Software update karna hai

Sir, there is problem of touch in my Sony Xperia z2 have. It's touch is not working. Pllz give me information that how much I have to pay for it . Bcoz it's warranty is expired. And kindly provide me the number of Faizabad service center. Bcoz the number is given above is switched off. Pllz sir it's urgent.

Plese xperia c 2305 ka touch folder and battery door ka prise kitnaa hai bataiye

Sir, can you tell me how much charge of touch problems

My Mobile back camera is very poor I want to replace it.