This caused some files not able to be removed or added in the Recent Files/Quick Access section in File Explorer.
Solution:
Run cmd as admin:
del /F /Q %APPDATA%\Microsoft\Windows\Recent\*
del /F /Q %APPDATA%\Microsoft\Windows\Recent\AutomaticDestinations\*
rem del /F /Q %APPDATA%\Microsoft\Windows\Recent\CustomDestinations\*
taskkill /f /im explorer.exe
start explorer.exe