Microsoft is rolling out "Secure Boot Allowed Key Exchange Key (KEK) Update," which requires a system reboot to finish ...

Microsoft confirms systems without updated Secure Boot certificates will boot normally but lose some security protections.

Microsoft has started automatically replacing expiring Secure Boot certificates on eligible Windows 11 24H2 and 25H2 systems. Secure Boot is a security feature that blocks malicious software (like ...

In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems from 2011, which were superseded by their 2023 counterparts.

When Windows won’t boot up, it can be a disturbing experience. But that moment passes quickly, and you must decide how to get past this (hopefully) temporary hiccup. Fortunately, there are plenty of ...

How to check your Windows PC for expiring security certificates - a big one is ending soon ...

Microsoft launches ReFS boot for Windows Server Insiders, bringing faster, more resilient, and scalable OS boot volumes for ...

Enabling Secure Boot is an important step in upgrading to Windows 11, as it's part of the system requirements. It ensures that unauthorized software can't run on your ...

A freshly installed system starts up quickly and responds swiftly. A few updates and new software installations later, however, Windows seems to become slower and slower. There are several ways to ...