G7102XWUBNK1 Android 4.4.2 KitKat Firmware for Galaxy Grand 2 Duos SM-G7102 - How to Install

G7102XWUBNK1 Android 4.4.2 KitKat Firmware Last Updated on 11-Nov-2014. Users of Samsung Galaxy Grand 2 Duos SM-G7102 can now update their Smartphone with the latest XWUBNK1 Android 4.4.2 KitKat official firmware. Samsung started rolling out an OTA update about the firmware. The latest firmware build version number is G7102XWUBNK1 and is released for several countries. The Galaxy Grand 2 Duos