Jellybean 4.1 Firmware Update For Galaxy Nexus S 4G

July 7, 2012

Galaxy Nexus S 4G users will be the first one to experience Android 4.1Jellybean on there device. This Firmware Update is a leaked one and is not released by Google or Samsung. Google will also be soon rolling the official update but for those who cannot wait can update there mobile to newer android version through the firmware update. In the following tutorial we will be discussing how to update Galaxy Nexus S with some essential pre-requisites. Also, we will be looking at what will and will not work once you have applied this Firmware update.

Nexus S Jelly Bean

 

This update will work only on rooted device and have Cyanogen mod firmware installed on there phone. To apply this update, rooting access will be required and after rooting the device its warranty will get void. To get its warranty back you’ll have to apply official update.

Note: We are not responsible for any damage done to the phone and if you follow the guide and the points mentioned given below there will be no problems.

What works

  • Wifi
  • Integrated Root
  • It boots
  • Touchscreen
  • Bluetooth
  • GPU
  • Camera
  • Soft keys
  • NFC
  • Project Butter
  • SDcard
  • ADB
  • USB Debugging
What Doesn’t Work:

  • Audio
  • 3G/Any Connection
  • Ambient Light Sensor

Essential Pre-requisites:

  • Enable the USB debugging mode by going to  “Settings > Applications > Development > USB debugging”. From there tick the check box.
  • Minimum battery charge left in the phone should be at least 60% to ensure that the phone doesn’t gets shut down in better the installation process.
  • Root Galaxy Nexus S 4G and also install Clock Work Mod recovery from the link given.
  • Backup data because after updating the mobile, the data may get corrupted or damaged. Follow the steps to backup data:
    • Backup SMS by using “SMS Backup & Restore app”.
    • Transfer contacts by syncing them with Gmail application
    • Store Call Logs
    • Copy Songs, Videos, Files from internal  External SD Card

Steps to Update Galaxy Nexus S 4G with Jellybean 4.1 Firmware Update

  • Download Jellybean 4.1 firmware Package from here to your computer. After downloading connect the phone with the help of USB cable to the computer and place the file you have downloaded in the device.
  • Now disconnect the phone so that you can enter the recovery mode which you can do the same by pressing  the Volume down button and at the same time you need to press the power button to enter the recovery mode.
  • Select  Wipe data/factory reset and Wipe Cache partition and after that restart phone by selecting the option reboot system now, you can do that with the help of  Volume rocker keys. Also, clear “Wipe Dalvik Cache” by going to the Advance options. Now select select “++++ Go Back ++++” and go to the home page of recovery mode.
  • The main stuff comes now, select t “install zip from sd card” > “choose zip from sd card” > Jellybean 4.1 Firmware Package which you placed in the device  in step 1.

Note: if the device gets in the boot loop mode, then you will have to again follow all the above instructions mentioned from the start. You need to turn off the device by long pressing the power button till the phone vibrates.

Congrats you have successfully updated your mobile to newer android version that is Jellybean.

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