How to repair or fully rebuild Windows WMI Repository

For Windows Vista and newer try to run the following:

1. Verify repo (If the result shown as inconsistent, go to step 2)

   winmgmt /verifyrepository

2. Repair repo

   winmgmt /salvagerepository

3. Verify repo to check again wmi repository had been repaired successfully

   winmgmt /verifyrepository

To fully rebuild the WMI Repository follow these steps:

1. Disable and stop the winmgmt service (Disable is important, elso you can't rename the folder in step 2)
2. Rename C:\Windows\System32\wbem\repository
3. Enable and start the winmgmt service
4. Open a CMD prompt as Administrator
5. Navigate to C:\Windows\System32\wbem\
6. Run the cmd (this will take a minute or so to complete)

   for /f %s in ('dir /b *.mof') do mofcomp %s

7. Now run the cmd

   for /f %s in ('dir /b en-us\*.mfl') do mofcomp en-us\%s

8. Now run the cmd

   for /f %s in ('dir /b de-DE\*.mfl') do mofcomp de-DE\%s

9. Restart computer

[via]https://support.software.dell.com/de-de/vworkspace/kb/88861[/via]