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

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

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

Another week, another big Windows problem.

Some machines are failing to start after security updates, prompting yet another Microsoft investigation Microsoft is ...

Shipping an update that fixes some bugs but creates new ones is raising serious questions about Microsoft's quality control, or lack thereof.

In a surprising turn of events, Microsoft has confirmed that its January 2026 security update, KB5074109, is causing significant boot issues for some Windows 11 users. This latest development ...

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

Microsoft has posted an online bulletin confirming that the company is investigating reports that state Windows 11's latest ...

Another week, another big Windows problem.

Microsoft has had to issue two out-of-band updates to fix its buggy Windows 11 patch.

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