How to Fix a Touch Screen That Isn't Working We've found that the following steps can help a touch screen start working again. You should try them in this order, but some may not apply to your device.

Screen protectors, old ones in particular, can cause problems with an iPhone’s touch screen. Try using a new screen protector if one is available. If not, retailers like Amazon sell them.

However, force restarting your iPhone is necessary if it becomes completely unresponsive, as you need to use the touch screen to perform a regular reboot.

Make Your iPhone Screen Work Like New With This Easy Fix If you're sick of dealing with a slow screen, this trick could be a lifesaver.