There is 2 methods just follow my step to step guide in th.
Switch pro controller wired pc.
The 8bitdo wireless usb adapteris a 20 bluetooth adapter that lets you easily connect the switch pro controller switch joy cons or even the wii u pro controller to your pc.
The nintendo switch pro controller supports standard bluetooth allowing you to pair it wirelessly with your pc.
If your computer doesn t support bluetooth you can still use the wired method.