From the Sony have announced that the process has begun upgrade of the top of the list smartphones the company's Xperia Z Incredibly , Z1 and Z1 Compact into a Android 4.4 KitKat.
Sony has moved on to some optimizations of the Android version, redesigning it status bar and their menu speed settings, and adding design elements that point to the PlayStation 4.
The latest version of the popular mobile operating system has begun to be distributed today to the owners of the three devices and gradually will reach all users, of course, in our country as well.
In about two months, Android 4.4 will be available for Android Xperia Z, ZL, ZR and Tablet Z, followed by Xperia T2 Ultra, E1 and M2.
More you can see here.