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It's time for our third 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 playb...
Pearl-Angeles
Updated Mar 11, 2026
AMA
Arden_White's avatar
Arden_White
Icon for Microsoft rankMicrosoft
Mar 09, 2026

Hi mikemagarelli,

we discovered a new issue where the 65000 error occurs, and it seems to only occur on Windows 11 23H2. A fix for this is coming in the April release. Is that the version of Windows where you are seeing the error or have you been seeing it elsewhere?

Arden

mikemagarelli's avatar
mikemagarelli
Copper Contributor
Mar 09, 2026

Arden_White​  We are seeing it in an environment with only Win 11 25H2 & 24H2, we not have 23H2.