Galaxy Nexus – Step by Step Tutorial to Install AOKP Based ICS 4.0 Custom ROM

Sanjana March 14, 2012 0

Samsung Galaxy Nexus smartphone seems to be the next favourite option when it comes to custom ROM development after Galaxy S and Galaxy S2. Undoubtedly Galaxy Nexus is a powerful Android smartphone and a new modified ICS Version has rolled out to enhance its supremacy. This new update comes with a number of enhancements and you require a rooted Galaxy Nexus GSM version to apply this update. This firmware is not applicable for non-rooted Nexus phones.

galaxy nexus

We wont be responsible for any harm caused to your device during the updation procedure that is unlikely to happen if you follow the instructions carefully. The updation procedure is not recommended for basic users but is for advanced users and is only applicable for Galaxy Nexus smartphones that are network unlocked. Do not apply it in any other models or in any other device as it might not be reversible and may harm the device by blocking it.


Keep a backup of all the user data present in your phone since chances of data loss or corruption are there. Having a backup will help you to replace the lost data if any damage occurs. Follow the link posted below to backup and restore all your data easily.

Pre Upgrade Instructions for Rooting and Firmware Update

Must Have:

Download Android 4.0.3 FirmwareDownload Google Apps Package

Steps to Update AOKP Build ICS 4.0 in Galaxy Nexus:

Step-1: Enable USB Debugging Mode in your phone from the path “Settings > Applications > Development > USB debugging”. Make sure to tick the option of USB Debugging.

enable usb debugging

Step-2: Download Android 4.0.3 Firmware followed by Google Apps Package from the Must Have section to your computer and connect the smartphone to the computer via original USB cable obtained at purchase


Step-3: Power off your smartphone to boot it into Recovery mode by pressing Volume up + Volume down buttons and holding both press Power button simultaneously.

Step-4: When the device boots in Recovery mode, choose the options of  “install zip from SD Card” > “choose zip from SD Card” then select the ICS Android 4.0 Firmware zip file followed by Google Apps Zip file placed in your smartphone.

recovery mode

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Step-5: It will take about 5 – 10 minutes to apply this update and after its done either the device will restart or it will land in Recovery mode again.  If the device lands up in Recovery mode, choose the options of  “Wipe data/factory reset”> “Wipe Cache partition” to clear the cache. Next select “++++ Go Back ++++” > “Reboot system now” to restart the the Galaxy Nexus in the updated firmware.

In case the process is interrupted somewhere in the middle then repeat the entire procedure from the beginning to successfully update the phone. Thus you can successfully update your Galaxy Nexus smartphone with the latest ICS Android 4.0 firmware by following the steps mentioned above carefully.

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