Secure Boot update blocked on some Windows 11 PCs due to known issues

Certain older devices that cannot receive updates via their OEM may not be able to install the latest Secure Boot certificate.

Windows updated Secure Boot just in time. Here’s what happened

Microsoft just pushed the Secure Boot 2023 certificate update to all eligible Windows 11 and Windows 10 computers, just in time given that old certificates were due to expire today. It’s a good thing, ...
Dark Reading

Microsoft's Original Windows Secure Boot Certificate Is Expiring

The original Unified Extensible Firmware Interface (UEFI) Secure Boot certificates for Windows will start expiring in late June. Microsoft has urged IT and security leaders to apply updated ...
Ars Technica

Windows’ original Secure Boot certificates expire in June—here’s what you need to do

Windows 8 is remembered most for its oddball touchscreen-focused full-screen Start menu, but it also introduced a number of under-the-hood enhancements to Windows. One of those was UEFI Secure Boot, a ...
Windows Latest

Microsoft confirms Secure Boot update failing on some Windows 11 PCs, blocks update due to known issues

Microsoft has confirmed that Secure Boot certificate updates are failing or being blocked on some Windows 11 PCs.