Forum Discussion

Iron Contributor

Mar 03, 2023

Windows Server 2022 - devices not booting when Secure Boot enabled (KB5022842)

The most recent patch Tuesday update for Server 2022 - KB5022842 - causes some devices with Secure Boot enabled to fail to boot - it reboots after the update, then fails at the next reboot. The Micro...

Windows Server

McThePro

Copper Contributor

Mar 26, 2023

Same issue with a HP ProLiant DL380 Gen9 . Disabling Secure Boot in the BIOS allows the server to boot.

DavidYorkshire

Iron Contributor

Mar 26, 2023

Have you installed this month's patch Tuesday update?

McThePro
Copper Contributor
Mar 26, 2023
Yes. After the update I got "no boot device found" on the HP ProLiant DL380 Gen9 server. Then I disabled Secure Boot and the server works again.
- DavidYorkshire
  Iron Contributor
  Mar 26, 2023
  It was the February update which caused the problem.On Dell servers at least, the March update fixed it and they are again able to boot with Secure Boot turned on.