On my smart phone dont function.
Unfortunately, there is no information provided here that will help anyone with answering your problem. Please try to be more specific in what you are looking to achieve (what you are building, purpose, where you are stuck, examples of code, etc).
I use Android Studio, Do you know?
I believe this may be helpful:
Google Maps Android API | Google Developers
I recommend checking out the Android Developers website for help in using their API.
Retrieving data ...