
Samsung Galaxy Tab Plus 7.0
The latest firmware for Samsung Galaxy Tab Plus 7.0 (SM-T116BU) is T116BUUBU0ARE1 with Android 4.4.4 (KitKat), released on May 1, 2018 for 7 regions (CSC). Every official firmware build for SM-T116BU, 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/T116BUUBU0ARE1
All 20 builds in our database run Android 4.4.4 (KitKat). The newest build, T116BUUBU0ARE1, was released on May 1, 2018. No new build has appeared for 103 months, so regular updates for this model have most likely ended.
Box codes of SM-T116BU for different colors and markets. Firmware is chosen by the model code SM-T116BU 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-T116BU runs Android 4.4.4 (KitKat): build T116BUUBU0ARE1, released on May 1, 2018.
The latest build for SM-T116BU, T116BUUBU0ARE1, was released on May 1, 2018 (8 years ago).
SM-T116BU has had no new firmware for 103 months, so regular updates have most likely ended.
Yes, all firmware files for SM-T116BU are 100% official, original, and obtained directly from Samsung servers.
To flash SM-T116BU, 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-T116BU.