chkdsk X: /f mountvol X: /d Then retry the Windows update. If free space is still insufficient (needs at least 50–100 MB free), enlarge it using a third-party partition tool (e.g., GParted from a live USB, or MiniTool Partition Wizard ) because Disk Management cannot resize the SRP directly.
Check free space:
mountvol X: /s This mounts the System Reserved Partition to drive letter X: . we couldn't update the system reserved partition windows 11
manage-bde -protectors -disable C: After the update succeeds, re-enable: chkdsk X: /f mountvol X: /d Then retry the Windows update
If the problem persists after all steps, consider performing a of Windows 11 (back up data first). GParted from a live USB