Download Samsung GALAXY Note 3 SM-N900S SKT South Korea (SK Telecom) N900SKSUBMJ1 firmware

Android 4.3

Download the Samsung firmware for the GALAXY Note 3 SM-N900S with product code SKT from South Korea (SK Telecom). This firmware has version number PDA N900SKSUBMJ1 and CSC N900SSKTBMJ1. The operating system of this firmware is Android 4.3 , with build date Wed, 02 Oct 2013 02:37:57 +0000. Security patch date is N/A, with changelist 1627717.

Model	SM-N900S
Model name	GALAXY Note 3
Country
Version	Android 4.3
Changelist	1627717
Build date	Wed, 02 Oct 2013 02:37:57 +0000
Security Patch Level	N/A
Product code	SKT
PDA	N900SKSUBMJ1
CSC	N900SSKTBMJ1

Download Odin v3.14.4

Extract the firmware file you just downloaded. You should get 5 files:
AP (System &Recovery)
BL (Bootloader)
CP (Modem / Radio)
CSC_*** (Country / Region / Operator)
HOME_CSC_*** (Country / Region / Operator)
Add each file to its respective field in Odin v3.14.4. Use CSC_*** if you want to do a clean flash or HOME_CSC_*** if you want to keep your apps and data.
Reboot your phone in Download / Odin mode (make sure your device is off) with the following button combo: POWER + VOLUME DOWN + BIXBY
Other options in case first option did not work or isn't possible.
Option 2 VOLUME DOWN + VOLUME UP then USB cable
Option 3 POWER + VOLUME DOWN + VOLUME UP
Option 4 POWER + VOLUME DOWN + HOME BUTTON
Option 5 (Note9) USB cable + VOLUME DOWN + BIXBY
Option 6 (Note10) POWER + VOLUME UP
Once in download mode, connect your phone to the PC, preferably using the original USB cable you got with your phone. Odin should detect your device and a BLUE box will show up with the COM port number. (Be sure, the SAMSUNG-drivers are installed on your PC!)
Do NOT tick any extra boxes. The only options to be ticked are F.Reset Time and Auto-Reboot.
Click the start button, wait for Odin to say 'PASS' in a GREEN box. Once the flash is complete, your phone will reboot, and you can disconnect your phone from the PC.

Download Odin v3.14.4
Extract the firmware file you just downloaded. You should get 1 file:
AP (System &Recovery)
Add MD5-file in AP-field in Odin
Reboot your phone in Download / Odin mode (make sure your device is off) with the following button combo: POWER + VOLUME DOWN + BIXBY
Other options in case first option did not work or isn't possible.
Option 2 VOLUME DOWN + VOLUME UP then USB cable
Option 3 POWER + VOLUME DOWN + VOLUME UP
Option 4 POWER + VOLUME DOWN + HOME BUTTON
Option 5 (Note9) USB cable + VOLUME DOWN + BIXBY
Option 6 (Note10) POWER + VOLUME UP
Once in download mode, connect your phone to the PC, preferably using the original USB cable you got with your phone. Odin should detect your device and a BLUE box will show up with the COM port number. (Be sure, the SAMSUNG-drivers are installed on your PC!)
Do NOT tick any extra boxes. The only options to be ticked are F.Reset Time and Auto-Reboot.
Click the start button, wait for Odin to say 'PASS' in a GREEN box. Once the flash is complete, your phone will reboot, and you can disconnect your phone from the PC.