There is no downgrade process. You'd need to do a clean install.
Windows XP has been end of life for years so you'll run into a lot of problems
It will likely be difficult to find drivers
Software no longer supports XP so you would basically be running vulnerable unsupported software on a...
It might be possible if you also install the NPS server role at which point you can setup certificate authentication. Then again it still may not work since RDP doesn't support certificate authentication.
Yup that is normal functionality. If you have an account that belongs to the administrators group you can think of it as two accounts with the same name.
During normal operation your account runs as a member of the "Users" group. When you run an operation that requires elevated rights, after...
You'll need to do a clean install of Windows 10 and then enter your license. The Windows 7 license serves have been down for a long while since Windows 7 is EOL.
I would also installed the 64 bit version of Windows 10 vs 32 bit.
I would either run export a list of running processes from powershell.
Get-Process | Select Name,Path | Export-Csv "$($env:userprofile)\Desktop\process.csv" -NoTypeInformation
and upload it to look at or
Download Procexp and run it and select Process > Check VirusTotal and if there's anything...