WiFi calling is a great feature that is provided by your Troomi phone. It will allow you to have consistent ability to send and receive texts and make calls via a WiFi connection. This can be particularly useful in areas with spotty network connectivity. Prior to setting up WiFi calling ensure you are connected to a WiFi network . To enable WiFi calling follow the steps depicted in the images below. (Arrows indicate swipe gestures on the screen)
After you verify your address WiFi calling should be set up, try making a call.