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It's time for our fourth Ask Microsoft Anything (AMA) about updating Secure Boot certificates on your Windows devices before they expire in June of 2026. If you've already bookmarked Secure Boot play...
Pearl-Angeles
Updated Apr 15, 2026
AMA
JoseCavalli's avatar
JoseCavalli
Occasional Reader
Apr 23, 2026

Is Secure Boot strictly needed on VMs? What happens with VMs with Secure Boot set as True and PK = null if nothing is done? And what about the case of TPM without secure boot over Windows 11?