I found a 'DISM' command that reclaims Windows 11 system storage - but you'll have to use it wisely

Windows 11 includes a Reserved Storage feature that saves space for system updates. Users can disable this feature using the DISM command to reclaim storage. Disabling it can free up space but may affect update reliability.

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PublishedWednesday, April 8, 2026 at 1:16 PMApr 8, 01:16 PM

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A feature called Reserved Storage retains a small amount of storage for updates - here's how to disable it, and when it makes the most sense to do so.

Have you ever noticed how your PC's storage never quite seems to add up? Part of that is because Windows reserves a small portion of your storage for system files. A feature called Reserved Storage quietly sets aside 5GB to 10GB on your SSD for update files, cache, and temporary files.

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I found a 'DISM' command that reclaims Windows 11 system storage - but you'll have to use it wisely

Original article excerpt