Root T-Mobile Galaxy S4 on KitKat Android 4.4.2 M919UVUFNB4 using CF-Autoroot

Last but not least, the T-Mobile variant of the Galaxy S4 (SGH-M919) getting an update to Android 4.4.2 KitKat with new M919UVUF NB4 software version. The size of the update package is 387.59MB, which can be sure this is a major update, along with upgraded OS, it also provides you with the improved User Interface, better system stability and various minor enhancements, such as album art now visible on the lock screen, adding camera shortcut on the lock screen and also launcher settings menu.


The upgrade message also points out to you that after the update you won’t be able to return to previous software due to security policy, and as usual you will lose root your phone after successfully upgraded to the latest firmware. If you are the type of user who highly dependent on superuser privileges, then you don’t have to be worried, since the root still achievable on the T-Mobile Galaxy S4 runs M919UVUFNB4 baseband by taking advantage of the famous CF-Autoroot tool by Chainfire.


  • Galaxy S 4 USB drivers or get it by installing KIES 3.
  • The most recent release of Odin, use it only when you get consistent fail included Odin executable file found inside CF-Autoroot.
  • Grab the CF-Autoroot package from Chainfire’s official site, just find the specific file for SGH-M919.
tmobile galaxy s4 kitkat ota root

Image: Samsung

Restore root on T-Mobile Galaxy S4 runs KitKat Android 4.4.2 (M919UVUF NB4) firmware

  1. Extract the downloaded CF Autoroot file, typically you will notice three files there (CF-Auto-Root-jfltetmo-jfltetmo-sghm919.tar.md5, Odin3-v1.85.exe plus Odin3.ini).
  2. Double-click the Odin3-v1.85.exe within the directory.
  3. Once Odin launched, ensure that you only choose “Auto Reboot” on Option section.
  4. Now put your device into download mode, switch off the unit then switch it on by pressing these three buttons together (Vol down+Home+ Power button).
  5. Hook up your phone to your PC with the USB cable, when the driver has been set up appropriately the device will likely be identified right away. It is strongly recommended to make use of the OEM USB cable.
  6. Click the PDA button then find the *.tar.md5 file in step 1.
  7. Now click the “Start” button to begin the flashing process.
  8. cf autoroot tmobile galaxy s4 android 4.4

    Odin PASS

  9. Your Galaxy S4 will restart once the flashing process is successful and displaying PASS message, once start up your SGH-M919 / T-Mobile Galaxy S4 with KitKat (Android 4.4.2) should rooted with SuperSU as superuser management app. Run it, then complete the su installation process, and you’re done.



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