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

A Windows security update bug has prevented some Windows 11 24H2 and 25H2 users from booting into their PCs, requiring them ...

Struggling with a corrupted GPT bootloader in Windows 11? Discover step-by-step methods to repair it quickly and get your PC ...

Microsoft is investigating reports of serious boot failures affecting Windows 11 devices following the January 2026 security ...

Dealing with the "Your PC did not start correctly" error on a Windows 10 or 11 computer can be quite troublesome. This error usually pops up when you try to boot your ...

Struggling with GPT disk errors during Windows 11 installation? Discover proven, step-by-step fixes to resolve this common ...

Microsoft has started rolling out new Secure Boot certificates that will automatically install on eligible Windows 11 24H2 ...

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

Microsoft has released security updates to address a Secure Boot zero-day vulnerability exploited by BlackLotus UEFI malware to infect fully patched Windows systems. Secure Boot is a security feature ...