New
#11
Because "Reset this PC" is meant to be an out of the box solution to cleaning up your installation.
"When you use the “Reset this PC” feature in Windows, Windows resets itself to its factory default state. If you purchased a PC and it came with Windows 10 installed, your PC will be in the same state you received it in. All the manufacturer installed software and drivers that came with the PC will be reinstalled. If you installed Windows 10 yourself, it will be a fresh Windows 10 system without any additional software" - Everything You Need to Know About “Reset This PC” in Windows 8 and 10