(the large button on the right).
: If you experience "ghost touches" (the screen moving by itself), go to Settings > Accessibility > Touch > Touch Accommodations and enable Ignore Repeat .
: Use a soft, lint-free microfiber cloth to remove dirt, oil, or water. How Do I Fix An Unresponsive Iphone 12 Screen
only when you see the Apple logo on the screen.
Follow this exact sequence of physical button presses quickly. Do use the touch screen at any point during this process: Press and quickly release the Volume Up button. Press and quickly release the Volume Down button. (the large button on the right)
Note: This can take up to 20 seconds. If it fails, try the sequence again faster. 2. Physical Maintenance & Obstructions
: Take off your phone case and remove any screen protector, as these can sometimes put uneven pressure on the display or trap debris that causes "ghost touches". only when you see the Apple logo on the screen
If the restart doesn't work, ensure there are no physical barriers interfering with the touch sensors: