Hi windowsfan8,
- Did you make any changes to the computer prior to this issue?
You may try the following steps and check if it helps:
Step 1:
You may try performing a clean boot and check.
A clean boot helps to verify if any third party application services or startup item is causing this issue.
You may refer the following KB article to put the computer in clean boot:
http://support.microsoft.com/kb/929135
If your issue is resolved after performing Clean Boot, then follow the steps mentioned in the above KB article to narrow down the exact source:
Also, after resolving the issue, see the section on how to return your computer to a Normal startup mode by following the steps under “Reset the computer to start as usual.
Step 2:
You may refer the following link and try the steps provided to Optimize Windows 7 for better performance:
http://windows.microsoft.com/en-US/windows7/Optimize-Windows-7-for-better-performance
Step 3:
You may also adjust windows for best performance.
To do this:
a. Click on Start and Right click on Computer.
b. Under advanced system Settings, click Settings under Performance.
c. Select Adjust for best performance
Step 4:
a. Click on start and select Control Panel
b. Select Ease of Access Center and click on Make the computer easier to see link.
c. Below Make things on the screen easier make sure the Remove background images is unchecked.
Refer the link:
http://windows.microsoft.com/en-US/windows7/What-accessibility-features-does-Windows-offer
Hope this information is helpful.
Praseetha K
Microsoft Answers Support Engineer
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