Have you tried configuring it using gpedit.msc?
Theres a thread here on TenForums:
https://www.tenforums.com/tutorials/8013-enable-disable-windows-update-automatic-updates-windows-10-a.html
I’m not on 10. And I really don’t care, I let updates happen anyway. The point was that our software systems do lots of stuff we don’t know about, we are not in control.