How to Root Galaxy Nexus I9250 on Android 4.2 Jelly Bean (Guide)

Samsung Galaxy Nexus, one of the revolutionary smartphone in the Nexus family has got the Android 4.1 love & subsequently blessed with Android 4.2. A new flavor of Jelly Bean is much interesting and has got many features. And now Galaxy Nexus running the amazing update of Android 4.2 can be rooted by following some simple steps.

What is rooting? Why one should root his / her device? Well, in Android world, to gain privileged control over Android’s subsystem, rooting acts as a gate. It is often performed to overcome limitations that carriers & hardware manufacturers put on some devices. If you’re an advanced user or a linux programmer, you can play with system files to modify / tweak it. Moreover apps that require administrator level permissions can be accessed using root privileges.

Technique used here to root Android 4.2 is somewhat different from the previously used ones i.e to root previous Android versions (including Android 4.1). Read on further to learn rooting procedure of Galaxy Nexus running Android 4.2 Jelly Bean.

Disclaimer: Steps given in this article are considered as risky and may cause damage to your tab. It is highly recommended that you should not follow it unless you are aware with these things. Follow this article completely at your own risk. We wont be held liable for any damage caused to your device while attempting these steps.

The guide is compatible with Samsung Galaxy Nexus GT-i9250 (GSM). Implementing it on any other device or variant of the same may result in permanent hardware failure of the device.

Pre-requisites:

  • Charge your device up to 70% battery level so that rooting procedure won’t be interrupted.
  • Custom recovery like Clockworkmod must be installed in order to root the device. If you’ve installed the one yet, you can use this guide for the same.
  • Ensure that you’ve installed proper drivers in your Computer. You can install the drivers using Kies CD (given by the manufacturer at the time of purchase).

Procedure to Root Samsung Galaxy Nexus GT-i9250 running Android 4.2 Jelly Bean Firmware:

  • Download recovery flashable Super User app from the link given below:
  1. SuperSU | Filename: Superuser-3.1.3-arm-signed.zip (1.26 MB)
  • Copy / Transfer the SuperSU to the external memory of your Galaxy Nexus (using USB Mass storage mode).
  • Now boot into the recovery mode. To do so, switch off the device completely (until it vibrates) , press & hold Volume Up + Volume Down + Power key.
  • Release all buttons when you see the bootloader screen with the Android logo, and Start text written at top of the screen.
  • Using Volume keys, navigate to the text sayingRecovery mode and then press Power button to enter into the recovery mode.
  • Once you get into the recovery, select ‘install zip from sdcard‘ and then ‘choose zip from sdcard
  • Select the Superuser-3.1.3-arm-signed.zip (you’ve transferred earlier).

Note: After Android 4.2 Jelly Bean update, you’ve to select 0/ folder for accessing SD card content in CWM 6.0.1.0. This may work normally from later updated version of Clockworkmod Recovery.

  • Confirm installation by pressing on Yes.
  • After finishing the installation, go back & hit reboot system now.

You’ve successfully rooted your Galaxy Nexus running Android 4.2 firmware. Any app that requires root permissions should work now. Enjoy..

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