How to Root Galaxy Nexus Android 4.2.2 Build JDQ39 & Install CWM
Installed Android 4.2.2 JDQ39 OTA update on your Galaxy Nexus? Then you’d have lost your root. Now you can root Galaxy Nexus 4.2.2 easily and install CWM on I9250 device of yours. Here’s the step by step guide with download links:
Preliminary Steps – Getting Ready:
Step 1: Install Android 4.2.2 on Galaxy Nexus GSM I9250 if you have not done it already.
Step 3: Download fastboot-win32.zip, extract the zip file it in platform-tools directory inside the android-sdk-windows. This step is explained below:
android-sdk-windows is the directory where you have Android SDK installed / extracted. If you cannot find platform-tools directory in it, create it.
Step 5: Backing up your device data is always recommended.
Now to the real thing …
How to Root Galaxy Nexus 4.2.2 JDQ39
Step 1: Download SuperSU for Galaxy Nexus: UPDATE-SuperSU-v1.04.zip and copy it to SD card of your device.
Step 2: Download CWM Recovery: recovery-clockwork-touch-22.214.171.124-maguro.img and copy it to android-sdk-windows\platform-tools directory on your PC.
Step 3: Boot your phone in fastboot mode. To do this:
- Switch your phone off
- Press & hold Volume down + Power buttons till the screen appears
Step 4: Now navigate to android-sdk-windows\platform-tools directory and launch Command Prompt there. You can also launch Command Prompt from Run in Windows and then execute following commands:
Step 5: After launching Command Prompt in platform tools directory, execute following command:
fastboot flash recovery recovery-clockwork-touch-126.96.36.199-maguro.img
Wait for the process to complete.
Step 6: Now choose “Recovery” option from your device screen to enter recovery mode.
You are now in CWM Recovery on Galaxy Nexus 4.2.2. Now move on to install SuperSU:
Step 7: In recovery mode, do the following:
- Select option “install zip from sdcard”
- Then select “choose zip from sdcard”
- Select the UPDATE-SuperSU-v1.04.zip file.
Step 8: Once process is complete, navigate back to main CWM recovery screen and select “Reboot system now” option.
Your device will now reboot and when it boots up you will have CWM Recovery with SuperSU installed. Enjoy!