How to Unroot Galaxy Nexus Jelly Bean / Ice Cream Sandwich! [GSM] [Windows]

Need to send back your phone to Samsung or your carrier, but you want to send it back without them knowing that you rooted your phone so that you don't void your warranty? This tutorial will help show you how to completely unroot your Samsung Galaxy Nexus .This whole process is very safe to do and will guarantee that Samsung or your carrier will not find out that you rooted your phone as long as you follow the step by step directions.  

Click Here on how to Unroot Galaxy Nexus i9250 GSM on Mac 

Note: Must have correct driver installed. If you don't click here for step by step guide. 

1. Plug your Nexus phone via microUSB 

2. Enter into download mode ( Power off device > Hold down the volume up

and power button until you see download mode)

3. Download and extract the zip file here:

--> Download Unroot GNex GSM.zip

-->
4. Open up "odin3 v1.85"

5. You will see a yellow bar on the left side of the program (If you don't see
the yellow bar that means you dont have correct drivers installed, look on
top of this article to get correct drivers)

6. Click "PDA" and find and select the file "Unroot GNex GSM.tar"

7. Click Start and wait until your phone finishes the process and rebooting

Your done! You are on a new fresh stock. 
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