How do I turn the sound off on my smartwatch? To disable sound alerts, swipe down and tap the speaker icon. When it’s no longer highlighted, your watch will only vibrate. Related articles How do I get the latest watch faces? How do I change my watch face? How do I listen to and store music on my smartwatch? How can I change vibration strength of my smartwatch? Why won’t my watch take calls, even though I enabled it to?