Windows 11 is refreshing Secure Boot keys in 2026. Here's why TPM-WMI Event ID 1801 appears, and how to verify the new certificate.
Careful out there.
One of those was UEFI Secure Boot, a mechanism for verifying PC bootloaders to ensure that unverified software can’t be loaded at startup. Secure Boot was enabled but technically optional for Windows ...
PCWorld reports that Microsoft is rolling out critical Secure Boot certificate updates for Windows 11 systems to replace certificates expiring in June 2026. Without these updates, older Windows 11 PCs ...
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