A bug in the Windows Sept patch Tuesday update may stop File History from working. But a new optional update fixes it.

Even if files on your desktop or in your documents disappear after a Windows update, they may still remain in a different user profile or the "Windows.old" folder. If you have a backup, you can also ...

Windows backup tools don’t get the same appreciation as third-party alternatives. Microsoft has decided to permanently retire the old Backup and Restore tool, and you might not find it in future OS ...

Microsoft warned that the built-in File History backup feature in Windows may stop working on some systems after installing the September 2026 security updates.

Microsoft’s Windows 11 KB5101684 preview update delivers 42 fixes for Intune, SMB, File Explorer, Search, Windows Hello, and more. Microsoft’s KB5101684 preview update delivers 42 fixes for Windows 11 ...

Microsoft added this under the heading “Known issues in this update” in the associated Knowledgebase entry, but the error description does not yet appear in the ...

Microsoft has fixed a known issue that breaks the built-in File History backup feature on some Windows systems after installing the September 2026 security updates. In a Saturday service alert seen by ...

Windows users who rely on File History to back up and recover important files may bump into problems after installing the September security update. In its Knowledge Base support pages for the ...

Microsoft has confirmed a regression in its September 2026 cumulative security updates that breaks File History, the built-in backup feature in Windows 10 and Windows 11. The bug causes local and ...