Usually when developing an app for pre-API 21 platforms, we set the minimum SDK at the lowest target level when we create the app rather than reverse-engineering the process as we just did. Here, we will see how we can add many Material Design features. Developing this way round is also a good way to judge just how far backwards we want our app to be, and how much functionality we are prepared to lose.
This next exercise demonstrates how to build an app for API 16 and apply Material Design to the UI. To do this, follow these steps:
com.examplein the package name.