G850KKTU2BNJ5 Android 4.4.4 KitKat Firmware for Galaxy Alpha SM-G850K - How to Install

G850KKTU2BNJ5 Android 4.4.4 KitKat Firmware Last Updated on 14-Nov-2014. Users of Samsung Galaxy Alpha SM-G850K can now update their Smartphone with the latest KTU2BNJ5 Android 4.4.4 KitKat official firmware. Samsung recently started rolling out an OTA update about the firmware. The latest firmware build version number is G850KKTU2BNJ5. The Galaxy Alpha is the latest high end android Smartphone by Samsung, recently released with Android 4.4 KitKat out of the box and already received official Android 4.4.4 KitKat firmware update. This is another update for SM-G850K. If you own the Smartphone and not yet updated this latest firmware, then update the same using our simple tutorial below. The below step by step guide will help you to download and install the G850KKTU2BNJ5 Android 4.4.4 KitKat Firmware manually through Odin.

Samsung Galaxy Alpha SM-G850K

If your Galaxy Alpha G850K running on Android 4.4.2 KitKat then update this latest Android 4.4.4 KitKat firmware to enjoy some new features, performance enhancement and bug fixes.

So, want to update your Galaxy Alpha G850K to the latest G850KKTU2BNJ5 Android 4.4.4 KitKat firmware? To install in official way, either you can go for  OTA (over the air) from Settings-About Phone-Software Update or download firmware through the Samsung Kies utility. However, most of us prefer manual way to update official firmware. So, in this article you’ll find step by step manual guide to update the latest Android 4.4.4 KTU2BNJ5 firmware on your Galaxy Alpha G850K through Odin.

Important Note:

"The firmware is released only for the Samsung Galaxy Alpha SM-G850K model, so don’t try this in any other android device. Check your device model number from Settings-About Phone. Also the tutorial is based on Windows PC. Follow all the pre-requisites, procedures and steps carefully to avoid breaking your phone".

Download G850KKTU2BNJ5 Android 4.4.4 KitKat Official Firmware

Samsung rolled out the firmware for the following countries. The firmware which are unbranded or not locked to any carrier, no matter of which country or region, can be flashed on any Galaxy Alpha SM-G850K model.

Korea (KT Corporation): G850KKTU2BNJ5_G850KKTC2BNJ4_KTC.zip

[Firmware for rest of the countries and carrier will be added here when available]

Previous Firmware Builds:


  • Check battery percentage, your device should have at least 60% battery power
  • Turn on USB Debugging mode, go to Settings-Developer Options-USB Debugging
  • Backup important data and settings to external storage- follow this guide
  • Install USB driver for your device on your computer- Download Samsung USB Driver

Points to be noted:

  • If you are using any Custom ROM such as- CyanogenMod, Paranoid Android, AOKP, SLIM ROMs etc, then it’ll replaced by this official Stock ROM
  • Custom Recovery (CWM or TWRP Recovery) will be replaced by Stock Recovery
  • After flashing official firmware, your device will no longer belongs to rooted device. However you can root your device any time after flashing the firmware.
All the above pre-requisites are very important and must follow before proceed to installation guide. Hope you get all the above points. Now, go through the below tutorial to install Android 4.4.4 G850KKTU2BNJ5 official firmware on Galaxy Alpha G850K.

How to Install Android 4.4.4 KitKat Official Firmware on Galaxy Alpha G850K through Odin:

  1. Download Android 4.4.4 KTU2BNJ5 Firmware for Galaxy Alpha G850K from the above list
  2. Download Odin 3.09
  3. Switch off your phone and boot Galaxy Alpha G850K into Download Mode by pressing and holding the Volume Down+Home+Power buttons (long press until the boot screen appear), now press Volume Up key to proceed to Download Mode.
  4. Extract the downloaded Odin3.09 zip file and run the Odin3 v3.09.exe file as an administrator (Right click on the .exe file and click on Run as administrator)
  5. Now connect your Galaxy Alpha G850K to your computer via USB cable
  6. In Odin3 screen, you should see a COM Port number like “0:[COM7]” at ID:COM section and “Added!” text at the message box. This means your device has been detected by Odin3.
  7. Make sure that, only the “Auto Reboot” and “F. Reset Time” options are checked.
  8. Now, extract the downloaded firmware zip file, you’ll find a firmware file with extension .tar.md5
  9. In Odin screen, click on AP (PDA in older Odin) button and select the firmware file with .tar.md5 extension (The firmware file look something like: G850KXXDLJ5_G850KODDDLI7_INU.tar.md5)
  10. Now, click on the Start button to begin the installation process, wait few moments.
  11. Once completed, you would see “PASS!” message in ID:COM port having green background
  12. Your phone should automatically reboot after completion
  13. You can now disconnect your phone from computer
  14. Finish
Congratulations! your Galaxy Alpha G850K is now updated to the latest and official Android 4.4.4 KitKat firmware. Hope you successfully done the update process. If you followed everything as mentioned in the above tutorial, then your your Galaxy Alpha should now running on the latest Android 4.4.4 KitKat build version G850KKTU2BNJ5. You can confirm the firmware update details from Settings-About Phone. If you find any problem with the above tutorial and download link,  feel free to contact with us using the comment form below..


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