Maintain your finger on the ability button for about 5 seconds. It received’t flip off at first however when it does it’ll make somewhat beep. Wait a couple of minutes. Flip it on once more the identical means and it’ll beep once more. This may do a extra thorough reset of the console. Don’t unplug it through the course of. It may additionally simply be an issue connecting with the controller so if u have a special one then strive that one too. Additionally possibly in case you have a recreation or film on disc then you’ll be able to put that in and check out forcing it over to a special display screen. If that works and it runs the disc then it proves it’s not a difficulty between the Xbox and TV connecting however as a substitute the Xbox and controller. If the Xbox runs a disc and it performs proper on the TV however a second controller additionally doesn’t work then the issue must be with no matter machine is within the Xbox that really receives and interprets your button inputs.