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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 09, 2025
AMA
lalanc01's avatar
lalanc01
Iron Contributor
Dec 08, 2025

How do you recommend that we update our sccm boot images to support those new certificates?

Saw that 2509 can do it for WDS-Less PXE, but what about WDS PXE?

is there an official doc/post mentioning the required steps?

Thks in advance.