bad touch when charge

[adhamegypt]

When I connect the charger, touch work very bad, and pattern too when I want open the phone, I am very boring...

[Uliwooly]

Contact your local Xperia Care 

http://support.sonymobile.com/global-en/contactUs/

as it could be hardware related. 

[Uliwooly]

You can also repair your phone with PCC

PC Companion (PCC)

Bridge (for Mac)

Alternatives on How to backup Xperias

http://talk.sonymobile.com/thread/36355

[_alexdon_]

Are you charging with a 3rd party charger? As in those cases this occurs. Use sony charger and the problem should be gone.

[adhamegypt]

I am always use my Sony charger not 3Rd party

[_alexdon_]

You can perform the software repair as advised by uli above.

[adhamegypt]

I don't have computer

[Uliwooly]

Could you borrow a PC or Mac?