1/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1377.0) 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. 2/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1325.0) 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. 2/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1232.0) 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. 2/26/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.1114.0) 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. 2/25/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.993.0) 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. 2/25/2015 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. 2/24/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.862.0) Install this update to revise the 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 1.193.713.0) 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. 2/22/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.615.0) 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. 2/21/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.565.0) Install this update to revise the 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 1.193.455.0) 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. 2/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.269.0) 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. 2/18/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.158.0) 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. 2/17/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.90.0) 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. 2/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.193.0.0) Install this update to revise the 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 1.191.5015.0) Install this update to revise the 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 1.191.4960.0) Install this update to revise the 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 1.191.4893.0) Install this update to revise the 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 1.191.4858.0) Install this update to revise the 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. 2/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4757.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/11/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.4662.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/11/2015 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 1.191.4536.0) Install this update to revise the 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 1.191.4377.0) Install this update to revise the 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 1.191.4325.0) Install this update to revise the 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 1.191.4239.0) Install this update to revise the 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 1.191.4136.0) Install this update to revise the 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 1.191.3929.0) Install this update to revise the 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 1.191.3834.0) Install this update to revise the 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 1.191.3771.0) Install this update to revise the 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 1.191.3736.0) Install this update to revise the 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 1.191.3639.0) Install this update to revise the 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 1.191.3559.0) 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. 1/28/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3482.0) 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. 1/28/2015 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. 1/27/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.3404.0) Install this update to revise the 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 1.191.3316.0) Install this update to revise the 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 1.191.3244.0) Install this update to revise the 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 1.191.3194.0) Install this update to revise the 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 1.191.3104.0) Install this update to revise the 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 1.191.3014.0) Install this update to revise the 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 1.191.2937.0) Install this update to revise the 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 1.191.2930.0) 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. 1/20/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2829.0) 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. 1/19/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2714.0) Install this update to revise the 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 1.191.2657.0) Install this update to revise the 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 1.191.2620.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/16/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2564.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2460.0) 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. 1/14/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2341.0) 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. 1/14/2015 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. 1/14/2015 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. 1/14/2015 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. 1/14/2015 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. 1/14/2015 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. 1/14/2015 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. 1/13/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2220.0) 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. 1/12/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.2145.0) Install this update to revise the 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 1.191.2049.0) Install this update to revise the 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 1.191.2009.0) Install this update to revise the 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 1.191.1928.0) 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. 1/8/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1826.0) 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. 1/7/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1724.0) 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. 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 1.191.1559.0) 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. 1/4/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1492.0) Install this update to revise the 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 1.191.1449.0) 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. 1/2/2015 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1396.0) Install this update to revise the 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 1.191.1326.0) 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. 12/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1276.0) 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. 12/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.1263.0) Install this update to revise the 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 1.191.1184.0) Install this update to revise the 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 1.191.1125.0) Install this update to revise the 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 1.191.1047.0) Install this update to revise the 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 1.191.998.0) Install this update to revise the 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 1.191.939.0) 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. 12/25/2014 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 1.191.816.0) Install this update to revise the 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 1.191.746.0) Install this update to revise the 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 1.191.654.0) Install this update to revise the 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 1.191.574.0) 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. 12/20/2014 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. 12/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.519.0) 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. 12/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.441.0) 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. 12/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.431.0) 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. 12/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.323.0) 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. 12/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.323.0) 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. 12/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.323.0) 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. 12/18/2014 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. 12/17/2014 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. 12/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.107.0) 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. 12/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.191.95.0) 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. 12/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.2207.0) Install this update to revise the 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 1.189.2144.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.2065.0) 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. 12/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1965.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/12/2014 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. 12/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1891.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1802.0) 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. 12/10/2014 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. 12/10/2014 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. 12/10/2014 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. 12/10/2014 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. 12/10/2014 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. 12/10/2014 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. 12/10/2014 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. 12/10/2014 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. 12/10/2014 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. 12/10/2014 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. 12/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1724.0) 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. 12/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1636.0) Install this update to revise the 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 1.189.1570.0) 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. 12/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1534.0) Install this update to revise the 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 1.189.1447.0) 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. 12/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1375.0) 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. 12/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1270.0) 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. 12/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.1199.0) Install this update to revise the 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 1.189.1101.0) Install this update to revise the 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 1.189.1043.0) Install this update to revise the 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 1.189.1000.0) 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. 11/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.933.0) 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. 11/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.842.0) 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. 11/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.760.0) Install this update to revise the 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 1.189.660.0) 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. 11/24/2014 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. 11/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.538.0) 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. 11/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.513.0) 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. 11/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.453.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.351.0) 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. 11/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.216.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/19/2014 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. 11/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.189.139.0) Install this update to revise the 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 1.189.8.0) 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. 11/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2342.0) 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. 11/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2282.0) 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. 11/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.2203.0) Install this update to revise the 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 1.187.2113.0) Install this update to revise the 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 1.187.1997.0) 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. 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. 11/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1900.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1802.0) 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. 11/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1704.0) 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. 11/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1650.0) 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. 11/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1571.0) Install this update to revise the 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 1.187.1508.0) Install this update to revise the 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 1.187.1489.0) Install this update to revise the 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 1.187.1386.0) 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. 11/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1286.0) 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. 11/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1215.0) Install this update to revise the 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 1.187.1153.0) 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. 11/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1128.0) 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. 11/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.1121.0) 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. 10/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.957.0) Install this update to revise the 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 1.187.860.0) Install this update to revise the 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 1.187.772.0) Install this update to revise the 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 1.187.755.0) 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. 10/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.640.0) Install this update to revise the 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 1.187.575.0) Install this update to revise the 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 1.187.530.0) 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. 10/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.434.0) Install this update to revise the 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 1.187.351.0) 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. 10/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.228.0) 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. 10/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.104.0) 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. 10/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.187.8.0) 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. 10/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3732.0) Install this update to revise the 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 1.185.3716.0) Install this update to revise the 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 1.185.3625.0) Install this update to revise the 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 1.185.3523.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3437.0) Install this update to revise the 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 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 (KB2965788) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that 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) 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) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that 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 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. 10/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3317.0) Install this update to revise the 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 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. 10/15/2014 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. 10/15/2014 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 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 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. 10/15/2014 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. 10/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3223.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.3135.0) Install this update to revise the 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 1.185.3011.0) Install this update to revise the 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 1.185.2919.0) Install this update to revise the 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 1.185.2822.0) 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. 10/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2808.0) Install this update to revise the 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 1.185.2589.0) Install this update to revise the 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 1.185.2517.0) Install this update to revise the 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 1.185.2446.0) Install this update to revise the 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 1.185.2375.0) Install this update to revise the 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 1.185.2350.0) 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. 10/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.2135.0) 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. 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 1.185.1838.0) Install this update to revise the 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 1.185.1680.0) 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. 9/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1558.0) Install this update to revise the 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 1.185.1458.0) 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. 9/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1362.0) Install this update to revise the 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 1.185.1239.0) 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. 9/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1171.0) 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. 9/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.1056.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.959.0) 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. 9/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.941.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/23/2014 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. 9/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.800.0) Install this update to revise the 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 1.185.728.0) Install this update to revise the 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 1.185.586.0) Install this update to revise the 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 1.185.447.0) 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. 9/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.339.0) Install this update to revise the 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 1.185.214.0) 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. 9/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.185.96.0) 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. 9/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2574.0) 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. 9/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2511.0) 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. 9/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2414.0) Install this update to revise the 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 1.183.2231.0) Install this update to revise the 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 1.183.2218.0) 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. 9/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2156.0) Install this update to revise the 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 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. 9/10/2014 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. 9/10/2014 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. 9/10/2014 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. 9/10/2014 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. 9/10/2014 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. 9/10/2014 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. 9/10/2014 Update for Microsoft Security Essentials - 4.6.305.0 (KB2965031) This package will update Microsoft Security Essentials client on the user's machine. 9/10/2014 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. 9/10/2014 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. 9/10/2014 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. 9/10/2014 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. 9/10/2014 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. 9/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.2074.0) 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. 9/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1957.0) 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. 9/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1819.0) Install this update to revise the 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 1.183.1735.0) 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. 9/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1619.0) 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. 9/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1505.0) 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. 9/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1410.0) Install this update to revise the 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 1.183.1399.0) 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. 9/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1258.0) 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. 8/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.1134.0) Install this update to revise the 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 1.183.1046.0) 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. 8/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.935.0) 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. 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. 8/28/2014 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. 8/27/2014 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 1.183.449.0) Install this update to revise the 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 1.183.370.0) 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. 8/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.209.0) 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. 8/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.183.87.0) 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. 8/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.181.314.0) Install this update to revise the 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 1.181.195.0) 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. 8/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.181.75.0) 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. 8/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.3348.0) Install this update to revise the 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 1.179.3274.0) Install this update to revise the 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 1.179.3192.0) 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. 8/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.3097.0) Install this update to revise the 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 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/15/2014 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. 8/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.3028.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/13/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2943.0) Install this update to revise the 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 1.179.2838.0) Install this update to revise the 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 1.179.2746.0) 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. 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. 8/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2570.0) 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. 8/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2461.0) 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. 8/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.2400.0) Install this update to revise the 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 1.179.2306.0) Install this update to revise the 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 1.179.2115.0) Install this update to revise the 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 1.179.2077.0) Install this update to revise the 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 1.179.2042.0) Install this update to revise the 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 1.179.1979.0) 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. 8/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1856.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 7/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1727.0) 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. 7/31/2014 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. 7/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1619.0) 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. 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 1.179.1382.0) Install this update to revise the 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 1.179.1296.0) 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. 7/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.1210.0) Install this update to revise the 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 1.179.1112.0) Install this update to revise the 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 1.179.984.0) 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. 7/24/2014 Update for Microsoft Silverlight (KB2977218) This update to Silverlight improves security, reliability, accessibility support, startup performance, enhances line-of-business support and includes several fixes to better support rich internet applications. This update is backward compatible with web applications built using previous versions of Silverlight. 7/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.888.0) Install this update to revise the 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 1.179.779.0) 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. 7/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.660.0) 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. 7/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.589.0) 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. 7/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.534.0) Install this update to revise the 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 1.179.425.0) 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. 7/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.317.0) Install this update to revise the 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 1.179.179.0) 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. 7/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.179.121.0) 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. 7/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.2448.0) Install this update to revise the 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 1.177.2409.0) Install this update to revise the 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 1.177.2344.0) Install this update to revise the 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 1.177.2279.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.2134.0) Install this update to revise the 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 1.177.2045.0) 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. 7/9/2014 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. 7/9/2014 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. 7/9/2014 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. 7/9/2014 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. 7/9/2014 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. 7/9/2014 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. 7/9/2014 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. 7/9/2014 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. 7/9/2014 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. 7/9/2014 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. 7/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1944.0) 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. 7/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1852.0) 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. 7/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1796.0) Install this update to revise the 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 1.177.1772.0) 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. 7/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1662.0) Install this update to revise the 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 1.177.1581.0) 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. 7/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1578.0) Install this update to revise the 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 1.177.1465.0) Install this update to revise the 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 1.177.1351.0) 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. 6/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1250.0) 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. 6/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1198.0) 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. 6/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1182.0) 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. 6/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.1092.0) Install this update to revise the 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 1.177.993.0) 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. 6/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.979.0) 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. 6/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.807.0) Install this update to revise the 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 1.177.688.0) 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. 6/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.578.0) Install this update to revise the 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 1.177.516.0) Install this update to revise the 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 1.177.440.0) 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. 6/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.177.336.0) Install this update to revise the 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 1.177.80.0) Install this update to revise the 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 1.175.2532.0) Install this update to revise the 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 1.175.2440.0) 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. 6/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2365.0) 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. 6/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2262.0) Install this update to revise the 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 1.175.2155.0) 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. 6/12/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.2035.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1952.0) Install this update to revise the 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 Security Update for Windows 7 for x64-based Systems (KB2965788) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that 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 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. 6/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1848.0) 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. 6/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1748.0) Install this update to revise the 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 1.175.1667.0) Install this update to revise the 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 1.175.1612.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1522.0) Install this update to revise the 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 1.175.1432.0) Install this update to revise the 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 1.175.1349.0) Install this update to revise the 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 1.175.1267.0) 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. 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. 6/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1142.0) Install this update to revise the 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 1.175.1093.0) 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. 5/31/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.1035.0) 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. 5/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.944.0) 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. 5/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.807.0) Install this update to revise the 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 1.175.710.0) Install this update to revise the 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 1.175.592.0) 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. 5/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.504.0) 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. 5/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.432.0) 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. 5/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.380.0) 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. 5/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.284.0) 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. 5/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.266.0) Install this update to revise the 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 1.175.184.0) 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. 5/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.94.0) 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. 5/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.175.69.0) Install this update to revise the 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 1.173.2417.0) Install this update to revise the 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 1.173.2388.0) 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. 5/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2311.0) 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. 5/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2299.0) Install this update to revise the 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 1.173.2235.0) Install this update to revise the 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 1.173.2219.0) Install this update to revise the 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 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. 5/15/2014 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. 5/15/2014 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. 5/15/2014 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. 5/15/2014 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. 5/15/2014 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. 5/15/2014 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. 5/14/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.2144.0) Install this update to revise the 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 1.173.2071.0) 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. 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 1.173.1866.0) Install this update to revise the 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 1.173.1790.0) 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. 5/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1720.0) 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. 5/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1635.0) 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. 5/8/2014 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. 5/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1556.0) Install this update to revise the 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 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. 5/7/2014 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. 5/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1428.0) 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. 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 1.173.1275.0) 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. 5/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1230.0) Install this update to revise the 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 Security Update for Internet Explorer 11 for Windows 7 for x64-based Systems (KB2964444) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1156.0) 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. 5/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1059.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.1047.0) Install this update to revise the 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 1.173.976.0) Install this update to revise the 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 1.173.831.0) 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. 4/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.765.0) 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. 4/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.725.0) Install this update to revise the 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 1.173.658.0) Install this update to revise the 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 1.173.597.0) 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. 4/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.539.0) 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. 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. 4/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.424.0) 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. 4/22/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.324.0) 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. 4/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.253.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.235.0) Install this update to revise the 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 1.173.178.0) 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. 4/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.142.0) 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. 4/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.173.84.0) 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. 4/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.171.148.0) 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. 4/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.171.95.0) 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. 4/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2706.0) Install this update to revise the 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 1.169.2593.0) Install this update to revise the 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 1.169.2519.0) Install this update to revise the 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 1.169.2468.0) Install this update to revise the 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 1.169.2371.0) 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. 4/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2288.0) 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. 4/10/2014 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. 4/10/2014 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. 4/10/2014 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. 4/10/2014 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. 4/10/2014 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. 4/10/2014 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. 4/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.2167.0) 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. 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 1.169.1983.0) 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. 4/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1951.0) Install this update to revise the 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 1.169.1871.0) 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. 4/5/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1847.0) 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. 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1639.0) Install this update to revise the 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 1.169.1541.0) Install this update to revise the 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 1.169.1436.0) 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. 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 1.169.1251.0) 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. 3/29/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1196.0) 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. 3/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1103.0) 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. 3/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.1088.0) Install this update to revise the 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 1.169.1007.0) 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. 3/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.880.0) Install this update to revise the 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 1.169.799.0) Install this update to revise the 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 1.169.762.0) 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. 3/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.664.0) 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. 3/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.609.0) Install this update to revise the 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 1.169.556.0) 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. 3/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.461.0) Install this update to revise the 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 1.169.336.0) Install this update to revise the 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 1.169.306.0) 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. 3/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.169.192.0) Install this update to revise the 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 1.169.106.0) 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. 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 1.167.2165.0) 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. 3/16/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.2104.0) Install this update to revise the 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 1.167.2098.0) Install this update to revise the 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 1.167.2056.0) Install this update to revise the 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 1.167.2039.0) Install this update to revise the 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 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. 3/12/2014 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 Security Update for Microsoft Silverlight (KB2932677) This security update to Silverlight includes fixes outlined in KB 2932677. This update is backward compatible with web applications built using previous versions of Silverlight. 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. 3/11/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1698.0) Install this update to revise the 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 1.167.1579.0) 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. 3/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1567.0) 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. 3/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1528.0) 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. 3/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1488.0) 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. 3/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1426.0) 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. 3/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1410.0) Install this update to revise the 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 1.167.1340.0) Install this update to revise the 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 1.167.1240.0) Install this update to revise the 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 1.167.1163.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1074.0) 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. 3/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.1000.0) 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. 3/1/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.961.0) 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. 2/28/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.875.0) 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. 2/27/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.801.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.687.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2014 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. 2/26/2014 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. 2/25/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.631.0) 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. 2/25/2014 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. 2/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.529.0) 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. 2/24/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.509.0) 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. 2/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.473.0) Install this update to revise the 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 1.167.434.0) Install this update to revise the 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 1.167.375.0) 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. 2/20/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.288.0) Install this update to revise the 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 1.167.271.0) Install this update to revise the 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 1.167.201.0) 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. 2/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.167.93.0) 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. 2/17/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.4212.0) Install this update to revise the 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 1.165.4196.0) Install this update to revise the 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 1.165.4165.0) Install this update to revise the 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 1.165.4099.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.4017.0) Install this update to revise the 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 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 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 (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 1.165.3937.0) Install this update to revise the 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 1.165.3843.0) 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. 2/10/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3741.0) Install this update to revise the 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 1.165.3687.0) 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. 2/8/2014 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. 2/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3581.0) Install this update to revise the 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 1.165.3487.0) Install this update to revise the 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 1.165.3470.0) Install this update to revise the 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 1.165.3408.0) Install this update to revise the 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 1.165.3312.0) Install this update to revise the 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 1.165.3231.0) 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. 2/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.3160.0) Install this update to revise the 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 1.165.3119.0) Install this update to revise the 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 1.165.3064.0) Install this update to revise the 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 1.165.3048.0) 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. 1/30/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2999.0) Install this update to revise the 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 1.165.2892.0) Install this update to revise the 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 1.165.2830.0) Install this update to revise the 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 1.165.2732.0) Install this update to revise the 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 1.165.2713.0) Install this update to revise the 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 1.165.2678.0) Install this update to revise the 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 1.165.2639.0) Install this update to revise the 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 1.165.2582.0) 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. 1/23/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2477.0) Install this update to revise the 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 1.165.2406.0) 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. 1/21/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2356.0) Install this update to revise the 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 1.165.2293.0) 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. 1/19/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2239.0) 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. 1/18/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2216.0) Install this update to revise the 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 1.165.2158.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.2077.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/15/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1965.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/15/2014 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. 1/15/2014 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. 1/15/2014 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. 1/15/2014 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. 1/14/2014 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. 1/14/2014 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 1.165.1725.0) Install this update to revise the 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 1.165.1686.0) Install this update to revise the 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 1.165.1619.0) 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. 1/9/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1546.0) 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. 1/8/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1448.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/7/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1354.0) Install this update to revise the 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 1.165.1276.0) 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. 1/6/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1271.0) Install this update to revise the 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 1.165.1226.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 1/4/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1195.0) 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. 1/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1122.0) 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. 1/3/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1110.0) 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. 1/2/2014 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.1036.0) Install this update to revise the 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 1.165.991.0) 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. 12/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.932.0) Install this update to revise the 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 1.165.854.0) 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. 12/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.808.0) Install this update to revise the 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 1.165.770.0) 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. 12/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.703.0) 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. 12/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.634.0) 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. 12/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.606.0) Install this update to revise the 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 1.165.566.0) 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. 12/23/2013 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. 12/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.423.0) 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. 12/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.390.0) 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. 12/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.346.0) Install this update to revise the 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 1.165.338.0) 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. 12/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.259.0) 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. 12/18/2013 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 1.165.161.0) 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. 12/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.165.98.0) 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. 12/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.2045.0) 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. 12/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.2017.0) Install this update to revise the 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 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. 12/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1990.0) Install this update to revise the 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 1.163.1923.0) 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. 12/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1829.0) 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. 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 1.163.1762.0) Install this update to revise the 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 1.163.1646.0) 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. 12/9/2013 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. 12/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1497.0) Install this update to revise the 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 1.163.1470.0) 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. 12/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1457.0) Install this update to revise the 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 1.163.1375.0) 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. 12/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1302.0) Install this update to revise the 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 1.163.1201.0) 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. 12/3/2013 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 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. 12/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1071.0) Install this update to revise the 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 1.163.1045.0) 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. 12/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.1007.0) 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. 11/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.972.0) Install this update to revise the 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 1.163.903.0) 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. 11/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.828.0) Install this update to revise the 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 1.163.739.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.650.0) 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. 11/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.641.0) 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. 11/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.550.0) 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. 11/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.535.0) Install this update to revise the 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 1.163.496.0) 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. 11/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.448.0) Install this update to revise the 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 1.163.388.0) 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. 11/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.375.0) 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. 11/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.296.0) Install this update to revise the 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 1.163.166.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.100.0) 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. 11/19/2013 Update for Microsoft Security Essentials - 4.4.304.0 (KB2902885) This package will update Microsoft Security Essentials client on the user's machine. 11/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.78.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.163.10.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2360.0) Install this update to revise the 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 1.161.2329.0) Install this update to revise the 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 1.161.2306.0) Install this update to revise the 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 1.161.2224.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2161.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2139.0) 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. 11/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2078.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.2037.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 11/13/2013 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. 11/13/2013 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. 11/13/2013 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. 11/13/2013 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. 11/13/2013 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. 11/13/2013 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. 11/13/2013 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. 11/13/2013 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. 11/13/2013 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. 11/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1960.0) Install this update to revise the 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 1.161.1908.0) Install this update to revise the 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 1.161.1866.0) Install this update to revise the 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 1.161.1824.0) Install this update to revise the 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 1.161.1784.0) Install this update to revise the 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 1.161.1707.0) 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. 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. 11/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1625.0) Install this update to revise the 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 1.161.1547.0) 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. 11/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1463.0) 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. 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. 11/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1385.0) 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. 11/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1340.0) Install this update to revise the 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 1.161.1313.0) Install this update to revise the 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 1.161.1257.0) 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. 10/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1174.0) Install this update to revise the 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 1.161.1151.0) 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. 10/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.1088.0) Install this update to revise the 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 1.161.1005.0) 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. 10/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.984.0) 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. 10/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.899.0) Install this update to revise the 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 1.161.854.0) 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. 10/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.816.0) Install this update to revise the 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 1.161.752.0) Install this update to revise the 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 1.161.649.0) Install this update to revise the 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. 10/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.543.0) 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. 10/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.467.0) 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. 10/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.458.0) Install this update to revise the 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. 10/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.345.0) 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. 10/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.304.0) 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. 10/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.254.0) Install this update to revise the 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 1.161.190.0) 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. 10/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.104.0) 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. 10/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.91.0) 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. 10/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.11.0) 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. 10/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.161.3.0) 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. 10/16/2013 Update for Microsoft Security Essentials - KB2866337 (4.3.219.0) This package will update Microsoft Security Essentials client on the user's machine. 10/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.2272.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 10/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.2178.0) Install this update to revise the 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 1.159.2116.0) Install this update to revise the 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 1.159.2066.0) Install this update to revise the 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 1.159.1988.0) 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. 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 1.159.1836.0) Install this update to revise the 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 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 Security Update for Microsoft Silverlight (KB2890788) This security update to Silverlight includes fixes outlined in KB 2890788. This update is backward compatible with web applications built using previous versions of Silverlight. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 10/9/2013 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. 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 1.159.1638.0) Install this update to revise the 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 1.159.1611.0) Install this update to revise the 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 1.159.1571.0) Install this update to revise the 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 1.159.1525.0) Install this update to revise the 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 1.159.1454.0) 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. 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 1.159.1249.0) 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. 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. 10/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1147.0) 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. 9/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.1046.0) 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. 9/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.995.0) 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. 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. 9/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.879.0) Install this update to revise the 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 1.159.782.0) Install this update to revise the 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 1.159.672.0) 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. 9/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.608.0) 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. 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. 9/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.510.0) 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. 9/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.457.0) 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. 9/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.430.0) 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. 9/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.371.0) Install this update to revise the 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 1.159.274.0) 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. 9/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.173.0) Install this update to revise the 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 1.159.97.0) 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. 9/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.84.0) 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. 9/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.159.9.0) Install this update to revise the 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 1.157.2005.0) 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. 9/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1981.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1941.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 9/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1877.0) 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. 9/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1798.0) 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. 9/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1702.0) 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. 9/11/2013 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. 9/11/2013 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. 9/11/2013 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. 9/11/2013 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. 9/11/2013 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. 9/11/2013 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. 9/11/2013 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. 9/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1631.0) 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. 9/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1613.0) 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. 9/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1527.0) 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. 9/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1515.0) 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. 9/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1462.0) Install this update to revise the 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 1.157.1415.0) Install this update to revise the 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 1.157.1352.0) Install this update to revise the 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 1.157.1259.0) Install this update to revise the 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 1.157.1239.0) 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. 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. 9/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1127.0) 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. 9/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.1041.0) Install this update to revise the 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 1.157.985.0) 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. 9/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.913.0) 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. 8/31/2013 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. 8/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.874.0) Install this update to revise the 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 1.157.779.0) 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. 8/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.725.0) Install this update to revise the 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 1.157.703.0) 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. 8/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.627.0) 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. 8/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.601.0) 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. 8/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.533.0) Install this update to revise the 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 1.157.509.0) 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. 8/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.435.0) 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. 8/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.374.0) 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. 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. 8/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.263.0) 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. 8/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.164.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.158.0) 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. 8/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.157.102.0) Install this update to revise the 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 1.155.2616.0) Install this update to revise the 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 1.155.2564.0) Install this update to revise the 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 1.155.2559.0) Install this update to revise the 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 1.155.2524.0) Install this update to revise the 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 1.155.2519.0) Install this update to revise the 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 Update for Microsoft Security Essentials - 4.3.215.0 (KB2855265) This package will update Microsoft Security Essentials client on the user's machine. 8/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2486.0) 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. 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 1.155.2343.0) 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. 8/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2243.0) 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. 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 1.155.2180.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 8/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.2152.0) Install this update to revise the 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 1.155.2085.0) Install this update to revise the 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 1.155.2017.0) Install this update to revise the 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 1.155.1979.0) 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. 8/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1906.0) 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. 8/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1824.0) Install this update to revise the 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 1.155.1802.0) 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. 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. 8/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1705.0) Install this update to revise the 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. 8/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1620.0) 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. 8/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1553.0) Install this update to revise the 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 1.155.1534.0) Install this update to revise the 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 1.155.1498.0) 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. 8/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1469.0) 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. 8/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1395.0) Install this update to revise the 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 1.155.1299.0) Install this update to revise the 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 1.155.1228.0) 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. 7/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1193.0) 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. 7/30/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1115.0) Install this update to revise the 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 1.155.1104.0) 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. 7/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.1041.0) Install this update to revise the 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 1.155.970.0) Install this update to revise the 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 1.155.941.0) Install this update to revise the 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 1.155.861.0) 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. 7/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.768.0) 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. 7/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.689.0) Install this update to revise the 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 1.155.585.0) Install this update to revise the 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 1.155.498.0) Install this update to revise the 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 1.155.463.0) 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. 7/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.421.0) 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. 7/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.416.0) 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. 7/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.348.0) 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. 7/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.256.0) 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. 7/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.170.0) Install this update to revise the 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 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. 7/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.89.0) Install this update to revise the 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 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. 7/16/2013 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. 7/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.155.75.0) 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. 7/16/2013 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. 7/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.2000.0) 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. 7/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1971.0) Install this update to revise the 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 1.153.1936.0) Install this update to revise the 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 1.153.1873.0) Install this update to revise the 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 1.153.1777.0) Install this update to revise the 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 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 Cumulative Security Update for Internet Explorer 9 for Windows 7 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 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 Silverlight (KB2847559) This security update to Silverlight includes fixes outlined in KB 2847559. This update is backward compatible with web applications built using previous versions of Silverlight. 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 1.153.1707.0) 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. 7/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1601.0) Install this update to revise the 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. 7/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1432.0) Install this update to revise the 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 1.153.1422.0) 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. 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 1.153.1260.0) 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. 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 1.153.1090.0) 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. 7/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.1069.0) 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. 7/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.994.0) Install this update to revise the 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 1.153.905.0) 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. 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 1.153.757.0) 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. 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 1.153.586.0) Install this update to revise the 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 1.153.470.0) Install this update to revise the 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. 6/22/2013 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 1.153.350.0) Install this update to revise the 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 1.153.250.0) 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. 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 1.153.104.0) 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. 6/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.153.88.0) Install this update to revise the 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 1.151.2389.0) Install this update to revise the 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 1.151.2352.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.2316.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 6/14/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.2258.0) Install this update to revise the 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 1.151.2171.0) Install this update to revise the 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 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. 6/12/2013 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 Cumulative Security Update for Internet Explorer 9 for Windows 7 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 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 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 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. 6/11/2013 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. 6/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1932.0) 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. 6/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1904.0) Install this update to revise the 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 1.151.1871.0) 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. 6/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1819.0) Install this update to revise the 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 1.151.1739.0) 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. 6/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1669.0) Install this update to revise the 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. 6/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1601.0) Install this update to revise the 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 1.151.1495.0) Install this update to revise the 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 1.151.1460.0) 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. 6/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1435.0) 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. 5/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1327.0) 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. 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 1.151.1188.0) 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. 5/28/2013 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. 5/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.1081.0) Install this update to revise the 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. 5/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.925.0) 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. 5/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.842.0) 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. 5/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.753.0) 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. 5/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.666.0) 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. 5/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.655.0) Install this update to revise the 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 1.151.563.0) Install this update to revise the 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. 5/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.474.0) 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. 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. 5/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.427.0) 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. 5/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.410.0) Install this update to revise the 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 1.151.351.0) 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 1.151.346.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.241.0) 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. 5/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.213.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.120.0) 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. 5/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.151.115.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/15/2013 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. 5/15/2013 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. 5/15/2013 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. 5/15/2013 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. 5/15/2013 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. 5/15/2013 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. 5/15/2013 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. 5/15/2013 Security Update for Internet Explorer 9 for Windows 7 for x64-based Systems (KB2847204) A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system. 5/15/2013 Cumulative Security Update for Internet Explorer 9 for Windows 7 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. 5/15/2013 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. 5/15/2013 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 1.149.1856.0) Install this update to revise the 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 1.149.1846.0) 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. 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. 5/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1768.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1673.0) 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. 5/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1595.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1543.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1514.0) Install this update to revise the 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 1.149.1429.0) 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. 5/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1421.0) Install this update to revise the 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 1.149.1346.0) 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. 5/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1321.0) Install this update to revise the 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 1.149.1309.0) 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. 5/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1267.0) 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. 5/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1235.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 5/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1165.0) Install this update to revise the 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 1.149.1071.0) Install this update to revise the 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 1.149.1061.0) Install this update to revise the 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 1.149.935.0) 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. 4/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.858.0) Install this update to revise the 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 1.149.800.0) Install this update to revise the 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 1.149.770.0) 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. 4/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.677.0) Install this update to revise the 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 1.149.609.0) Install this update to revise the 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 1.149.537.0) 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. 4/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.504.0) 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. 4/24/2013 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 1.149.417.0) 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. 4/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.346.0) Install this update to revise the 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 1.149.328.0) 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. 4/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.316.0) 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. 4/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.276.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 4/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.249.0) 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. 4/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.160.0) Install this update to revise the 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 1.149.90.0) 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. 4/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.75.0) 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. 4/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.149.1.0) 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. 4/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.2026.0) 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. 4/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1965.0) Install this update to revise the 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. 4/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1778.0) 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. 4/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1738.0) 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. 4/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1707.0) 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. 4/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1631.0) 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. 4/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1566.0) 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. 4/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1524.0) 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. 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 9 for Windows 7 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. 4/9/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1445.0) 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. 4/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1327.0) 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. 4/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1271.0) Install this update to revise the 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 1.147.1232.0) 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. 4/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1220.0) 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. 4/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.1169.0) 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. 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 1.147.967.0) 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. 4/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.964.0) Install this update to revise the 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 1.147.915.0) 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. 4/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.850.0) Install this update to revise the 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 1.147.799.0) Install this update to revise the 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 1.147.768.0) 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. 3/29/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.726.0) 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. 3/28/2013 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. 3/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.651.0) Install this update to revise the 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 1.147.590.0) 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. 3/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.515.0) Install this update to revise the 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 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. 3/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.440.0) 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. 3/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.410.0) Install this update to revise the 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 1.147.373.0) Install this update to revise the 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 1.147.336.0) Install this update to revise the 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 1.147.285.0) 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. 3/22/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.265.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/21/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.190.0) 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. 3/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.147.81.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 3/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.2146.0) Install this update to revise the 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 1.145.2079.0) 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. 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. 3/16/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1995.0) Install this update to revise the 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. 3/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1905.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1820.0) 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. 3/13/2013 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. 3/13/2013 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. 3/13/2013 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. 3/13/2013 Security Update for Microsoft Silverlight (KB2814124) This security update to Silverlight includes fixes outlined in KB 2814124. This update is backward compatible with web applications built using previous versions of Silverlight. 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1655.0) Install this update to revise the 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 1.145.1554.0) 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. 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 1.145.1496.0) Install this update to revise the 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 1.145.1465.0) Install this update to revise the 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 1.145.1385.0) 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. 3/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1309.0) 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. 3/6/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1220.0) 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. 3/5/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1119.0) Install this update to revise the 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 1.145.1096.0) 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. 3/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.1015.0) 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. 3/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.985.0) 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. 3/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.960.0) Install this update to revise the 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 1.145.927.0) 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. 3/2/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.925.0) 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. 3/1/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.851.0) Install this update to revise the 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 1.145.767.0) Install this update to revise the 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 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. 2/27/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.646.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.566.0) 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. 2/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.553.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 2/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.535.0) Install this update to revise the 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 1.145.413.0) 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. 2/24/2013 Update for Microsoft Security Essentials - KB2804527 (4.2.223.1) This package will update Microsoft Security Essentials client on the user's machine. 2/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.382.0) 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. 2/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.372.0) Install this update to revise the 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 1.145.279.0) 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. 2/21/2013 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 1.145.188.0) 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. 2/20/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.145.86.0) 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. 2/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2622.0) Install this update to revise the 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 1.143.2558.0) 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 1.143.2540.0) Install this update to revise the 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 1.143.2491.0) Install this update to revise the 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 1.143.2461.0) 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. 2/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2380.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2288.0) 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. 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. 2/13/2013 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. 2/13/2013 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. 2/13/2013 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. 2/13/2013 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. 2/13/2013 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. 2/13/2013 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. 2/13/2013 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. 2/13/2013 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. 2/13/2013 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 1.143.2201.0) 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. 2/12/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2126.0) 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. 2/11/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.2049.0) Install this update to revise the 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 1.143.1990.0) Install this update to revise the 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 1.143.1943.0) 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. 2/8/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1870.0) 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. 2/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1804.0) Install this update to revise the 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 1.143.1597.0) 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. 2/4/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1499.0) Install this update to revise the 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 1.143.1448.0) Install this update to revise the 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 1.143.1339.0) 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. 1/31/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1237.0) Install this update to revise the 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 1.143.1166.0) Install this update to revise the 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 1.143.1078.0) 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. 1/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.1007.0) 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. 1/28/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.996.0) Install this update to revise the 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 1.143.948.0) 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. 1/26/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.909.0) 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. 1/25/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.812.0) 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. 1/24/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.723.0) 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. 1/23/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.643.0) Install this update to revise the 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 1.143.629.0) 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. 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. 1/19/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.370.0) 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. 1/18/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.283.0) 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. 1/17/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.143.164.0) Install this update to revise the 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 1.143.82.0) 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. 1/15/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3946.0) Install this update to revise the 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 1.141.3887.0) Install this update to revise the 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 1.141.3874.0) 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. 1/13/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3825.0) Install this update to revise the 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 1.141.3797.0) Install this update to revise the 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 1.141.3796.0) Install this update to revise the 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 1.141.3703.0) 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. 1/10/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3608.0) Install this update to revise the 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 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 1.141.3531.0) Install this update to revise the 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 1.141.3420.0) Install this update to revise the 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 1.141.3419.0) 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. 1/7/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3310.0) Install this update to revise the 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 1.141.3261.0) Install this update to revise the 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 1.141.3228.0) Install this update to revise the 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. 1/3/2013 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.3052.0) Install this update to revise the 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 1.141.2910.0) Install this update to revise the 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 1.141.2863.0) Install this update to revise the 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 1.141.2826.0) Install this update to revise the 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 1.141.2802.0) Install this update to revise the 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 1.141.2800.0) Install this update to revise the 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 1.141.2718.0) Install this update to revise the 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 1.141.2655.0) Install this update to revise the 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 1.141.2645.0) 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. 12/25/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2560.0) Install this update to revise the 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 1.141.2555.0) Install this update to revise the 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. 12/22/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2450.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/21/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2390.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/21/2012 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. 12/20/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2314.0) 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. 12/19/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2225.0) Install this update to revise the 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 1.141.2149.0) 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 1.141.2135.0) 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. 12/17/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.2057.0) Install this update to revise the 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 1.141.2032.0) Install this update to revise the 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 1.141.1999.0) Install this update to revise the 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 1.141.1945.0) Install this update to revise the 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 1.141.1938.0) Install this update to revise the 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 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1866.0) Install this update to revise the definition files that are used to detect viruses, spyware, and other potentially unwanted software. Once you have installed this item, it cannot be removed. 12/13/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1793.0) 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. 12/12/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1712.0) Install this update to revise the 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 1.141.1697.0) Install this update to revise the 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 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. 12/12/2012 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. 12/12/2012 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. 12/12/2012 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. 12/12/2012 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. 12/12/2012 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. 12/12/2012 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. 12/12/2012 Canon driver update for Canon Inkjet S300 This driver was provided by Canon for support of Canon Inkjet S300 12/11/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1605.0) 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. 12/10/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1528.0) 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. 12/9/2012 Definition Update for Microsoft Security Essentials - KB2310138 (Definition 1.141.1466.0) 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. System Folders Path for burning CD C:\Users\Owner\AppData\Local\Microsoft\Windows\Burn\Burn Application Data C:\ProgramData Public Desktop C:\Users\Public\Desktop Documents C:\Users\Public\Documents Global Favorites C:\Users\Owner\Favorites Music C:\Users\Public\Music Pictures C:\Users\Public\Pictures Start Menu Programs C:\ProgramData\Microsoft\Windows\Start Menu\Programs Start Menu C:\ProgramData\Microsoft\Windows\Start Menu Startup C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup Templates C:\ProgramData\Microsoft\Windows\Templates Videos C:\Users\Public\Videos Cookies C:\Users\Owner\AppData\Roaming\Microsoft\Windows\Cookies Desktop C:\Users\Owner\Desktop Physical Desktop C:\Users\Owner\Desktop User Favorites C:\Users\Owner\Favorites Fonts C:\Windows\Fonts Internet History C:\Users\Owner\AppData\Local\Microsoft\Windows\History Temporary Internet Files C:\Users\Owner\AppData\Local\Microsoft\Windows\Temporary Internet Files Local Application Data C:\Users\Owner\AppData\Local Windows directory C:\Windows Windows/System C:\Windows\system32 Program Files C:\Program Files Device Tree ACPI x64-based PC Microsoft ACPI-Compliant System System board ACPI Power Button Intel(R) Core(TM)2 CPU 6300 @ 1.86GHz Intel(R) Core(TM)2 CPU 6300 @ 1.86GHz Microsoft Windows Management Interface for ACPI ACPI Fixed Feature Button PCI bus Intel(R) Q963/Q965 Processor to I/O Controller - 2990 Intel(R) ICH8 Family PCI Express Root Port 1 - 283F Intel(R) 82801 PCI Bridge - 244E Motherboard resources Motherboard resources Intel(R) Q965/Q963 Express Chipset Family Generic PnP Monitor Intel(R) ICH8 Family USB Universal Host Controller - 2834 USB Root Hub Intel(R) ICH8 Family USB Universal Host Controller - 2835 USB Root Hub Intel(R) ICH8 Family USB2 Enhanced Host Controller - 283A USB Root Hub High Definition Audio Controller High Definition Audio Device Intel(R) ICH8 Family PCI Express Root Port 2 - 2841 Broadcom NetXtreme Gigabit Ethernet Intel(R) ICH8 Family USB Universal Host Controller - 2830 USB Root Hub USB Input Device HID-compliant mouse Intel(R) ICH8 Family USB Universal Host Controller - 2831 USB Root Hub Intel(R) ICH8 Family USB2 Enhanced Host Controller - 2836 USB Root Hub Intel(R) ICH8/ICH8R Family LPC Interface Controller - 2810 Numeric data processor Programmable interrupt controller System timer Direct memory access controller System CMOS/real time clock System speaker PS/2 Compatible Mouse Standard PS/2 Keyboard Communications Port (COM1) Standard floppy disk controller Advanced programmable interrupt controller High precision event timer ECP Printer Port (LPT1) Printer Port Logical Interface Intel(R) ICH8 4 port Serial ATA Storage Controller - 2820 ATA Channel 0 SAMSUNG HD103SI ATA Device ATA Channel 1 TSSTcorp CD/DVDW TS-H653L ATA Device Intel(R) ICH8 2 port Serial ATA Storage Controller - 2825 ATA Channel 0 ATA Channel 1 Services Running Adobe Acrobat Update Service Running Apple Mobile Device Running Application Experience 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 Function Discovery Resource Publication Running Group Policy Client Running IP Helper Running Microsoft Antimalware Service Running Microsoft Network Inspection Running Multimedia Class Scheduler Running Network Connections Running Network List Service Running Network Location Awareness Running Network Store Interface Service Running Offline Files Running Peer Name Resolution Protocol Running Peer Networking Identity Manager Running Plug and Play 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 TeamViewer 7 Running Themes Running User Profile Service Running Windows Audio Running Windows Audio Endpoint Builder Running Windows Event Log Running Windows Firewall Running Windows Font Cache Service Running Windows Image Acquisition (WIA) Running Windows Management Instrumentation Running Windows Search Running Windows Update Running Workstation Stopped ActiveX Installer (AxInstSV) Stopped Adaptive Brightness Stopped Adobe Flash Player Update Service 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 Encrypting File System (EFS) Stopped Extensible Authentication Protocol Stopped Fax Stopped Function Discovery Provider Host Stopped Google Updater Service Stopped Health Key and Certificate Management Stopped HomeGroup Listener Stopped HomeGroup Provider Stopped Human Interface Device Access Stopped IKE and AuthIP IPsec Keying Modules Stopped Interactive Services Detection Stopped Internet Connection Sharing (ICS) Stopped Internet Explorer ETW Collector Service Stopped iPod 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 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 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 Tablet PC Input Service Stopped Telephony Stopped Thread Ordering Server Stopped UPnP Device Host Stopped Virtual Disk Stopped Volume Shadow Copy Stopped WebClient Stopped Windows Activation Technologies Service Stopped Windows Backup 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 Installer Stopped Windows Media Center Receiver Service Stopped Windows Media Center Scheduler Service Stopped Windows Media Player Network Sharing 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 CPU Intel Core 2 Duo E6300 Cores 2 Threads 2 Name Intel Core 2 Duo E6300 Code Name Conroe Package Socket 775 LGA Technology 65nm Specification Intel(R) Core(TM)2 CPU 6300 @ 1.86GHz Family 6 Extended Family 6 Model F Extended Model F Stepping 2 Revision L2 Instructions MMX, SSE, SSE2, SSE3, SSSE3, Intel 64 Virtualization Supported, Disabled Hyperthreading Not supported Fan Speed 1252 RPM Bus Speed 266.0 MHz Rated Bus Speed 1064.0 MHz Stock Core Speed 1866 MHz Stock Bus Speed 266 MHz Average Temperature 38 °C Caches L1 Data Cache Size 2 x 32 KBytes L1 Instructions Cache Size 2 x 32 KBytes L2 Unified Cache Size 2048 KBytes Core 0 Core Speed 1595.9 MHz Multiplier x 6.0 Bus Speed 266.0 MHz Rated Bus Speed 1064.0 MHz Temperature 38 °C Thread 1 APIC ID 0 Core 1 Core Speed 1595.9 MHz Multiplier x 6.0 Bus Speed 266.0 MHz Rated Bus Speed 1064.0 MHz Temperature 38 °C Thread 1 APIC ID 1 RAM Memory slots Total memory slots 5 Used memory slots 4 Free memory slots 1 Memory Type DDR2 Size 3072 MBytes Channels # Dual DRAM Frequency 332.5 MHz CAS# Latency (CL) 5 clocks RAS# to CAS# Delay (tRCD) 5 clocks RAS# Precharge (tRP) 5 clocks Cycle Time (tRAS) 15 clocks Command Rate (CR) 2T Physical Memory Memory Usage 47 % Total Physical 2.99 GB Available Physical 1.56 GB Total Virtual 5.98 GB Available Virtual 4.33 GB SPD Number Of SPD Modules 3 Slot #1 Type DDR2 Size 1024 MBytes Manufacturer Hyundai Electronics Max Bandwidth PC2-5300 (333 MHz) Part Number HYMP512U64CP8-Y5 Serial Number 00001271 Week/year 28 / 07 SPD Ext. EPP JEDEC #3 Frequency 333.3 MHz CAS# Latency 5.0 RAS# To CAS# 5 RAS# Precharge 5 tRAS 15 tRC 20 Voltage 1.800 V JEDEC #2 Frequency 266.7 MHz CAS# Latency 4.0 RAS# To CAS# 4 RAS# Precharge 4 tRAS 12 tRC 16 Voltage 1.800 V JEDEC #1 Frequency 200.0 MHz CAS# Latency 3.0 RAS# To CAS# 3 RAS# Precharge 3 tRAS 9 tRC 12 Voltage 1.800 V Slot #2 Type DDR2 Size 1024 MBytes Manufacturer Samsung Max Bandwidth PC2-5300 (333 MHz) Part Number M3 78T2953EZ3-CE6 Serial Number 77305A79 Week/year 02 / 08 SPD Ext. EPP JEDEC #3 Frequency 333.3 MHz CAS# Latency 5.0 RAS# To CAS# 5 RAS# Precharge 5 tRAS 15 tRC 20 Voltage 1.800 V JEDEC #2 Frequency 266.7 MHz CAS# Latency 4.0 RAS# To CAS# 4 RAS# Precharge 4 tRAS 12 tRC 16 Voltage 1.800 V JEDEC #1 Frequency 200.0 MHz CAS# Latency 3.0 RAS# To CAS# 3 RAS# Precharge 3 tRAS 9 tRC 12 Voltage 1.800 V Slot #3 Type DDR2 Size 1024 MBytes Manufacturer Hyundai Electronics Max Bandwidth PC2-5300 (333 MHz) Part Number HYMP512U64CP8-Y5 Serial Number 00003006 Week/year 31 / 07 SPD Ext. EPP JEDEC #3 Frequency 333.3 MHz CAS# Latency 5.0 RAS# To CAS# 5 RAS# Precharge 5 tRAS 15 tRC 20 Voltage 1.800 V JEDEC #2 Frequency 266.7 MHz CAS# Latency 4.0 RAS# To CAS# 4 RAS# Precharge 4 tRAS 12 tRC 16 Voltage 1.800 V JEDEC #1 Frequency 200.0 MHz CAS# Latency 3.0 RAS# To CAS# 3 RAS# Precharge 3 tRAS 9 tRC 12 Voltage 1.800 V Motherboard Manufacturer Hewlett-Packard Model 0A60h (XU1 PROCESSOR) Chipset Vendor Intel Chipset Model Q965 Chipset Revision C1 Southbridge Vendor Intel Southbridge Model 82801HB/HR (ICH8/R) Southbridge Revision B0 System Temperature 44 °C BIOS Brand Hewlett-Packard Version 786E2 v02.04 Date 04/13/2007 PCI Data Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI1 Slot Number 0 Slot PCI Slot Type PCI Slot Usage Available Bus Width 32 bit Slot Designation PCI2 Slot Number 1 Slot PCI-E Slot Type PCI-E Slot Usage Available Bus Width Unknown Slot Designation PCI EXPRESS x1 SLOT/PCIEx1 Slot Number 2 Graphics Monitor Name HP w1858 on Intel Q965/Q963 Express Chipset Family Current Resolution 1366x768 pixels Work Resolution 1366x728 pixels State enabled, primary, output devices support Monitor Width 1366 Monitor Height 768 Monitor BPP 32 bits per pixel Monitor Frequency 60 Hz Device \\.\DISPLAY1\Monitor0 Intel(R) Q965/Q963 Express Chipset Family Memory 384 MB Memory type 2 Driver version 8.15.10.1930 OpenGL Version 2.0.0 - Build 8.14.10.1930 Vendor Intel Renderer Intel 965/963 Graphics Media Accelerator GLU Version 1.2.2.0 Microsoft Corporation Values GL_MAX_LIGHTS 16 GL_MAX_TEXTURE_SIZE 2048 GL_MAX_TEXTURE_STACK_DEPTH 10 GL Extensions GL_EXT_blend_minmax GL_EXT_blend_subtract GL_EXT_blend_color GL_EXT_abgr GL_EXT_texture3D GL_EXT_clip_volume_hint GL_EXT_compiled_vertex_array GL_SGIS_texture_edge_clamp GL_SGIS_generate_mipmap GL_EXT_draw_range_elements GL_SGIS_texture_lod GL_EXT_rescale_normal GL_EXT_packed_pixels GL_EXT_separate_specular_color GL_ARB_multitexture GL_EXT_texture_env_combine GL_EXT_bgra GL_EXT_blend_func_separate GL_EXT_secondary_color GL_EXT_fog_coord GL_EXT_texture_env_add GL_ARB_texture_cube_map GL_ARB_transpose_matrix GL_ARB_texture_env_add GL_IBM_texture_mirrored_repeat GL_EXT_multi_draw_arrays GL_NV_blend_square GL_ARB_texture_compression GL_3DFX_texture_compression_FXT1 GL_EXT_texture_filter_anisotropic GL_ARB_texture_border_clamp GL_ARB_point_parameters GL_ARB_texture_env_combine GL_ARB_texture_env_dot3 GL_ARB_texture_env_crossbar GL_EXT_texture_compression_s3tc GL_ARB_shadow GL_ARB_window_pos GL_EXT_shadow_funcs GL_EXT_stencil_wrap GL_ARB_vertex_program GL_EXT_texture_rectangle GL_ARB_fragment_program GL_EXT_stencil_two_side GL_ATI_separate_stencil GL_ARB_vertex_buffer_object GL_EXT_texture_lod_bias GL_ARB_fragment_shader GL_ARB_shader_objects GL_ARB_shading_language_100 GL_ARB_texture_non_power_of_two GL_ARB_vertex_shader GL_NV_texgen_reflection GL_ARB_point_sprite GL_EXT_blend_equation_separate GL_ARB_depth_texture GL_ARB_texture_rectangle GL_ARB_draw_buffers GL_ARB_pixel_buffer_object GL_WIN_swap_hint GL_EXT_framebuffer_object GLU Extensions GL_EXT_bgra Hard Drives SAMSUNG HD103SI ATA Device Manufacturer SAMSUNG Business Unit/Brand Desktop Model Capacity For This Specific Drive 1TB Heads 16 Cylinders 16383 SATA type SATA-II 3.0Gb/s Device type Fixed ATA Standard ATA/ATAPI-7 LBA Size 48-bit LBA Power On Count 3312 times Power On Time 791.6 days Features S.M.A.R.T., APM, AAM, NCQ Transfer Mode SATA I Interface SATA Capacity 977GB Real size 1,000,204,886,016 bytes RAID Type None S.M.A.R.T 01 Read Error Rate 100 (100 worst) Data 0000000000 03 Spin-Up Time 082 (082) Data 00000018D8 04 Start/Stop Count 096 (096) Data 0000000E46 05 Reallocated Sectors Count 100 (100) Data 0000000000 07 Seek Error Rate 100 (100) Data 0000000000 08 Seek Time Performance 100 (100) Data 0000000000 09 Power-On Hours (POH) 096 (096) Data 0000004A37 0A Spin Retry Count 100 (100) Data 0000000000 0B Recalibration Retries 100 (100) Data 0000000000 0C Device Power Cycle Count 097 (097) Data 0000000CF0 0D Soft Read Error Rate 100 (100) Data 0000000000 B7 SATA Downshift Error Count 100 (100) Data 0000000000 B8 End-to-End error / IOEDC 100 (100) Data 0000000000 BB Reported Uncorrectable Errors 100 (100) Data 0000000000 BC Command Timeout 100 (100) Data 0000000000 BE Temperature Difference from 100 078 (054) Data 00160D0016 C2 Temperature 077 (049) Data 00170D0017 C3 Hardware ECC Recovered 100 (100) Data 000057FE9C C4 Reallocation Event Count 100 (100) Data 0000000000 C5 Current Pending Sector Count 100 (100) Data 0000000000 C6 Uncorrectable Sector Count 100 (100) Data 0000000000 C7 UltraDMA CRC Error Count 100 (100) Data 0000000000 C8 Write Error Rate / Multi-Zone Error Rate 100 (100) Data 0000000000 C9 Soft Read Error Rate 253 (253) Data 0000000000 Temperature 23 °C Temperature Range ok (less than 50 °C) Status Good Partition 0 Partition ID Disk #0, Partition #0 Disk Letter C: File System NTFS Volume Serial Number EE04ED18 Size 930GB Used Space 202GB (22%) Free Space 728GB (78%) Partition 1 Partition ID Disk #0, Partition #1 Disk Letter D: File System NTFS Volume Serial Number 4C426567 Size 1.95GB Used Space 205MB (11%) Free Space 1.75GB (89%) Optical Drives TSSTcorp CD/DVDW TS-H653L ATA Device Media Type DVD Writer Name TSSTcorp CD/DVDW TS-H653L ATA Device Availability Running/Full Power Capabilities Random Access, Supports Writing, Supports Removable Media Config Manager Error Code Device is working properly Config Manager User Config FALSE Drive E: Media Loaded FALSE SCSI Bus 1 SCSI Logical Unit 0 SCSI Port 1 SCSI Target Id 0 Status OK Audio Sound Card High Definition Audio Device Playback Device Speakers (High Definition Audio Device) Recording Devices Aux (High Definition Audio Device) Line In (High Definition Audio Device) Microphone (High Definition Audio Device) (default) Peripherals Standard PS/2 Keyboard Device Kind Keyboard Device Name Standard PS/2 Keyboard Location plugged into keyboard port Driver Date 6-21-2006 Version 6.1.7601.17514 File C:\Windows\system32\DRIVERS\i8042prt.sys File C:\Windows\system32\DRIVERS\kbdclass.sys PS/2 Compatible Mouse Device Kind Mouse Device Name PS/2 Compatible Mouse Location plugged into PS/2 mouse port Driver Date 6-21-2006 Version 6.1.7600.16385 File C:\Windows\system32\DRIVERS\i8042prt.sys File C:\Windows\system32\DRIVERS\mouclass.sys HID-compliant mouse Device Kind Mouse Device Name HID-compliant mouse Vendor Logitech 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 Canon Inkjet S300 (Default Printer) Printer Port USB002 Print Processor BJ Print Processor3 Availability Always Priority 1 Duplex None Print Quality 600 * 600 dpi Color Status Unknown Driver Driver Name Canon Inkjet S300 (v6.00) Driver Path C:\Windows\system32\spool\DRIVERS\x64\3\UNIDRV.DLL HP LaserJet 4 Printer Port USB001 Print Processor winprint Availability Always Priority 1 Duplex None Print Quality 600 * 600 dpi Monochrome Status Unknown Driver Driver Name HP LaserJet 4 (v6.00) Driver Path C:\Windows\system32\spool\DRIVERS\x64\3\UNIDRV.DLL Network You are connected to the internet Connected through Broadcom NetXtreme Gigabit Ethernet IP Address 67.248.27.117 Subnet mask 255.255.240.0 Gateway server 67.248.16.1 Preferred DNS server 209.18.47.61 Alternate DNS server 209.18.47.62 DHCP Enabled DHCP server 142.254.211.81 External IP Address 67.248.27.117 Adapter Type Ethernet NetBIOS over TCP/IP Enabled via DHCP NETBIOS Node Type Hybrid node Link Speed 15 kbps Computer Name NetBIOS Name OWNER-PC DNS Name Owner-PC Domain Name Owner-PC Remote Desktop Console State Active Domain Owner-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 60000 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 30000 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 Media Sharing Disabled Adapters List Broadcom NetXtreme Gigabit Ethernet IP Address 67.248.27.117 Subnet mask 255.255.240.0 Gateway server 67.248.16.1 Network Shares No network shares Current TCP Connections AppleMobileDeviceService.exe (1660) Local 127.0.0.1:27015 LISTEN Local 127.0.0.1:49156 ESTABLISHED Remote 127.0.0.1:5354 (Querying... ) C:\Program Files (x86)\Mozilla Firefox\firefox.exe (1140) Local 67.248.27.117:51140 ESTABLISHED Remote 52.36.194.14:443 (Querying... ) (HTTPS) Local 127.0.0.1:51126 ESTABLISHED Remote 127.0.0.1:51125 (Querying... ) Local 127.0.0.1:51125 ESTABLISHED Remote 127.0.0.1:51126 (Querying... ) C:\Program Files (x86)\Mozilla Firefox\firefox.exe (3128) Local 127.0.0.1:51127 ESTABLISHED Remote 127.0.0.1:51128 (Querying... ) Local 127.0.0.1:51128 ESTABLISHED Remote 127.0.0.1:51127 (Querying... ) C:\Program Files (x86)\Mozilla Firefox\firefox.exe (4064) Local 127.0.0.1:51220 ESTABLISHED Remote 127.0.0.1:51221 (Querying... ) Local 127.0.0.1:51221 ESTABLISHED Remote 127.0.0.1:51220 (Querying... ) C:\Program Files (x86)\Mozilla Firefox\firefox.exe (884) Local 127.0.0.1:51135 ESTABLISHED Remote 127.0.0.1:51136 (Querying... ) Local 127.0.0.1:51136 ESTABLISHED Remote 127.0.0.1:51135 (Querying... ) MsMpEng.exe (780) Local 67.248.27.117:51233 ESTABLISHED Remote 40.121.3.131:443 (Querying... ) (HTTPS) System Process Local 67.248.27.117:51232 TIME-WAIT Remote 104.28.28.94:80 (Querying... ) (HTTP) System Process Local 0.0.0.0:445 (Windows shares) LISTEN Local 0.0.0.0:5357 LISTEN Local 67.248.27.117:139 (NetBIOS session service) LISTEN Local [00:00:00:00:00:00:00:00]:5357 LISTEN Local [00:00:00:00:00:00:00:00]:445 LISTEN TeamViewer_Service.exe (1728) Local 127.0.0.1:5939 LISTEN lsass.exe (536) Local [00:00:00:00:00:00:00:00]:49155 LISTEN Local 0.0.0.0:49155 LISTEN mDNSResponder.exe (1880) Local 127.0.0.1:5354 ESTABLISHED Remote 127.0.0.1:49156 (Querying... ) Local 127.0.0.1:5354 LISTEN services.exe (520) Local [00:00:00:00:00:00:00:00]:49157 LISTEN Local 0.0.0.0:49157 LISTEN svchost.exe (1016) Local 0.0.0.0:49154 LISTEN Local [00:00:00:00:00:00:00:00]:49154 LISTEN svchost.exe (728) Local 0.0.0.0:135 (DCE) LISTEN Local [00:00:00:00:00:00:00:00]:135 LISTEN svchost.exe (912) Local 0.0.0.0:49153 LISTEN Local [00:00:00:00:00:00:00:00]:49153 LISTEN wininit.exe (452) Local 0.0.0.0:49152 LISTEN Local [00:00:00:00:00:00:00:00]:49152 LISTEN