Share your experience!
I use the sony companion to try update the android system, but i get stuck at the place where I need to hold the down volume button and pluck into the usb. When i did that process, the phone light blink from red to green in one second. Could anyone help?
Trying another computer now.
Keep us updated.
At last can update. Tried using another conputer and it works. Thanks!! 
Great.