Faults in Windows Updates Services and more on Windows 11

My friend's been having issues with his computer when trying to update to 23H2. Initially this started with a Something went wrong. Try to reopen Settings later. message. After digging around services.msc, he found out that the Windows Update service would not start together with a 1053 Error Code. (Changing the timeout duration in the registry didn't fix this.) These are the solutions him and I have tried since then to virtually no avail. Running batch scripts, registry files, lots of terminal commands from Microsoft Community Support we could find by googling to fix the service entries. This

Question by Alucaius on Super User, licensed CC BY-SA. We show a short excerpt and link to the original thread as credit.