If you have a supported game controller that’s Select a connected game controller.
Do any of the following:
Identify the game controller: Select Identify Controller to play a vibration pattern on the controller.
Disconnect the game controller: Select Disconnect Device. The controller is still paired with Apple TV and reconnects the next time you use it.
Unpair the game controller from Apple TV: Select Forget This Device.
Select a custom button-assignment profile: Select Default Controls, then select the profile you want to use. See Set up a custom profile, above.