Root DUELL2 Android 4.1.2 Firmware On Galaxy S 3 I9300T

Root Galaxy S 3 I9300T on DUELL2 Android 4.1.2 firmware. You can go through the post to install DUELL2 Android 4.1.2 on Galaxy S 3 I9300T. Once device is rooted you get the freedom to install apps which require root access and other Custom ROMs.

Rooting voids warranty of device and can be regained only after you install official firmware update.

DUELL2 Android 4.1.2 firmware on Galaxy S 3 I9300T should be installed.

The guide mentioned below is only for Galaxy S 3 I9300T and is not compatible with any other device. To know the model number of your device go to Settings >> About Phone.

We cannot be held liable of any damage done to your device while following the below mentioned procedure.

Galaxy S3

Root DUELL2 Android 4.1.2 firmware on Galaxy S 3 I9300T

Take a complete backup of data,apps and settings as the procedure may wipe your data.

Make sure that the battery of device has a minimum charge of 60%.

Enable “USB debugging” on your device by going to Settings >> Developer options >> Enable USB debugging.

Download Kies Software to install drivers.

Download Root Package for Galaxy S 3 I9300T ( and Odin (

Extract the Firmware file which you have downloaded in above step. You will get “.tar” file along with other files.

Extract Odin to get “Odin3 v3.07.exe” file.

Switch off device.

Boot device into download mode. Press and hold Volume Down, Home, Power till device turns on and then press Volume Up to enter download mode.

Connect device to computer using USB cable. Odin will detect your device and ID:COM will turn yellow and a message appears saying “Added”. Re-install drivers if Odin fails to detect device.

Click on “PDA button” in Odin and navigate to select “.tar″ file which you have downloaded.

In Odin make sure that “Auto Reboot” and “F.Reset Time” are selected and “Re-Partition” check box is unchecked.

Click on Start button in Odin to start flashing Android 4.1.2 Jelly Bean firmware. When flashing is complete you will get a PASS message.

Disconnect device from your computer and let it boot automatically.

You have rooted DUELL2 Android 4.1.2 firmware on Galaxy S 3 I9300T. You can check if your device is rooted by installing “Root Checker” from Google Play.

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