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? iPhone Not Vibrating on Silent or Ring Mode? Here's The Real Fix 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 Distracted by Your Phone's Vibrations? Android 15 Offers a Fix