You need to select the following settings before you can use Maps.
Tap
> Settings > Location and enable location access for Google apps.
Finding a location
Type the address that you want to find, then press Search.
You can also tap
Current location
Tap
to see your current location.
Then tap Explore around you to check what is nearby.
Planning a route
Tap
and type in "Your location" and "Choose destination", or just choose the starting
point as "Your location".
Choose the travel mode: by car, by bus, or on foot.
Maps
, then say the address you want.