Revive your unresponsive iPhone by forcing it to restart. Additionally, you can try charging the phone or reinstalling iOS.
If your iPhone is showing a black screen that never goes away, you should try resetting it or putting it into recovery mode.
Rebooting your iPhone is an easy and efficient method to fix temporary glitches, unresponsive touch screens or temporary lag. The physical keys enable you to restart your phone in a few steps, thus it ...