
Samsung Galaxy Tab S2
The latest firmware for Samsung Galaxy Tab S2 (SM-T813) is T813XXS2BTK3 with Android 7.0 (Nougat), released on December 29, 2020 for 3 regions (CSC). Every official firmware build for SM-T813, 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/T813XXS2BTK3
SM-T813 started on Android 6 and has received 1 major Android upgrade; it now runs Android 7.0 (Nougat). The newest build, T813XXS2BTK3, was released on December 29, 2020 with the April 2018 security patch. No new build has appeared for 70 months, so regular updates for this model have most likely ended.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
· The security of your device has been improved.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
· OS upgrade - Android 7.0 Nougat
· Provides new UX
· Improved usability of the Notification feature and Quick settings button
· Improved usability of the Multi window and setting menu
· Clock usability has been improved
· Efficient space for installation of downloaded apps, improved speed of system upgrade and app installation
- After upgrade, "Baidu search widget","Baidu Map","Weibo" will be deleted.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanc...
· OS upgrade - Android 7.0 Nougat
· Provides new UX
· Improved usability of the Notification feature and Quick settings button
· Improved usability of the Multi window
· Efficient space for installation of downloaded apps, improved speed of system upgrade and app installation
※ Some apps that haven't been optimised for Android Nougat might not work properly after the upgrade. In this case, upgrade the app to the latest version via Galaxy Apps or Play Store.
※ The functionality of some features...
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
ㆍThe latest Android security patch has been applied.
- Device security has been further enhanced.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
- Improved performance
ㆍThe stability of the clock and memo App is improved.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
ㆍDevice stability improvements, bug fixes.
ㆍNew and / or enhanced features.
ㆍFurther improvements to performance.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
Box codes of SM-T813 for different colors and markets. Firmware is chosen by the model code SM-T813 and your region (CSC), not by the SKU.

SM-T810X

SM-T818V

SM-T819Y

SM-T800X

SM-T820X
The newest firmware for SM-T813 runs Android 7.0 (Nougat): build T813XXS2BTK3, released on December 29, 2020.
The latest build for SM-T813, T813XXS2BTK3, was released on December 29, 2020 (5 years ago).
SM-T813 has had no new firmware for 70 months, so regular updates have most likely ended.
Yes, all firmware files for SM-T813 are 100% official, original, and obtained directly from Samsung servers.
To flash SM-T813, 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-T813.