Start → Ausführen → winver

In einer Admin-CMD auführen:

Wusa.exe /uninstall /kb:4601319

Wenn Windows Updates aufgrund defekter Systemdateien nicht installiert werden können.
In einer Admin-CMD auführen:

C:\Users\Administrator>sfc /scannow

Beginning system scan.  This process will take some time.

Beginning verification phase of system scan.
Verification 100% complete.

Windows Resource Protection found corrupt files and successfully repaired them.
For online repairs, details are included in the CBS log file located at
windir\Logs\CBS\CBS.log. For example C:\Windows\Logs\CBS\CBS.log. For offline
repairs, details are included in the log file provided by the /OFFLOGFILE flag.

C:\Users\Administrator>DISM.exe /Online /Cleanup-image /Restorehealth

Deployment Image Servicing and Management tool
Version: 10.0.19041.746

Image Version: 10.0.19041.804