I find difficulty in typing letter R & S. When I type these 2 letters, letters adjacent to them like e,T,a appear.When tested screen test here it shows normal.Can any one help me to resolve this problem please?

Hi, Anyone faced problem of all contacts get vanished suddenly from device? If so please share how to get back contacts. Why this happens?How to avoid recurrences ?

How to add Rupee symbol to keypad? Earlier it was there but disappeared after recent system update.

Can anyone let me know SAR value of M31s?