Official 4.3 Android for Sony Xperia Z. Best Android for xperia z so far. Link for flashing 4.3 onto your Xperia if you haven't received OTA yet. http://tech...
Xperia SP Android 4.3 Update
Android 4.3 Official for Sony Xperia Z
Update Sony Xperia M to official Android 4.3 JB
Xperia M with Android 4.3 Offical update
Sony Xperia SP Android 4.3 Installation and Hands-On
Read more about The Geek Mind.