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

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

It's not just January's one.

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

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

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

Have you ever run into trouble trying to boot up your Windows PC? Boot-up errors are among the most challenging to troubleshoot and fix. Now, Microsoft is launching a new tool that will step in when ...

Can’t boot Windows using a USB drive? If yes, you have come to the correct page. In this post, we will help you find a working fix for boot issues with USB. To boot Windows using USB, you first need ...

Experiencing a Windows 11 boot loop can be incredibly frustrating, transforming your computer into a seemingly endless cycle of restarts that disrupts productivity. When your system continuously fails ...

If your Windows computer is stuck in an infinite reboot loop, it can be frustrating and challenging to resolve. However, there are several methods you can try to fix this issue and get your system up ...

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

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