
Samsung Galaxy Tab4 7.0
The latest firmware for Samsung Galaxy Tab4 7.0 (SM-T2397) is T2397ZTU0AQE1 with Android 4.4.4 (KitKat), released on June 14, 2017 for 1 region (CSC). Every official firmware build for SM-T2397, 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/T2397ZTU0AQE1
All 5 builds in our database run Android 4.4.4 (KitKat). The newest build, T2397ZTU0AQE1, was released on June 14, 2017. No new build has appeared for 114 months, so regular updates for this model have most likely ended.

SM-T239M

SM-T230NZ

SM-T330X

SM-T337V

SM-T227
The newest firmware for SM-T2397 runs Android 4.4.4 (KitKat): build T2397ZTU0AQE1, released on June 14, 2017.
The latest build for SM-T2397, T2397ZTU0AQE1, was released on June 14, 2017 (9 years ago).
SM-T2397 has had no new firmware for 114 months, so regular updates have most likely ended.
Yes, all firmware files for SM-T2397 are 100% official, original, and obtained directly from Samsung servers.
To flash SM-T2397, 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-T2397.