After 3 months since KB5034441 was released, it still won't install

Great and your cooperation is very good.
You can check the result in "Diskmanagement"

reboot and verify
diskpart
sel disk 0
list par
exit

Pentagon said:

Great and your cooperation is very good.
You can check the result in "Diskmanagement"

reboot and verify
diskpart
sel disk 0
list par
exit

This is the disk management situation now. Please tell me if it's all good before I proceed with the #201 steps.

You are a champion !
reboot and verify

Pentagon said:

You are a champion !
reboot and verify

- - - Updated - - -

The above screenshot is after reboot.

WOW

a successful operation

{System | MSR | Recovery | Windows}

and now to 7z
and where is your old WinRE.wim?
C:\Windows\System32\Recovery ?

Pentagon said:

WOW

a successful operation

{System | MSR | Recovery | Windows}

and now to 7z

Do you mean that I now have to do the pdf steps?

elloab said:

Do you mean that I now have to do the pdf steps?

Yes, that's what I mean
After you extracted the ISO go to the directory from 1. picture

in source navigate to install.wim or install.esd

Pentagon said:

Yes, that's what I mean
After you extracted the ISO go to the directory from 1. picture

install.wim or install.esd

Done.

That is alredy in (C:)

Now run
reagentc /enable

and wait 10 seconds

C:\Windows\System32\Recovery should not have the winre.wim now

run
reagentc /info

Pentagon said:

That is alredy in (C:)

Now run
reagentc /enable

and wait 10 seconds

C:\Windows\System32\Recovery should not have the winre.wim now

run
reagentc /info

Done all those things. I confirm winre.wim is no more in C:\Windows\System32\Recovery.
Below is screenshot of reagentc /info