Microsoft Confirms Windows 11 Disk Space Bug as Reporting Error

The issue causes Windows Disk Cleanup to inaccurately display available space, despite files being deleted.

Windows 11 24H2 users report an undeletable 8.63GB cache, attributed to a reporting error in the Disk Cleanup tool.
Microsoft states that the Disk Cleanup tool inaccurately reports disk space, even after files are successfully deleted.
The issue is linked to the new 'checkpoint cumulative updates' feature, which is meant to streamline updates.
Microsoft acknowledges the problem as a known issue and is working on a resolution for future updates.
Despite the bug, the update rollout has been mostly smooth, with other minor issues also being addressed.