- Install microsoft store app: xbox accessories
- make sure device is unpaired and then Link controller to pc via generic usb-c to usb cable (should say setting up device)
- open app xbox accessories and update the controller (it will be prompted to do so) and wait for it to end.
- disconnect from usb cable
- unpair (remove device) controller from windows under bluetooth & other devices
- restart PC
- reconnect (pair) controller to windows again via bluetooth (should say setting up device this time)