Follow the instructions for each device accordingly. If you touch something conductive like the frame or the camera lens frame it works. right after i got my iphone 12 mini i put on a panzerglass screen protector and started using it. Iphone 12 Mini Owners Report Unresponsive Lock Screens Engadget Iphone 12 pro max touch screen not working. Iphone 12 touch screen not working reddit . So out of no where the touch screen just stopped working, got the phone into dfu mode and updated to the latest ios just in case it's a software issue but that still didn't help. My other fingers seem to work fine. Several users say that the new iphones aren't responding to taps. Apple may provide or recommend responses as a possible solution based on the information provided; Removed the trianium screen protector (glass is actually a thin plastic plate, but whatever) with very little effort. I continued to have problems with deadzones and snapback from the touch screen. ...