G7108ZMUANG1 Android 4.3 Jelly Bean Firmware for Galaxy Grand 2 Duos SM-G7108- How to Install

G7108ZMUANG1 Android 4.3 Jelly Bean Firmware Last Updated on 18-July-2014. Download and update the latest ZMUANG1 Android 4.3 Jelly Bean official firmware on Samsung Galaxy Grand 2 Duos SM-G7108 (China). Samsung started rolling out an OTA update about the firmware. The latest firmware build version number is G7108ZMUANG1. The firmware is also available for manual download. The Galaxy Grand 2