A UWP application, launched on a smartphone, allows showing a dialog to start a call with a given number. Such a task requires just one line of code. Of course, you should also take care about devices that do not support calling. You will learn how to achieve this goal in the current recipe.
As an example, you will create a simple page with a button. After clicking on it, a dialog should be presented that allows calling a given phone number. Of course, you will handle a scenario of not supporting such a feature. In such a case, a message is shown.
To step through this recipe, you need only the automatically generated project.
To prepare an example that allows starting a phone call, perform the following ...