iPhones with OLED displays do have burn in. Interestingly some part inside the screen assembly seems to try to compensate for the burn in somehow. Check out thi

iPhones with OLED displays do have burn in. Interestingly some part inside the screen assembly seems to try to compensate for the burn in somehow. Check out this repair video on Youtube: https://www.youtube.com/watch?v=46KdDH5tSic https://www.youtube.com/watch?v=46KdDH5tSic When you change the screen on an iPhone without pairing it correctly, the new screen will have the same burn in patterns as the old one.