I just want to buy one and want to know if that works. Have a regular PC on which almost every game runs smoothly.
So I do not know how it looks with XBox One and above, but for an XBox 360 controller you need an adapter
If your computer does not have a Bluetooth interface on the motherboard, or other components, you will need an adapter to operate other Bluetooth devices such as gamepads, headphones, or others.
So if my motherboard has BT I do not need adapti
Exactly, but having an onboard Bluetooth interface is very unlikely. Can you even check if something is found in Device Manager.