* Activate 4G at any time on your Samsung Galaxy Tab S2 9.7 and benefit of the 4G network of BASE.
* Go to the Start screen.
* Choose *Apps*.
* Choose *Mobile networks*.
* Tick *LTE/WCDMA/GMS (auto connect)*.
* The Samsung Galaxy Tab S2 9.7 has been set to the lowest possible network mode.
* Return to the Start screen.