In autounattend.xml
I can set <ProtectYourPC>3</ProtectYourPC>
to disable automatic updates. However, after installing, Windows still complains loudly that updates are disabled.
By manually checking disable updates the message does go away. But how do I do this without requiring user interaction?
There is no such way in autounattend.xml. Use GPO to disable the Action Center (which displays those messages):