The updates are, however, gradually spread. Sony distributes Android 4.3 for several older Z Smartphones and a tablet in the Z series, as the company announced earlier. The updates are as usual not all users are going to get it immediately.
The Xperia Tablet Z and the Xperia Z tested each with Android 4.1. With the update, Sony eliminates errors and brings the in-house software to a current status. In particular, the Xperia Tablet Z offers now have a better partitioning of different users according to Sony.
At the same time the update for the models Sony Xperia ZR and ZL is still pending in few countries. The distribution of Android 4.3 for Smartphones Xperia Z1 and Z Ultra was already launched last week. As usual this update is still pending for users of few countries.
