This model Fail By Ori Sony Flasher
Flasher : WMShua2.4.4.rar
Firmware : C2305_16.0.B.2.13_Generic World.ftf
IMPORTANT! Firmware "hang" on the 97%, do not panic and WAIT! when you hear a beep or see the PC 100%. Click on the button that appears at the bottom and unhooked the cable from the phone.