Samsung recently rolled out the latest Android 4.4.2 bug-fix update with build number N900XXUDNB2, for the international (3G) variant of Galaxy Note 3 (SM-N900) in several countries, starting with Russia.

Root Galaxy Note 3 (3G) on N900XXUDNB2 Android 4.4.2 Stock Firmware [GUIDE]

Those who have already updated their Galaxy Note 3 (3G) to the newest KitKat stock firmware can follow our step-by-step guide to root the same via CF-Auto-Root with Odin flash tool.

NOTE: Rooting is essential to install third-party root apps, custom ROMs and latest system tweaks for optimised performance of your handset. Though rooting any device will void its hardware warranty, it is possible to restore the warranty status by reinstalling the latest official firmware.

IBTimes UK reminds its readers that it will not be held responsible for any device damage during or after root installation. Users are advised to proceed at their own risk.

Downloads Required

Steps to Root Galaxy Note 3 (3G) Running on Android 4.4.2 N900XXUDNB2 Stock Firmware

Step 1: Extract CF-Auto-Root and Odin 3.09 files using WinRAR, 7-Zip or WinZip.
Step 2: Power off the Galaxy Note 3 (3G) and boot it into Download Mode by pressing and holding Volume Down, Home and Power buttons together until a construction Android robot icon with a warning triangle appears on screen. Then keep tapping Volume Up button to enter Download Mode.
Step 3: Launch Odin on the computer as Administrator.
Step 4: Connect the Galaxy Note 3 (3G) to computer with USB cable in Download Mode. Wait until Odin recognises the device and the ID: COM box will turn yellow with the COM port number. Furthermore, when the device is connected successfully, a message saying "Added!" appears on screen.

Step 5: In Odin, tap AP button and select the CF-Auto-Root-t03g-t03gxx-gtN900.tar.md5 file.
Step 6: Ensure Auto Reboot and F. Reset Time options are selected in Odin. But, the Re-Partition option must be unchecked.
Step 7: Verify the step 5 and step 6, before clicking Start button in Odin. When you hit Start, the root installation process will begin.
Step 8: After the root installation process completes, your phone will reboot and soon a PASS message with green background appears in the left-most box at the very top of Odin. It is now safe to disconnect the USB cable and remove the phone from computer.

Troubleshooting

  • If the device fails to reboot into recovery mode or root the device, then repeat the entire tutorial once again.
  • If the issue still persists, perform the tutorial once again; but disable or uncheck "Auto Reboot" option in Odin.
  • Remove the battery to completely shut-down the device.
  • Now boot the phone once again into Recovery mode manually (press and hold Volume Up, Home and Power buttons). This will restart the root installation process on your phone.

Samsung Galaxy Note 3 (3G) is now rooted on official Android 4.4.2 N900XXUDNB2 official firmware. It is now possible to install any app that requires root permission.

Alternately, download and install Root Checker app from Google Play Store to confirm the root status of the device.

[Source: XDA]