Also I found that Microsoft makes a tool called SetupDiag.exe you can run which will analyze the windows update/upgrade installation failure.
I ran setupdialog and it basically reported nothing of consequence in the logs but it gave me the path to an .mdmp (memory minidump) file that can be...
I have the same issue. Can't upgrade to 22H2. WhyNOtWin11 reports everything is fine. As above all usual workarounds fail.
"Your Computer is ready for Windows 11 and it's updates."
I am already on Windows 11 just not on 22h2.
Currently on 21H2 (OS Build 220000.1335) on a dell alienware...