Samsung Galaxy Tab S11 Ultra
The latest firmware for Samsung Galaxy Tab S11 Ultra (SM-X936N) is X936NKOS9BZI1 with Android 16, released on September 9, 2026 for 1 region (CSC). Every official firmware build for SM-X936N, 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/X936NKOS9BZI1
All 10 builds in our database run Android 16. The newest build, X936NKOS9BZI1, was released on September 9, 2026. Over the last 12 months SM-X936N received 7 builds, spread over 7 different months. Samsung guarantees security updates for this model until September 27, 2032.
Specifications of SM-X936B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

SM-X936C

SM-X930N

SM-X946B

SM-X940

SM-X926N
The newest firmware for SM-X936N runs Android 16: build X936NKOS9BZI1, released on September 9, 2026.
The latest build for SM-X936N, X936NKOS9BZI1, was released on September 9, 2026 (1 month ago).
Over the last 12 months SM-X936N received 7 builds, with at least one new build in 7 different months.
Yes, all firmware files for SM-X936N are 100% official, original, and obtained directly from Samsung servers.
To flash SM-X936N, 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-X936N.