Windows 11 runs into another disastrous bug with its latest update — Microsoft admits an 'issue in which devices are failing ...

In confirmed cases, Windows 11 boot failure occurs post-update, with the machine stuck at a black screen and unable to ...

Some machines are failing to start after security updates, prompting yet another Microsoft investigation Microsoft is investigating reports that its January 2026 security updates are leaving some ...

This comes just hours after reports that another emergency update has been issued by Microsoft to affect other problems ...

Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors ...

As reported by Windows Latest, Microsoft has updated users in a support document that it is "investigating customer reports ...

Neowin also notes another dark side to this latest issue. “Interestingly, Microsoft came up with a technical solution for ...

Microsoft is aware of an alleged issue that leaves PCs unable to boot and requires manual recovery after Windows 11 January ...

Windows 11 January 2026 updates may cause boot failures on some PCs. Microsoft is investigating issues linked to KB5074109.

The January 2026 Patch Tuesday keeps on giving users headaches, as some affected systems now cannot boot with an "UNMOUNTABLE ...