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.
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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.
Secure Boot helps keep your computer safe by using trusted certificates in UEFI firmware. It checks bootloaders and prevents dangerous applications from running before Windows starts. Through Secure ...