Wait don’t go with unofficial ICS ROM, when the official LG Nitro HD ICS Update on AT&T is available under the hood. A recent report just confirmed that an official final build of the ICS update for LG Nitro HD has been surfaced on the web. But now you will be please to read that the official update has begun rolling out, the AT&Ts’ tweet confirms.
If you’ve been waiting long and long for the latest Android 4.0 update for your device. Then you will need to download and install the latest LG driver to your PC. You can go here for more instruction on the upgrade.
And if you do consider this path, then make sure that LG Mobile Support Tool will also need to be flashed on your PC, and you need no reminder that backing up your important data is a first step to upgrade with.
— AT&T (@ATT) July 31, 2012