Install G355MUBU0AOF3 Android 4.4.2 KK Firmware on Galaxy Core 2 Duos SM-G355M [Complete Tutorial]

G355MUBU0AOF3 Android 4.4.2 KitKat official firmware for Samsung Galaxy Core 2 Duos SM-G355M is out and the users can now manually download the firmware zip file from here at NasirTech. Samsung time to time releasing software update for all their Android Smartphone and tablet devices and it is always recommended to update the latest available firmware for your device as with every new
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