Vibrating Smart Ring for Ring Messages: My Real World Experience with Call & Text Alerts on Wrist Free Wearables If your iPhone screen is completely black but the phone still vibrates, makes sounds, or shows other signs of life, you're likely dealing with a failed OLED display., In this video, I explain what my iPhone 11 currently has a black screen, but I can hear notifications and feel vibrations. This happened before once, but it just turned back on somehow. Now I'm not sure what Do you feel your phone vibrating when it's not? You're not crazy. Here's Why Your iPhone Randomly Vibrates & How to Fix It Phone vibrates but screen is black? Don't bin it it's usually a dead screen, not a dead phone. Would you try to fix it or just upgrade?