Manually Update Sony Xperia U ST25 To ICS Firmware 6.1.1.B.1.10

This tutorial helps you install ICS 4.0.4 on Sony Xperia U usig FlashTool. ... I have sony xperia SL .After 2nd step nothing was happening so I did it again..but is was showing nothing new…so i unplugged it and tried to start the phone again..but i am not

www.hackmyandroid.com