Microsoft has recently begun replacing expiring Secure Boot certificates on eligible Windows 11 systems running 24H2 and 25H2 ...

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

Windows 10 KB5078885 ESU out with Secure Boot 2023, replacing expiring Secure Boot certificates from 2011. But it's a staged roll out.

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

In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems ...

Updated firmware trust chains strengthen rootkit protection and zero-trust infrastructure security.

There's a security deadline coming to Windows PCs in June 2026 that you might not have heard of. Depending on how old your machine is or how updated you keep things, it could end up leaving your ...

This article describes how to enable Secure Boot to install Windows 11. How Do I Enable Secure Boot? The easiest way to enable Secure Boot is to do so through UEFI. It's typically listed as one of the ...

Microsoft has begun rolling out updated Secure Boot certificates through monthly Windows updates to replace the original 2011 certificates that will expire in late June 2026. Microsoft has started ...

Find the Secure Boot option and change it to Disabled. Save the changes and reboot again. We recommend keeping Secure Boot enabled unless you're sure it needs to be disabled. This article explains how ...