Monday, January 28, 2013

Root Galaxy S3 I9300T to DUELL2 Android 4.1.2 Jelly Bean Firmware

Root Galaxy S3 I9300T to DUELL2 Android 4.1.2 Jelly Bean Firmware ... Now user can Root Galaxy S3 I9300T to DUELL2 Android 4.1.2 Jelly Bean Firmware .

Here is the complete tutorial how you can it. Before going to forward, do not forget to backup all your personal data and apps.

Installed all your USB DRIVERS FOR Galaxy S3 I9300T through PC. Some things you should keep in mind.

1. Enable the Debugging Mode. By enable the debugging mode you can connect own android phone or tablet with PC.

2. You should check your battery. Your batter should be 80% to 85% charges. If your phone or tablet will be off during flashing ROMs or installing mods and updates due to low battery. Then your Phone or tablet will be dead permanently.

3. As, i told you. You should back up all your date. You will need it for new ROM.

4. Your tablet should be Unlocked. 

Now we move forward and important part.

Here is the complete detail in different steps.

Read the all steps carefully.

Part *
Download  CF-Auto-Root to root I9300TDUELL2 firmware and Odin 3.07

Part 1   
Extract and you will get a file with .tar extension under extracted folder.
Part 2
Extract Odin zip file and you will get Odin3 v3.07.exe along with few other files.
Part 3
Power off your smartphone. Wait 5-6 seconds for vibration to confirm complete switch off.
Part 4
Now, put the Galaxy S3 I9300T smartphone in Download Mode by pressing pressing and holding down the Volume Down and Home buttons while pressing the Power button. A Warning! screen will come up; press Volume Down key to continue to enter Download Mode.
 Part 5
Now run Odin3 v3.07.exe (see Step 2) as an Administrator because Admin privileges is required to complete the process smoothly.
Part 6
Now connect your Galaxy S3 I9300T with your PC using USB cable. A message will arrive under Odin’s message box in the bottom left saying “Added!!”. If you don’t get the same then you should try another USB port (try USB port located in back in your desktop PC). If that too don’t work then you should then reinstall the driver. If you successfully see the “Added!!” message in Odin then you are ready to go in next step. You should also see COM port with a number in Yellow if you successfully added your device.
Part 7
Select these files in Odin at respective tabs:
        Click the PDA Tab, and select the CF-Auto-Root-m0-m0du-gti9300t.tar.md5 file.
Part 8
In Odin window, make sure Auto Reboot and F. Reset Time checkboxes are selected.
Part 9
Double check everything that we mentioned. Now, once satisfied hit the START button to begin the flashing process.
Part 10
Once flashing completed, the phone will restart automatically and soon you will see a PASS message with green background in the left-most box at the very top of the Odin. You can then unplug the USB cable to disconnect your device from computer.

Now Galaxy S3 I9300T rooted to DUELL2 Android 4.1.2 Jelly Bean Firmware .


  1. is this root for the galaxy s3 already running android 4.1.2 duell 2 firmware ?
    i need to root my galaxy s3 which is running android 4.1.2 duell 2 firmware.
    is it for me ?
    sorry for such a stupid question but i am new to rooting. i ain't got any ida

  2. and also the cf root file that i downloaded . when i extract it , it gives me a file which is CF-Auto-Root-m0-m0du-gti9300t.tar.md5
    why it is not only just .tar ?
    why there is md5 in the end ?