.NET framework 3.5 error 0x800F0922

Hello DanFosing,

To fix error code 0x800F0922, try this:

1. Open administrative Command Prompt.
2. Run lodctr /R command.
3. Once executed successfully, execute winmgmt.exe /RESYNCPERF command.
4. Retry installing .NET Framework 3.5.

If this doesn't works, try other suggestions mentioned in this fix:

https://www.kapilarya.com/fix-net-framework-3-5-installation-error-0x800f0922

Let us know if this helps! 

Note: Included link in this reply refers to blog by a trusted Microsoft MVP.

*This reply was updated to make sure it is valid.