There is a software update (v. 14.6.A.0.368) available for your device. Perfor
m a software update and enjoy new features, better performance, speed and bug
fixes. You can update the software today using your computer or wait until it
’s available directly in your device (often within a couple of days). It's ea
sy and no backup is needed.
等等来更新！没想到sony是更新最勤的，太感动啦