Windows Server 2019, Change Product Key Does Nothing

This might also work on Windows 10, I haven't tried it. 1. Open an elevated command prompt. 2. slmgr.vbs /upk 3. slmgr.vbs /cpky 4. slmgr.vbs /ipk PRODUCT KEY OPTIONAL (do it if you have a problem, maybe do it even if you don't) 5. slmgr.vbs /ATO...