for those who had trouble on downgrading your xperia go (st27i) im here to help you because i also been a lot of trouble since i upgrade my xperia go from gb to ics .
although the interface is more nice looking from gb, but i hate it when my phone is running slow and laggy .
download your flashtool here
download original gb firmware (ftf) here
Step by step :
1. extract & install flashtool
2. extract firmware after finish installing flashtool to C:/flashtool/firmwares
3. run apps flashtool, choose flash icon and choose flashmode, click ok
4. choose firmware st27i (original), ok ( flashtool waiting for device )
5. shutdown x-go, connect your phone to usb while push the down volume( your led indicator will blink to green colour and the flashing process started )
6. wait untill flashing process finish 100%, plug off youor usb and reboot ur device ( it takes around 3-5 minit to reboot ur phone for first time rebooting )
for any inquiry, dont hesitate to email to me : sexyotromen@gmail.com / muhammadfaridzainalabidin@gmail.com
whatsapp : +6016-7285236
