How-To Geek on MSN
Microsoft Secure Boot certificates expire June 27—here's what that means for your old PC
Most PCs should continue working fine, even if they don't receive the updated certificates.
Your PC won't stop working if it misses the Secure Boot 2023 update. But here's what changes for older PCs and Windows 11 ...
Secure Boot certificate expiry 2026 arrives June 24 when Microsoft’s KEK CA 2011 expires. Devices missing the UEFI 2023 ...
The clock is ticking for Windows and Linux users to update cryptographic keys that protect their systems against ...
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 ...
Secure Boot protects your PC against bootkit malware. The Windows update refreshes expiring Secure Boot certificates. To install, head to Settings and select Windows Update. I typically advise Windows ...
Microsoft is changing Windows on most PCs. Critical Secure Boot certificates will expire for the first time eve ...
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 ...
Linux users face a Microsoft Secure Boot headache - here's the painkiller ...
PCWorld reports that Windows 11 PCs may restart multiple times after recent updates due to Secure Boot certificate refreshes being rolled out by Microsoft. These multiple reboots are normal behavior ...
Windows 11 June 2026 Update is causing boot failures (BSODs or BitLocker Recovery) on some PCs, and breasks OneDrive in File ...
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