Many a times when you right-click Computer and select Properties, you see the Windows Experience Index on Control Panel System applet. In contrary when you click on the Windows Experience Index link, you get the Performance Information and Tools page but the Windows Experience Index details are missing completely. Windows Hosting experts a number of suggestions to resolve the issue using the Registry Edit.
Download perfcpl_enable.reg file attached at the end of this article. Download the REG file and save to Desktop. Right-click on the file and choose Merge.
Now take the following steps:
- Click Start, type regedit.exe and press ENTER
- Navigate to the following location:
- In the right-pane, delete the value named PerfcplEnabled (if found).
- Repeat the same in the following key:
- Exit Registry Editor.
HKEY_LOCAL_MACHINE \ SOFTWARE \ Policies \ Microsoft \ Windows \ Control Panel \ Performance Control Panel
HKEY_CURRENT_USER \ SOFTWARE \ Policies \ Microsoft \ Windows \ Control Panel \ Performance Control Panel

