Update Samsung Galaxy S4 LTE to XXUFNA5 Android 4.4.2 – Leaked

Prerequisites to update Galaxy S4 LTE to XXUFNA5 Android 4.4.2:

  • Download and install USB drivers for SGS4 in your computer.
  • Make sure to take backup of any important files on your smartphone.
  • Enable USB debugging option by pressing Menu > Settings > Applications. Navigate and tap on Developer Options to ensure that USB Debugging is enabled.
  • Ensure that your Samsung Galaxy S4 LTE carries more than 70% of charge.

How to update Galaxy S4 LTE to XXUFNA5 Android 4.4.2 leaked firmware:

Required files: download the I9505XXUFNA5 Android 4.4.2 leaked firmware file from here. Also, download the Odin3 v3.09 for installation from here.

  • Install Odin on your computer.
  • Switch your Samsung Galaxy S4 I9505 off and boot it in Download mode: press and hold Volume Down, Power and Home buttons together. When connected successfully, you will get a message in Odin saying Added!!(In case you don’t get it, try another USB port. If that doesn't help either, then re-install USB drivers).
  • On your Odin;
    • Click on AP and select the Android 4.4.2 XXUFNA5 test firmware file named AP_I9505XXUFNA5_373648_REV06_user_low_ship_MULTI_CERT.tar.md5;
    • Now click on BL and load BL_I9505XXUFNA5_373648_REV06_user_low_ship_MULTI_CERT.tar.md5;
    • Next, click on CP and load CP_I9505XXUFNA5_373648_REV06_user_low_ship_MULTI_CERT.tar.md5;
    • Finally, click on CSC and select CSC_OXA_I9505OXAFNA5_373648_REV06_user_low_ship_MULTI_CERT.tar.md5.
  • Disable Re-Partition on Odin and hit the START button to initiate the flashing process.
  • When I9505XXUFNA5 Android 4.4.2 update installation is successfully completed, you will get a PASS message.
  • Samsung Galaxy S4 LTE will restart automatically and you can then disconnect your device from computer.

Note: In case your device gets stuck at boot screen after installation of leaked firmware, perform data wiping tasks: turn off S4 and reboot it into recovery mode. In recovery, select the wipe data/factory reset. Go back and reboot your smartphone.

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