Some iPhone and iPad users are sensitive to PWM flickering on the latest devices OLED displays. PWM, which stands for Pulse Width Modulation, can cause some users to have eye strain, feel nauseous or dizzy, or have headaches from the screen flickering when using an OLED screen device with PWM.

All new model iPhone and iPad devices with OLED displays have PWM, including the iPhone 12, iPhone 12 Pro, iPhone 12 Pro Max, iPhone 12 mini, iPhone 11 Pro, iPhone 11 Pro Max, iPhone XS Max, iPhone XS, iPhone X, and iPad Pro 12.9″ M1. The remaining iPhone models that…