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Ask Microsoft Anything (AMA) about updating Secure Boot certificates on your Windows devices before they expire in June of 2026. We recently published the first version of the Secure Boot playbook, o...
Heather_Poulsen
Updated Dec 05, 2025
AMA
threedaysatsea's avatar
threedaysatsea
Copper Contributor
Dec 05, 2025
  • Should I be expecting to see values in the TPM-WMI Event 1808 "BucketConfidenceLevel" areas? All of the machines in my org don't have any value there. If my understanding is correct, Windows Update will automatically update devices where this is shown to be "High" - is that right?