Software versions & updates: Samsung Galaxy Tab S2 (T817T)

Software version
Check the software version
To check the current software version, follow these steps:

From the Home screen, tap the Apps icon.
Tap Settings.
Scroll down to 'System,' and then tap About device.
Read the baseband version on the phone, and check it below:

Baseband Status
T817TUVU2BPF1
Your software is up to date. There are no updates available.

This document will be updated if and when new software is available.
T817TUVS2APB1
T817TUVS2AOL1
T817TUVU3DOI5
T817TUVU1AOG8
Your phone can update to software version T817TUVU2BPF1:
Review the Requirements to update
Starting July 18, you may download the update below.
If the update fails, contact customer care.
Other versions
Your phone has non-T-Mobile software, and it is unsupported. The manufacturer and T-Mobile cannot update your software.


Requirements to update
To be able to update to the current software version, the below requirements must be met:
50% or higher battery life
Data connection
File size of update: 1022 MB

https://support.t-mobile.com/docs/DOC-23647