Why my lumia 430 is facing problem in its touchscreen?

[Windows Central Question]

I have bought my phone before 5 months.But nowadays I am feeling problem in my phone's touchscreen.It doesn't work something.I have reset my phone twice,but problems occur still now.Why windows,why?????

 

[ww1083333]

Try cleaning screen guard... Sometimes oily screen guard creates problems.. Other than that u should go to customer care.

 

[r2SN]

I have bought my phone before 5 months.But nowadays I am feeling problem in my phone's touchscreen.It doesn't work something.I have reset my phone twice,but problems occur still now.Why windows,why?????

Is this problem most of the time?or when its on charger?