You can add new functions to your phone by installing apps from Google Play. To install apps, you need to set up your phone for internet and activate your Google account on your phone.
Press the Play Store icon.
Press the search field.
Key in the name or subject of the required app and press the search icon.
Press the required app.
Press Install and follow the instructions on the screen to install the app.
Slide your finger upwards starting from the bottom of the screen to return to the home screen.