Sony Xperia ZR (C550X) Android 4.2.2 Firmware (10.3.1.A.0.244) Update Rolling Out

Firmware update for Sony Xperia ZR is now available and now, the update is only available in selected regions like Norway and it is expected to hit other regions pretty soon. Sony Xperia ZR (C550X) Android firmware version 10.3.1.A.0.244 is the same build that hit Xperia Z and Xperia ZL handsets.