Starting of month August brought a new stable bug fixing major 10.3.1.A.0.244 firmware update to Xperia Z both C6602 HSPA+ and C6603 LTE version and it has been a month since there is no news regarding any other firmware update for Xperia Z.
No firmware is certified on PTCRB also, may be Sony is busy with the Xperia Honami aka Xperia Z1 launch.
Xperia Z Android 4.2.2 10.3.1.A.2.67 firmware update may come – in Testing Now
[ UPDATE – 21 Sept ]
[ UPDATE – 17 Sept ]
[ UPDATE – 20 SEPT ]
Sources at XDA claims that one of the member have this 10.3.1.A.2.67 firmware on his Xperia Z C6603 and it is a “TESTING” version now which keeps Xperia Z still on Android 4.2.2 and have the same UI like existing android 4.2.2 10.3.1.A.0.244 firmware. It will soon arrive on hopefully Xperia Z, ZL, ZR and Tablet Z.
Take this info as rumor as per now.
No info is available regarding the 10.3.1.A.2.67 firmware arrival time and whether it will come or not and we may or may not see some higher build being certified on PTCRB instead of it.
Stay tuned to us more info on Xperia Z 10.3.1.A.2.67 firmware will be revealed next week as per the tipster told to us…