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that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems from 2011, which were superseded by their 2023 counterparts.
There are few certainties in life: Death, taxes, and turning your computer off and on when there’s a problem. This advice is usually the first tip you get from friends, family, and tech support.
In this section, we will look at three fixes that can help you if the F12 boot menu is not working in Windows 11/10: Again, you must keep pressing the F12 key as soon as you press the power button.
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