
Samsung Galaxy Tab S6
The latest firmware for Samsung Galaxy Tab S6 (SM-T865N) is T865NKOU6DXJ1 with Android 12, released on October 2, 2024 for 1 region (CSC). Every official firmware build for SM-T865N, newest first: one row per build with all regions (CSC) that received it.
Each firmware build has its own page at https://samfirm.shop/build/{PDA}, where {PDA} is the build number from the list above. Example: https://samfirm.shop/build/T865NKOU6DXJ1
SM-T865N started on Android 9 and has received 3 major Android upgrades; it now runs Android 12. The newest build, T865NKOU6DXJ1, was released on October 2, 2024. No new build has appeared for 25 months, so regular updates for this model have most likely ended.
Box codes of SM-T865N for different colors and markets. Firmware is chosen by the model code SM-T865N and your region (CSC), not by the SKU.

SM-T290N

SM-T537A

SM-T800X

SM-T807V

SM-T230X

SM-T230NY

SM-T237V

SM-T232
The newest firmware for SM-T865N runs Android 12: build T865NKOU6DXJ1, released on October 2, 2024.
The latest build for SM-T865N, T865NKOU6DXJ1, was released on October 2, 2024 (2 years ago).
SM-T865N has had no new firmware for 25 months, so regular updates have most likely ended.
Yes, all firmware files for SM-T865N are 100% official, original, and obtained directly from Samsung servers.
To flash SM-T865N, you need to download the appropriate firmware, put your device into Download Mode, and use the Odin tool to load the BL, AP, CP, and CSC files.
Downgrading is only possible if the bootloader version (binary bit) of the old firmware matches the current one. Always check the binary version before flashing SM-T865N.