* Activate 4G at any time on your Microsoft Lumia 950 and benefit of the 4G network of BASE.
* Go to the Start screen.
* Scroll to the right.
* Scroll down.
* Choose *Settings*.
* Choose *Network & wireless*.
* Under *Highest connection speed*, choose the text box.
* The Microsoft Lumia 950 has now been configured for use of 4G networks.
* Return to the Start screen.