Recently certified 10.5.1.A.0.283 firmware for Xperia Z, ZL, ZR and Tablet Z has been confirmed as Android 4.4.4 update as 10.5.1.A.0.283 firmware screenshot has been leaked running on Xperia Z C6603. Sony has already updated Xperia Z1 and Xperia Z Ultra on android 4.4.4 version.

Same 10.5.1.A.0.283 firmware will come on Xperia Z, ZL, ZR and Tablet Z hopefully very soon, present firmware on these handsets has a severe battery draining issue.

10.5.1.A.0.283 firmware screenshot

Below you can see the leaked 10.5.1.A.0.283 firmware screenshot.

We will keep you updated as more info comes on the 10.5.1.A.0.283 firmware update rolling.

What are the bugs you are facing Xperia Z owners on present firmware, let us know. Drop your comments below.

Source – Sony Forums. Thanks Ben for the Tip!