Embedded Files
How to repair a broken system
How to repair a broken system
If something goes wrong it's always a good idea to have a backup of the original environment.
If something goes wrong it's always a good idea to have a backup of the original environment.
- Clone the broken image to a VHD file.
- Perform the repair steps on this VHD file.
- If something goes wrong, you can always retry again and may be use another strategy.
Simple repair
Simple repair
- Boot from installation media
- on
Install Windowsselect Next >Repair your computer - on
System Recovery Optionsselect >Command Prompt - run
BCDEDITand identify the system boot options - run chkdsk c: /f
- run sfc /offbootdir=C:\ /offwindir=C:\Windows /scannow
Repair online system
Repair online system
- dism /online /cleanup-image /scanhealth
- dism /online /cleanup-image /checkhealth
- dism /online /cleanup-image /restorehealth
Repair offline system
/Cleanup-Image {/CheckHealth | /ScanHealth | /RestoreHealth}The DISM tool will report whether the image is healthy, repairable, or non-repairable.Repair offline system
You can scan the image for corruption with /CheckHealth.The DISM tool will report whether the image is marked as damaged and repairable.
Dism /Image:C:\ /Cleanup-Image /CheckHealthYou can scan the image for errors in component store with /ScanHealth.
Dism /Image:C:\ /Cleanup-Image /ScanHealthIf the image is repairable, you can use the /RestoreHealth argument to repair the image.You can use the /Source argument with the /RestoreHealth argument to specify additional repair source locations to search for the required files.
Dism /Image:C:\ /Cleanup-Image /RestoreHealth /Source:c:\test\mount\windows /LimitAccessVerwenden Sie /RestoreHealth, um das Image auf Fehler im Komponentenspeicher zu überprüfen und automatische Reparaturvorgänge auszuführen.
Verwenden Sie /Source mit /RestoreHealth, um den Speicherort von bekanntermaßen funktionsfähigen Dateiversionen anzugeben, die zur Reparatur verwendet werden können.
Weitere Informationen zum Angeben eines Quellspeicherorts finden Sie unter http://go.microsoft.com/fwlink/?LinkId=243077.
Verwenden Sie /LimitAccess, um zu verhindern, dass DISM eine Verbindung mit WU/WSUS herstellt.
Beispiel: DISM.exe /Online /Cleanup-Image /ScanHealth DISM.exe /Image:c:\offline /Cleanup-Image /RestoreHealth /Source:c:\test\mount
DISM.exe [DISM-Optionen] {Imageerstellungsbefehl} [<Imageerstellungsargumente>]DISM.exe {/Image:<Pfad zum Offlineimage> | /Online} [DISM-Optionen] {Wartungsbefehl} [<Wartungsargumente>]
Prepare a repair source
Prepare a repair source
You need an installation media ISO
md c:\repaircopy x:\sources\install.wim c:\repairdism /Get-WimInfo /WimFile:c:\repair\install.wimdism /Get-WimInfo /WimFile:c:\repair\install.wim /index:2Mount a wim image file
md c:\repair\mountDism /Mount-Image /ImageFile:c:\repair\install.wim /index:2 /MountDir:c:\repair\mountSource:
Source:
- support.microsoft.com/en-us/help/15088/windows-10-create-installation-media
- docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-vista/cc709667(v=ws.10)
- docs.microsoft.com/de-de/windows/desktop/Wfp/system-file-checker
- docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-8.1-and-8/hh824869(v=win.10)
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