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

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

Microsoft is shifting focus to fixing Windows 11 performance and reliability after months of buggy updates, boot failures, and growing user frustration.

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

Frustrated with Windows 11 startup logo stuck issue? Discover proven troubleshooting fixes for 2026, from quick reboots to ...

Microsoft has a new feature called Quick Machine Recovery to help you recover your system from boot failure. The feature is available for all Windows 11 versions, including Windows 11 Home. The Quick ...