Updating Motorola Razr XT910 to Android 4.0 Ice Cream Sandwich (ICS)

By Rachit Agrawal on June 18, 2012

The wait for release of official update of Android OS v4.0 ICS for Motorola Razr XT 910 is still not over. The company is still stagnant on the issue of release of the update. But the fact is that users are very eager to receive official update for their Motorola Razr XT 910. Here is the unofficial Android 4.0ICS package which can be updated on your device.

Pre-Required Knowledge:

Ensure that you go through all the instructions before pursuing the instructions for installation of latest update firmware.

This update is only for Motorola Razr XT 910 users and not for any other device. So this installation should only be attempted on Razr 910 Smartphone.
Your device should have at least 60% of battery life so as to complete the process.
See that USB Debugging is enabled on your Motorola Razr. To activate USB Debugging: Settings> Applications> Development> USB Debugging > and choose the option ‘USB Debugging’.

Conditions: Since this is not an official update, and is designed on custom ROM so the moral responsibility of any damage caused (if any) during the procedure will be of the user and not of the developer or us.

Procedure to update Motorola Razr XT910 to Android 4.0 ICS Firmware

Step 1: Firstly download the Android v4.0 ICS Firmware package.

Step 2: Switch off Motorola Razr XT 910 so as to enter recovery mode.

Step 3: To enter recovery mode you need to press Power, Volume Up and Volume down buttons simultaneously. Now you have entered recovery mode.

Step 4: Steer and enter in to recovery.

Step 5: When you see a triangular robot press both volume up and volume down keys once.

Step 6: Now choose ‘update from SD card’ and make choice using power button. To navigate on the screen through various options use volume keys.

Step 7: Choose Blur_Version.651.167.3370.XT910.Brasil.en.BR.zip file which was downloaded in step 1.

Step 8: Till the process is over wait and you will see your phone rebooting on its own.

Step 9: After restart is over install OTA root keeper once again and restore root.

After completion of the above steps successfully, you will possess a Motorola Razr XT 910 with latest Android 4.0 ICS package.

Note: You can even demote your device to Android 2.3.6 again if you wish to.

About Rachit Agrawal

6 Comments

Amar

June 22, 2012 at 8:34 pm

I followed all the steps but while trying to install the update it said it failed to verify the file signature. Any help?

Reply
- Chankey Pathak
  
  June 22, 2012 at 9:12 pm
  
  Can you please post the complete error messages? I’m unable to get what’s the actual problem.
  
  Reply
  - Pepa
    
    June 27, 2012 at 4:05 am
    
    i have the same problem…
    after “Choose Blur_Version.651.167.3370.XT910.Brasil.en.BR.zip file which was downloaded in step 1.” start installation
    – Install /sdcard…
    Finding update package…
    Opening update package…
    Verifying update package…
    e:failed to verify whole-file signature
    e: signature verification failed
    Installation aborted.
    
    Thanks for your help.
    
    Pepa
    
    Reply
    - Chankey Pathak
      
      June 27, 2012 at 7:41 am
      
      You have to have system version 651.1.73Retail.en.EU and build no. 6.5.1.73_SPU11MI-2 install on your device! otherwise it wont work !!!!
      
      Reply
      - gatut
        
        July 14, 2012 at 2:03 am
        
        then how to make system version 651.1.73Retail.en.EU and build no. 6.5.1.73_SPU11MI-2?
        thanks
        
        Reply
azhar

July 17, 2012 at 1:42 pm

betta not to update bob….battery life is so very sad in ICS….

Reply