Samsung has just released an Android 4.1.2 (Jelly Bean) update, with base firmware XXDLK7, for the Galaxy Note 2 (GT-N7100). This would suggest an Android 4.2 (Jelly Bean) update is likely to be available soon.
However, for now, those users have updated to Android 4.1.2 XXDLK7 may follow this guide to root the device. The guide uses the CF-Auto-Root package and IBTimes UK reminds its readers it will not be held responsible for any damage to the device during this process. EnsIn order to root the Galaxy Note 2 (N7100) the device should run on official Android 4.1.2 XXDLK7 Jelly Bean firmware, do not try this method on any other variants.
- Ensure download of appropriate USB drivers and enable USB debugging mode
- Ensure back-up of all data
- Ensure device is factory unlocked
- Ensure battery has at least 80 percent charge
- Remember this guide only roots the device. To flash custom ROMs, users need to install custom recovery files such as ClockWorkMod (CWM) Recovery.
To Root Galaxy Note 2 (N7100) on Android 4.1.2 XXDLK7 (Jelly Bean)
- Download CF-Auto-Root file for Galaxy Note 2 (N7100) and extract zip file
- Download Odin 3.07
- Switch Note 2 off and re-start in Download mode (to do so, press Volume Down, Home and Power till a warning screen appears and then press Volume Up to enter Download mode)
- Run Odin
- Connect device to computer using USB cable (a message - Added - will appear in Odin and a COM port number will appear in a yellow box, if the connection is successful)
- Note: If connection is unsuccessful (no message appears) try connecting device to a rear USB port and then try reinstalling drivers
- In Odin, click PDA and select CF-Auto-Root-to3gxx-gtn7100.tar.md5
- Click Start, in Odin, to begin installation
- After installation the device will reboot (a successful installation will be indicated by a message - Pass - in a green box, inside Odin. Unplug device after message appears)
The Samsung Galaxy Note 2 (N7100) running Android 4.1.2 XXDLK7 (Jelly Bean) has been rooted successfully. To ensure the installation was successful, verify with the Root Checked app from the Google Play Store.
[Source: Android Jinn]