Tell your phone to call people, get directions, send messages, set alarms. The possibilities are enormous.
When the phone responds, say the command (for example, “Call Elise” or “Set alarm for 7 AM tomorrow”).

Open the Google app 

If your phone isn't recognizing “Hey, Google” commands:
Is Battery saver on?
If it's on, you need to get your assistant's attention by touch instead of voice, or turn off Battery saver.
If it's off, then follow the remaining steps.
