Late last month, AT&T rolled out the Ice Cream Sandwich update for the Galaxy S II in the United States. Beginning from today, the carrier has started rolling out the Android 4.0 update for the Galaxy Note. If the update is not available in your region, you can manually update your handset.
Following the steps below will not void your warranty. Make sure to create a backup of your data before proceeding. Whle flashing the firmware will not wipe your handset clean from any data, it is recommended that you do format your phone once the update is installed.
Step 1: Download the official LF6 Ice Cream Sandwich firmware for the AT&T Galaxy Note from here. Also, download ODIN from here. Please make sure your have all the required drivers pre-installed otherwise ODIN will not work. Installing Samsung’s KIES software will automatically install all the drivers on your PC.
Step 2: Extract the firmware file inside a new folder on your desktop. Also fire up ODIN and restart your phone in Download mode. Switch off the phone, re-insert the battery and then press the Volume Down and Power button simultaneously to boot the phone into Download mode. If you get any warning about custom OS, skip it by using the Volume up button.
Step 3: Connect your phone to the PC now, and ODIN should detect it. When ODIN detects the phone, it will display a random COM No. inside a glowing yellow rectangle. Now, click on the PDA button and select the firmware file that you downloaded in Step 1 and extracted inside a new folder on your desktop.
Step 4: Press the Start button and wait for ODIN to flash the firmware on your phone. When the firmware is flashed, your phone will automatically reboot. Keep in mind that the first boot will take some time so please be patient.
Bingo! You are done! Now enjoy TouchWIZ filled Ice Cream Sandwich on your AT&T Galaxy Note, along with some Premium Suite of apps.