Question: how to set custom notification sound on galaxy j7?
Answer: 1 Head into your Settings > Apps., 2 Tap on an app you would like to customise the Notification tone., 3 Tap on Notifications., 4 Select a category you would like to customise., 5 Ensure that you have selected Alert then tap on Sound., 6 Tap on a sound then press the back button to apply changes.