Sony Xperia V (LT25i) official Android 4.1.2 Jelly Bean update has just rolled out earlier today. The software build version is “9.1.A.1.140” and currently appears in Czech republic and Indonesia. there are no official changelog Sony offers for now, but for those who expects some bug fixes, battery life improvements and some stuff like stamina mode, better check it out by yourself.
So anyone owned the Sony Xperia V just keep eye of this update using Sony’s PC Companion to update your Xperia V to 9.1.A.1.140 Android 4.1.2 firmware. Those who might want to take advantage using FTF file and knows how to manually install using flashtool, just head over at XDA-developers source page below.