:: The following commands will repair/replace corrupted/missing system files, as well as clear up disk space. They must all be ran in an elevated Command Prompt

sfc /scannow

:: If no issues are reported, or they are reported all fixed, you are done. or, optionally skip to Step 6. Otherwise, continue.

DISM /Online /Cleanup-Image /CheckHealth

DISM /Online /Cleanup-Image /ScanHealth

DISM /Online /Cleanup-Image /RestoreHealth

:: Note: the following optional steps will free up disk space, but also remove files allowing uninstallation of Windows Updates.

DISM /Online /Cleanup-Image /AnalyzeComponentStore

DISM /Online /Cleanup-Image /StartComponentCleanup

DISM /Online /Cleanup-Image /StartComponentCleanup /ResetBase