Adding an icon for the Android app

App permissions are set and it's ready to run, so let's add an icon for our app:

1. Download an icon file that you like and that best suits your phone call app.
2. Go to Solution Explorer and add the downloaded file to the drawable folder under Resources.

3. Right-click on drawable | Add | Existing Item, as shown in the following screenshot:

4. A File Explorer window will open. Navigate to the icon file location, select the icon file, and click Add:

5. The icon should now be added to the drawable folder of the project:

6. Rename the icon file to icon.png by right-clicking on the file and then clicking Rename:

7. After renaming the file, rebuild the project like we did in the previous steps.
8. Once the rebuild is done successfully, let's add the icon to the application's Manifest file.
9. Double-click on Properties from Solution Explorer and open Android Manifest.
10. Choose @drawable/icon from the Application Icon drop-down menu:

11. Do Ctrl + Shift + S to save all and rebuild the solution to make...