How do I disable Reserved Storage in Windows 11?

Run Command Prompt as admin, type Dism.exe /online /Set-ReservedStorageState /State=Disabled, restart.

What is Windows 11 Reserved Storage used for?

5-10GB for update caches, temp files, logs — supposedly smooths patches, but often unnecessary.

Rarely on big drives, but low-space risks failures — re-enable for feature updates.

Your 512GB SSD? Windows 11 just claimed 10GB — nearly 2% — for its 'Reserved Storage' scam. One command fixes it, if you're brave.

theAIcatchup Apr 08, 2026 4 min read

Windows 11 reserves 5-10GB via Reserved Storage; disable with DISM command for space back. 𝕏
Clean caches and use PC Manager first — often frees more than 10GB safely. 𝕏
Re-enable before major updates to avoid failures; consider external SSDs long-term. 𝕏

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#DISM command #PC storage cleanup #Reserved Storage #SSD cleanup #SSD optimization #Windows 11 #Windows 11 Reserved Storage #Windows 11 storage

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Originally reported by ZDNet - AI