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It's time for our second 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...
Heather_Poulsen
Updated Feb 19, 2026
AMA
jeddunn's avatar
jeddunn
Copper Contributor
Feb 05, 2026

I see a high number of devices in our environment with the following setting in registry. 1 - “Windows UEFI CA 2023” certificate is in the DB. Will the CFR or LCU trigger it to move to 2 - “Windows UEFI CA 2023” certificate is in the DB and the system is starting from the 2023 signed boot manager ​​​​​?