How to Reset the Windows Experience Index (WEI) in Windows 7 or Vista

Information
This will show you how to reset the Windows Experience Index (WEI) as unrated in Windows 7 or Vista. This way you can rate your computer WEI score again with a clean slate.


EXAMPLE: Windows Experience Index (WEI) with a ScoreEXAMPLE: Windows Experience Index (WEI) Reset to Unrated


OPTION ONE
Through a Elevated Command Prompt
1. Open a elevated command prompt.

2. In the elevated command prompt, type in the command below and press enter. (see screenshot below)

Code:
del /f %SYSTEMROOT%\Performance\WinSat\DataStore\*.xml
3. WEI has now been reset. You can now update your WEI score.



OPTION TWO
Manually Through Windows Explorer
1. Open Windows Explorer, and navigate to the location below.
NOTE: You can also "copy and paste" this location in the Start Menu search box and press enter to open directly to it.

Code:
C:\Windows\Performance\WinSat\DataStore
2. In the DataStore folder, select all of the listed .xml files and delete them. (see screenshot below)3. Close Windows Explorer.

4. WEI has now been reset. You can now update your WEI score.
That's it,
Shawn


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