Answered: How to set the Apple Watch to vibrate only for notifications and alerts Wareable Cell phones vibrate using a small motor with a weighted disc that spins quickly. As the disc moves, it creates tiny shakes that you feel as a vibration. This helps you get alerts without sound. The How to Make Phone Ring Instead of Just Vibrate TechWiser How do I switch vibrate on when my phone rings or I receive messages? I noticed my last phone had stopped try to fix the issue but nothing, I've just upgraded to How to Turn ON Vibrate on Ring on iPhone