How To Fix Mobile Touch Screen. To get into Safe mode on most Android devices press and hold the power. These solution is applicable to all models of the Apple iPhone.

Fix Touch Screen Damaged by Water. Repeat steps 1 through 4 in Section 1 to gain access to the LCD screen. Learn How to Fix if Mobile Phone Touch Screen Not Working Unresponsive PDA.
It is actually a good practice to wipe your screen a couple of weeks to prevent any smudges or dust accumulation which could eventually lead to the dreaded ghost touch issue.
To do this take a slightly moist soft cloth and wipe the screen. This is worth giving a try and can help fix the problem if the touch screen stopped working due to a third-party app. Repeat steps 1 through 4 in Section 1 to gain access to the LCD screen. If your touchscreen isnt responsive or not working how you would expect try restarting your PC.

