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 ...

Microsoft has linked recent reports of Windows 11 boot failures after installing the January 2026 updates to previously ...

The most recent January Windows Update is broken on a number of PCs, but at least virtual machines don't seem to be impacted.

A clean Windows install is a great way to keep your PC feeling snappy. However, every time you do this, certain critical features are reset to their Microsoft defaults—including some that could lock ...

Inside the company, engineering teams have been pulled into a "swarming" effort to stabilize Windows 11's core behavior – a shift that acknowledges how far the ...