Event details

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 Jan 29, 2026
AMA
SLewis's avatar
SLewis
Occasional Reader
Feb 05, 2026

Does PXE use a 2011 signed bootloader? How can we update PXE (WinPE) so that it will boot to a machine that has 2011 in the DBX?