Click on the app on Android Emulator and run it. Repeat the previous steps of testing the application and at the end press the CALL button to make a call:
![](https://static.packt-cdn.com/products/9781788296243/graphics/assets/ceb7dd82-575a-48af-9a0f-c06073eb7b20.png)
This time, the application has the required permission, we have written the code to handle CALL button interaction, and we are creating a callIntent in MainActivity.cs to make a call.
So, the call should be placed by clicking the CALL button, and we should get a screen as shown in the following screenshot:
![](https://static.packt-cdn.com/products/9781788296243/graphics/assets/db810003-faa4-4bbe-bb43-b0e84a9c6ba5.png)
Awesome! You just created your first working Android application using Xamarin and C# in Visual Studio.
Now that we have done the difficult part, let's understand some fundamentals of the Android application we just developed and see how it all comes together.