Finally, Samsung Galaxy S4 start receiving ota update Android 4.4.2 KitKat in some countries. Since Galaxy S4 model GT-I9500 is unbranded, users from any other countries that not yet receive ota update can manually update by flashing firmware with odin. Below is the firmware details and flashing instructions.
Firmware Details
Device Model: Samsung Galaxy S4 GT-I9500
Firmware Version: Android 4.4.2 KitKat
Build date: 13 February, 2014
Product Code: SER (Russia)
PDA: I9500XXUFNB3
CSC: I9500SERFNB3
MODEM: I9500XXUFNA6
Fireware: SER-I9500XXUFNB3-20140220172446.zip
Odin: Odin v3.09
Instruction:
- Extract (unzip) the firmware file
- Extract Odin zip-file
- Reboot phone in Download Mode (press and hold Home + Power + Volume Down buttons)
- Open Odin v3.09
- Connect phone and wait until you get a blue sign in Odin
- Click on AP and select the extracted firmware.
- Make sure re-partition is NOT ticked
- Click the start button, sit back and wait a few minutes
Please note that updating your phone with the new firmware will upgrade its bootloader, and so you will not be able to downgrade your device to Android 4.3.