A Windows security update bug has prevented some Windows 11 24H2 and 25H2 users from booting into their PCs, requiring them to go to Windows Recovery Environment to uninstall the offering update just ...

Everyone knows you need to keep your operating system up to date, but what happens when a company botches the update and ...

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

A fresh wave of Windows 11 update trouble is making the rounds, and this one is about as disruptive as it gets: some PCs reportedly can’t boot after installing the latest January 2026 security update.

Another week, another big Windows problem.

Microsoft issues second emergency patch for Windows this month - update your PC today ...

Round and round we go.

Microsoft has linked recent reports of Windows 11 boot failures after installing the January 2026 updates to previously failed attempts to install the December 2025 security update, which left systems ...

Microsoft is investigating reports of serious boot failures affecting Windows 11 devices following the January 2026 security updates. Users have reported encountering “UNMOUNTABLE_BOOT_VOLUME” errors, ...

Microsoft adds a Secure Boot status report to Intune, helping IT admins track certificate updates and reduce security risks.

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