Sony is yet to start rolling out the Android 4.3 (Jelly Bean) update for their devices, but an XDA user has posted Android 4.3 (v10.4.B.0.569) ROMs for the Xperia Z (C6603) and the Xperia ZL (C6503). The version is tagged as “Commercial&Journalists”, so it is not clear if this would the final version, which is expected to come out later this month
We don’t have the official changelog yet, but users in XDA has reported that this brings the new camera UI present in the Xperia Z1. Sony confirmed that the Android 4.3 (Jelly Bean) would come for first devices including the Xperia Z, Xperia ZL, Xperia Tablet Z, Xperia Z Ultra, Xperia Z1, Xperia SP, Xperia T, Xperia TX and the Xperia V in December. Some of these devices will also get the Android 4.4 (KitKat) update next year.
It might take a many weeks before we can see the official over-the-air (OTA) update. We will let you know once Sony starts rolling out Android 4.3