Event details

Whether you're actively managing device security or planning your next steps, this AMA is your opportunity to connect directly with Microsoft experts and get clear, actionable guidance on updating Se...
Heather_Poulsen
Updated Jun 04, 2026
AMA
weilandc's avatar
weilandc
Copper Contributor
Jun 04, 2026

For Configuration Manager, An LCU must be applied to the Dec. 2024 ADK winpe.wim and files copied out to ADK install directories to get 2023 signed .efi files in place, correct? What is the intended/expected outcome of this? I am only finding bootmgfw_EX.efi getting 2023 signed while all others remain 2011. Even if "Legacy", MS is still supporting?