Google has rolled out an Android 4.1.2 (Jelly Bean) update for the international version of the Galaxy Nexus (I9250). Nexus users can now root devices running Android 4.1.2 JZO54K firmware and install ClockWorkMod (CWM) Recovery. The method uses CWM Recovery as custom recovery and Superuser as the rooting package.
Nexus users looking to root devices on Android 4.1.2 JZO54K may follow this guide. IBTimes UK reminds its readers it will not be held responsible for damage to the device during installation. Remember this method is only compatible with the Galaxy Nexus I9250.
- Ensure all data is backed-up
- Ensure the battery has at least 80 percent charge (to check, click here)
- Ensure device is unlocked and running Android 4.1.2 JZO54K
To Root Galaxy Nexus I9250 on Android 4.1.2 JZO54K
- Download Fastboot and extract to android-sdk-windowsplatform-tools directory
- Download Superuser 3.1.3 (Superuser-3.1.3-armsigned.zip)
- Connect device, copy Superuser file to SD card and switch device off
- Download CWM 220.127.116.11 (recovery-clockwork-touch-6.0.10-maguro.img) and save to android-sdk-windowsplatform-tools directory
- Restart device in FastbootBootloader Mode (to do so, press Volume Down and Power for a few seconds until text appears on screen)
- Browse to android-sdk-windowsplatform-tools directory and open Command Prompt by pressing Shift+Right Click > Open Command Prompt
- Now type fastboot flash recovery recovery-clockwork-touch-18.104.22.168-magu and press Enter
- Select Recovery from Fastboot menu and enter Recovery Mode
- In Recovery, scroll to Flash Zip from SD card and select using Power; then press Power again and select Choose Zip from SD card
- Browse to Superuser file using Volume buttons and use Power to select and confirm installation
- After installation, go to +++++Go Back and select Reboot System Now from Recovery menu; this may take five minutes
The Galaxy Nexus running Android 4.1.2 is now rooted. This can be verified by using Root Checker.
[Source: Team Android]