For those of you who want to install the latest Android 4.0.4 OTA IMM76I update from Google, the latest stock ROM, here’s how to do it. Also, this is an unroot method back to stock. It will erase all your personal settings and apps so, be sure to make a backup of your ROM, backup your apps using Titanium backup app, and also make sure to backup SMS text messages (if needed) using SMS Text Backup app.
*Note – This is ONLY for Galaxy Nexus GSM, not for Verizon/Sprint versions.
Step 1. Take the battery out and put it back in. Then hold down Volume Up, Vo