Based on, but much shorter than, [WayBack] How to change the User Account Control (UAC) level in Windows | Digital Citizen which summary is
How to change how UAC prompts are shown in Windows 7, Windows 8.1 and Windows 10. How to disable UAC when you no longer want it turned on.
- Run
UserAccountControlSettings.exe
- Pull the settings up to the highest one
- Confirm
–jeroen