The post Windows 11 boot issues tied to bad December update appeared first on Android Headlines.

Microsoft concedes January's out-of-band fix didn't stop some PCs from rebooting instead of sleeping Microsoft rounded off ...

Microsoft released unplanned updates over the weekend. They correct errors in the January patches and bring new boot certificates.

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

The fix is for a bug that prevents some systems from shutting down, while another bug that prevents hibernation has no ...

Windows 11 KB5074109 (January 2026 Update) is causing major issues on some PCs, and Microsoft has more details to share.

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

Remember that Windows bug preventing PCs from shutting down or hibernating? It affects more devices than we initially thought ...

Windows 11 had a rough 2025. We tracked the top 20 Windows 11 issues reported by Windows Latest, from failed updates to ...

It's not just January's one.

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

KB5074105 fixes a critical Windows 11 issue where Explorer.exe could freeze at first login, leaving users without a taskbar or desktop.