Galaxy Nexus i515 – Manually Update Official IMM76K ICS 4.0.4 Firmware

Sanjana May 5, 2012 0

Galaxy Nexus i515 smartphone receives an all new update from the house of Verizon Wireless. This new update called as IMM76K fixes all the issues related to network. Users running on any of custom ROM firmwares can easily apply this update and those that are on any Stock or Official firmware can expect this update via OTA from Verizon Wireless in a short time.

galaxy nexus

It is to be noted that this is the official firmware version released by Verizon Wireless and we have a detailed list of the change logs that come with this update long with the advantages and disadvantages involved with it.

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 update procedure is only applicable to Samsung Galaxy Nexus i515 smartphones so do not try it in any other devices as it may not be reversible and harm the device by blocking it.

Let’s get down to check out the change logs.

Change Log of ICS 4.0.4 IMM76K or Galaxy Nexus:


  • Time Lag in application shift has been reduced
  • Battery more optimized than before
  • Camera bug related to shutter lag is fixed
  • Camera from lock screen now loads faster
  • 3D apps now deliver faster than before
  • Animation issues with some apps has been addressed
  • User Interface is more fluidic


  • Ringtones are the same as the earlier version
  • Kernel has been updated but the version is still old
  • Some applications like launcher and Games are still slow


You need to have a rooted Android smartphone along with the custom recovery image installed to proceed thorugh the instructions. Keep a backup of all the user data present in your smartphone since chances of data loss or corruption are there. Having a backup will enable 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 IMM76K Update Package

Steps to Update Official ICS Android 4.0.4 IMM76K Firmware in Galaxy Nexus I515:

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

enable usb debugging

Step-2: Download IMM76K Update Package from the Must Have section to your computer and connect your smartphone to the computer via original USB Cable. Place the downloaded firmware package in your smartphone and make sure not to place the file deep into the device else it wont get detected if you are flashing via Clock work mod Recovery.

Even if you are flashing

from via Fast boot method you have to place this downloaded zip file in the /tools or /platform-tools folder.

Step-3: After copying is over, remove the connected USB Cable and power off the smartphone to enter into the Boot loader mode by pressing the Volume Up + Volume Down button and holding both press the Power Button simultaneously. Re-try to enter into Boot loader mode in case the device boots into normal mode.

Step-4: In Boot loader mode, select the option of “Recovery” to enter into Recovery mode. In Recovery mode, choose the options of “Install zip from SD Card” > Choose zip from SD Card”  and select the “IMM76K Zip Package” file placed in your smartphone. Confirm your selection by pressing the Power button.

recovery mode

Step-5: It will take about 4 – 8 minutes to apply this update and after the update is successfully applied, the smartphone will bounce back to the Recovery screen. In Recovery Mode, select the options of “++++ Go Back ++++” > “Reboot system now” to reboot the phone. It will take more than the normal time to reboot your device. But if your smartphone refuses to display the home screen even after 3 – 4 minutes of restarting, you have to reinsert the battery.

In case the firmware updation process gets interrupted some where in the middle then you have to restart the process from the beginning by re inserting the battery. Thus you can update Samsung Galaxy Nexus i515 smartphone with ICS 4.0.4 IMM76K firmware by following the  simple steps mentioned above carefully.

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