Follow the steps below to troubleshoot low or no audio output
Make sure Menu -> Settings -> “Disable Sound” is unchecked.
Android Users: Press the volume up button and make sure that “media volume” is adjusted properly
iPhone Users: Adjust the Ringer Volume in Settings -> Sounds or with the volume control buttons on your phone. Also, check the Mute Button) is off on your iPhone.
After you check those steps, then go to Menu -> Settings -> Audio. You change the audio clip on some of the items to see if you can hear the sound or not.
Post your comment on this topic.