Samsung Galaxy Tab S9+ 5G X816NKOS5DYJ2 Firmware
Samsung Galaxy Tab S9+ 5G X816NKOS5DYJ2 is an Android 16 firmware for South Korea (KOO). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build X816NKOU5DYJ1, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-X816N is available: X816NKOS6EZI2.
OS updates guaranteed until:
Android 17. Security updates until:
Jun 23, 2028
8.8/10 (32)114 times
Android 16
OS Version
2025-10-23
Build Date
n/a
Security patch
1
Countries
1
CSC codes
5
Bootloader binary
Bootloader binary 5. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.
Newer builds of Samsung Galaxy Tab S9+ 5G use bootloader binary 6 (latest: X816NKOS6EZI2). If your device already runs binary 6, this build cannot be flashed.
All regional downloads
Pick your region (CSC) to download the matching firmware package.
Paste your current build number from Settings > About phone (About tablet) > Software information, or the output of *#1234#.
MODEM/CP Version: X816NKOS5DYJ2
How to flash X816NKOS5DYJ2
- Install Samsung USB Drivers:Download Official Drivers
- Download Odin Flash Tool:
- X816NKOS5DYJ2 has bootloader binary 5. Your device must run binary 5 or lower: it is the 5th character from the end of your current build number.
- CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
- HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
- The Download Mode key combo depends on the model: see all combos.
Beware: Manually flashing firmwares may brick your device. Use it at your own risk and follow our tutorial steps.
Frequently Asked Questions
X816NKOS5DYJ2 is Android 16 firmware for Samsung Galaxy Tab S9+ 5G, released for South Korea (KOO). Samsung built it on 2025-10-23.
No. A newer build for SM-X816N is available: X816NKOS6EZI2. Install it instead of X816NKOS5DYJ2 unless you need this exact version. The previous build was X816NKOU5DYJ1.
Download the package for your region (CSC) and unzip it. In Odin, load each file into the slot with the same name: BL, AP, CP (if the package has one) and CSC, or HOME_CSC to keep your data. Odin checks the built-in checksum of every .tar.md5 file before flashing. The download is 9.895 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Tab S9+ 5G must be on bootloader binary 5 or lower.
This build uses bootloader binary 5. It can be flashed on a Samsung Galaxy Tab S9+ 5G running binary 5 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 3 other builds of this model use the same binary, so you can switch between them in both directions.