Group Policy Loopback. It‘s a saucy wench. For those not in the know, GPO loopback makes it so User policies apply to Computer objects. It‘s predominantly used for kiosk / shared PCs where you don‘t want anything to change, regardless of which User sits at it.
There‘s two modes, Merge and Replace.
The following clarity is brought to you based on the idea you know a bit about GPO and how to apply it.