only when you see the Apple logo on the screen.
: 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". How Do I Fix An Unresponsive Iphone 12 Screen
(the large button on the right).
: Use a soft, lint-free microfiber cloth to remove dirt, oil, or water. only when you see the Apple logo on the screen
: If you experience "ghost touches" (the screen moving by itself), go to Settings > Accessibility > Touch > Touch Accommodations and enable Ignore Repeat . lint-free microfiber cloth to remove dirt
If the restart doesn't work, ensure there are no physical barriers interfering with the touch sensors:
Note: This can take up to 20 seconds. If it fails, try the sequence again faster. 2. Physical Maintenance & Obstructions