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How to: Root Galaxy Grand Duos on Android 4.2.2 xxubna4 JellyBean

Last updated: December 4, 2018.

Root Galaxy Grand Duos on Android 4.2.2 xxubna4 JellyBean

Updating to Android 4.2.2 Jelly Bean will automatically cause your device to have no more root access, so you will need to manually root it if you want to have it again. For those who are not so familiar with rooting, rooted devices gives its users the capability to delete or uninstall even the Stock apps. This allows you to have more space on your device for the custom mods.

 

Before rooting your device,keep in mind this important note:

The methods needed to flash custom recoveries, roms and to root your phone can result in bricking your device. Rooting your device will also void the warranty and it will no longer be eligible for free device services from manufacturers or warranty providers. Be responsible and keep these in mind before you decide to proceed on your own responsibility. In case a mishap occurs, we or the device manufacturers should never be held responsible.

 

Now that you’ve been warned of the important details, here are some things to ensure before doing the procedure for rooting your Galaxy Grand Duo:

  • Your contacts, messages, and call logs are all backed up. This is very necessary because data loss is always a possibility.
  • Also back up the Mobiles EFS Data. This will keep you from losing any connectivit such as your Bluetooth, Wifi, Mobile Data, and even sending messages or making calls.
  • Be certain that you battery still has a remaining 60 to 80 percent battery charge
  • Make sure that your device is a Galaxy Grand Duo, because this step-by-step instruction is particular for that device that is running on the Android 4.2.2 Jelly Bean Official Firmware. If you are not certain, you can verify your device model by going to your Settings and clicking on About.
  • This How To article cannot be done for the carrier bound Galaxy Grand

 

Installing Recovery

  1. Download Super SU here and Recovery for Galaxy Grand Duo on your computer
  2. Extract the zip file
  3. Download Odin
  4. Copy the downloaded SuperSU on the root of your SD card
  5. Shut down your device
  6. Turn it on while simultaneously pressing the home, power, and volume up buttons. Continue doing this until the text on screen appears.
  7. Open Odin which was downloaded earlier, and connect your device to your computer. The Odin port will then turn to yellow with COM port number

 

A2

 

  1. Select ‘PDA’ and look for the file with the biggest size, or the file called ‘Recovery_20120412.Tar’
  2. Click ‘Auto Reboot’ in Odin
  3. Click the Start button and wait for the installation to finish. Your Galaxy Grand Duo will restart as soon as it is completed.
  4. Unplug the cable connecting your device to your computer as soon as the home screen appears and you receive the ‘Pass’ message on Odin.

 

Installing Super Su

  1. Shut down your Galaxy Grand Duo
  2. Open the Recovery Mode by simultaneously pressing the power and volume up and down buttons until a text appears on your device’s screen.
  3. An ‘Install zip from SD card’ window will open. Press options and click ‘choose zip from SD card’

 

A3

A4

 

  1. Choose the file named ‘Super SU.zip’ and allow the installation
  2. Click Go Back as soon as the installation has been completed
  3. Reboot your system by selecting ‘Reboot System Now’

 

A5

 

Somewhere during the installation process, it is possible for you to become stuck in bootloop, although the possibility of this happening is almost non existent. In this case, follow this process to get back on track:

  1. Click Recovery
  2. Shut down your device and turn it on again while simultaneously pressing the home, power, and volume up buttons uhntil the text on screen appears.
  3. Go to Advance
  4. Choose ‘Wipe Devlik Cache’

 

A6

 

  1. Click Back and choose ‘Wipe Cache Partition’

 

A7

 

  1. Press Reboot System Now

 

At this point, you have successfully rooted your Samsung Galaxy Grand Duo on Android 4.2.2 Jelly Bean. You may verify if your Galaxy Grand Duo had been successfully rooted by checking the Super SU app in your list of applications, or by downloading any root checker app.

 

If you encounter any problems in your installation or if you have further questions about the installation process, do not hesitate to ask  through the comments section below.

 

SC

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