How do I do the hearing test? March 22, 2023 15:48 Updated Please open the Nothing X App. You can do the hearing test by either going to Device Settings > Personal Sound Profile. Or going to Equaliser and selecting the soundwave icon. Related articles What is a Personal Sound Profile? How to adjust the volume via press control? How do I reset Ear (2)? How to adjust the noise cancellation via press control? What do I do if no sound is heard during a call?