Try this from 'Tenforums' -
How to Enable or Disable Automatic Updates for Windows Update in Windows 10

Option 3 no longer works in Windows 11.
Option 2 still works with differences in the UI - see this thread -

How to Enable or Disable Automatic Updates for Windows Update | Windows 11 Forum

I'm currently checking out the Group Policy edit. It looks fairly straight forward, so after I've done my next daily OS image backup I'm going to give it a go.

I will post back how I got on

No....

Is there any chance of getting Option Six reworked for Windows 11?

As they are now, the reg-edits do not work on 11.

Is there any chance of getting Option Two reworked for Windows 11?

As they are now, the reg-edits do not work on 11.

From Outlook 2019 navigate as follows -

File => Account Settings => Account Settings => Select 'Email' Tab => Select 'Change' . . . . .



221777

and enter the persons...

It appears that Microsoft have changed their policy from 'Anniversary Update' to 'Creators Update'.

I've carried forward your

'Windows 10 - Notify before Downloading and Installing Updates'
...