You need to have a Google account added to your phone to use Google Play services. Charges may apply to some of the content available in Google Play. To add a payment method, tap Play Store > menu > Payment methods. Always be sure to have a permission from the payment method owner when buying content from Google Play.
Add a Google account to your phone
Tap Settings > Accounts > Add account > Google. If asked, confirm your device lock method.
Type in your Google account credentials and tap Next, or, to create a new account, tap Create account.
Follow the instructions on your phone.
Tap Play Store.
Tap the search bar to look for apps, or select apps from your recommendations.
In the app description, tap Install to download and install the app.
To see your apps, go to the home screen and swipe up from the bottom of the screen.