If you are using a smartphone, Weather it is an iPhone, I pad or other phones it must have a digital touchscreen. In case if you don’t know what digital digitizer is, it is a thin film-like plastic that adheres to the glass of the phone that has touchscreen sensitivity. The digitizer sends the information about the touch sensitivity of your finger in the screen to the motherboard. Basically, the digitizer is the one responsible for the all the touch functions in your screen. But these digitizers can malfunction at sometimes; during this situation Apple iPhone Service Center in Chennai can help you to fix this issue.
Here are the symptoms when your screen is malfunctioning.