The latest firmware for Samsung Galaxy Tab S11 5G (SM-X736N) is X736NKOSACZK3 with Android 17, released on November 10, 2026 for 1 region (CSC). Every official firmware build for SM-X736N, 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/X736NKOSACZK3
SM-X736N started on Android 16 and has received 1 major Android upgrade; it now runs Android 17. The upgrade to Android 17 started rolling out on October 25, 2026. The newest build, X736NKOSACZK3, was released on November 10, 2026. Over the last 12 months SM-X736N received 8 builds, spread over 8 different months. Samsung guarantees security updates for this model until September 14, 2032.
Specifications of SM-X736B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

SM-X736C

SM-X730N

SM-X846B

SM-X840

SM-X710N
The newest firmware for SM-X736N runs Android 17: build X736NKOSACZK3, released on November 10, 2026.
The latest build for SM-X736N, X736NKOSACZK3, was released on November 10, 2026 (5 days ago).
Over the last 12 months SM-X736N received 8 builds, with at least one new build in 8 different months.
Yes, all firmware files for SM-X736N are 100% official, original, and obtained directly from Samsung servers.
To flash SM-X736N, 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-X736N.
Yes. Every build on this page is the official stock ROM for SM-X736N from Samsung's update server, the same package other sites call the flash file or the software update. It installs with Odin on a Windows PC.
No. Factory Reset Protection is tied to the Google account that was on the phone and survives a firmware flash. Sign in with that account or use the legal options in our FRP guide.