Hi, i'am gone a show u how to update Sony mobile phone.
Why the update sony mobile phone?
- If the mobile phone hang
- if the mobile not start and restart
- if mobile lock and lock with gmail
- if mobile no power on etc.
Updating way:-
When finish remove usb cable and power on your device it will start...injoy
Note:-please remove your memory and sim otherwise your data will be lost of sim and memory.but your mobile data will be lost.