If you need to reset your Nova 7 or Nova 7 Gen 2 headset, the first step is to remove the cushion from the right ear cup. Check out our video on how to remove the cushion below:
The hardware reset switch is located under the cushion on the right ear cup. It is a pinhole so it will require a paperclip or pin to press. Press it and hold it down for ~1-2 seconds.