I9300UBUGNK1 Android 4.3 Jelly Bean Firmware for Galaxy S3 GT-I9300 - How to Install

I9300UBUGNK1 Android 4.3 Jelly Bean Firmware Last Updated on 17-Nov-2014. You can now update the latest UBUGNK1 Android 4.3 Jelly Bean official firmware on your Samsung Galaxy S3 GT-I9300 Smartphone. Samsung recently started rolling out an OTA update about the firmware. The latest firmware build version number is I9300UBUGNK1. The Galaxy S3 I9300 already received many official Android 4.3 Jelly