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Use DISM To Maintain/Repair A Windows Installation

Posted Updated
By rs 1 min read

Use this command to restore the health of your Windows install

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DISM /Online /Cleanup-Image /RestoreHealth

Use this command to restore the health of your Windows install while offline. You will have mount an image or use a bootable flashdrive.

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DISM /Online /Cleanup-Image /RestoreHealth /Source:D:\Sources\install.esd

Analyze the component store to see what can be removed

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DISM /Online /Cleanup-Image /AnalyzeComponentStore

Cleanup old files

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DISM /Online /Cleanup-Image /StartComponentCleanup

Reset the base to cleanup even further

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DISM /Online /Cleanup-Image /StartComponentCleanup /ResetBase
windows
repair shared windows dism
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