extended battery mode option for the UI, a more stable Wi-Fi connection and adds the built-in HDR camera capabilities. Other improvements include a new lock screen and dialer and an improvement to the virtual QWERTY keyboard. Those who have already installed the new OS build are raving about the improved UI and the extended battery life.
It sounds like an update worthy of James Bond. Have you installed Android 4.1.2 on your Sony Xperia TL yet? Let us know what you think of it by dropping a comment in the box below.
source: XDADevelopers, GSMArena via AndroidAuthority