Hello and welcome to Geeks to Go! I'm kool808 and I will be helping you today.Let us first try these test to determine if it is Windows Settings related or could be a malicious program.
STEP 1- Right-Click on the Desktop
- Go to Appearance Tab
- Under Schemes, select Windows Standard (Note: under Items, Desktop should be selected).
- confirm with OK
If it doesn't correct it:
STEP 2- Right-Click on the Desktop
- Go to Effects Tab
- under Visual Effects, uncheck the box Use Large Icons
- confirm with OK
If it doesn't correct it:
STEP 3First, I need you to read and follow the instructions
HERE.
Then we'll need you to use a free diagnostic tool (HiJackThis) and post a log
HijackThis Log <username> - Please Diagnose as a new topic in the
HijackThis Forum. It will get a better response there from the people most qualified to analyze logs.
Most of what it lists will be harmless or even essential,
DO NOT delete or modify anything yet! Someone will be along to tell you what steps to take after you post the contents of the scan results.