Microsoft fixes bug that broke Windows File History backup feature
Summary
Microsoft has released a fix for a bug that caused the Windows File History backup feature to malfunction. The issue emerged after the installation of the September 2026 security updates on some Windows systems.
IFF Assessment
FOE
The article reports on a bug that breaks a built-in backup feature, which is bad news for data integrity and availability.
Defender Context
This issue highlights the importance of thoroughly testing cumulative updates before widespread deployment, as even seemingly minor bugs can impact critical data protection features. Defenders should ensure systems are patched and verify the functionality of backup solutions after significant updates.