Update AT&T Samsung Galaxy Note 2 i317 to Official Jellybean 4.1.2 Firmware

The AT&T Samsung Galaxy Note 2 i317 users are now able to update their device to the 4.1.2 jellybean firmware and because this is not an official upgrade, only users have rooted their phone will be able to update their device. Rooting your phone will allow you to enhance your customizability options, as well as giving you a lot more command over your device. You can use custom ROMS such as ClockworkMOD (CWM) and also allows you to upgrade your device!

However be warned that any damage that may occur to your smartphone is entirely your responsibility and we hold no responsibility in you following this tutorials as a means to upgrading your phone.

For those who know the risks involved yet still want to continue in upgrading your AT&T Samsung Galaxy Note 2 i317, you will need to make sure that you fulfill the following necessities.


First of all you must make sure your tablet is charged to at least 70%, if for any reason your device turns off while the rooting process is taking place, the chances of your device getting bricked are high! You must also make sure that all of your data has properly been backed up, such as your text messages for which you can use the SMS and backup app, your contacts be synched with your Gmail account and finally you can save all of your entertainment media to an external device such as a USB or HDD!

Now that you have made sure that all your data has properly been backed up, you must also make sure that all security apps or anti virus softwares have been disabled. Then continue on to make sure that USB Debugging is activated. You can do that by going to settings > applications > development and then you will find the USB Debugging option.

Double check all of the steps you have taken thus far so that you can begin the upgrading process without worries!

Upgrading your AT&T Samsung Galaxy Note 2 i317

Follow all the steps provided below with the utmost diligence to make sure that the upgrading process goes smoothly!

Step 1: Firstly you will need to download the Jelly Bean 4.1.2 Firmware Package and the transfer it to your SD card root directory.

Step 2: You must put your device into recovery mode which you can do by first turning off your device, then while turning your device back on hold down the Volume up, Volume down, and power keys altogether!

Step 3: Once you have entered the recovery mode you will need to wipe your tablet clean by selecting the “factory reset” option, you will also need to wipe the Dalvik Cache if you are working on a custom ROM!

Step 4: After the flashing process is complete you will need to go back to main recovery menu and select the “install from SD card” option by using the power button. Then select the “choose zip from SD card” option and select the Jelly Bean 4.1.2 firmware zip you previously transferred to your SD card!

Step 5: The installation should now have commenced and will take around 4-5 minutes to complete, after which select the ++++Go back option and then select the “reboot your device” option as well!

Once your tablet has successfully restarted your phone should now properly be upgraded on the Official Jellybearn 4.1.2 firmware!

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