関連ワード:  iphone 12 pro max display issues    iphone 12 pro max display issue after update    iphone 12 pro max display problem    iphone 12 pro max display not working    iphone 12 pro max display brightness issues    iphone 12 pro max touch screen issues    iphone 12 pro max screen replacement issues    iphone 12 pro max touch screen issues reddit    iphone 12 pro max display light not working    iphone 12 pro max display line problem