Why does google maps say preview?
When you select the route and only see the preview option, it's because google.com/app passed a starting set of coordinates to the maps app, so your asking google maps to provide directions between two points, not your current location to a point.
Easy Fix for Google Maps Missing Start Button, Only Has Preview
There are various reasons why this happens. It's possible the location accuracy option is disabled, you're using an older version of the app, or you don't have proper access to the internet. The Google Maps app itself may have issues, too. Cache files and other app data can sometimes cause various issues with the app.
- On your Android phone or tablet, open the Google Maps app . If you don't yet have the app, download it from the Play Store.
- Search for your destination or tap it on the map.
- In the bottom left, tap Directions .
- Choose your mode of transportation. For Driving or Transit.
Clear the app's cache & data
On your Android phone or tablet, open the Settings app . Tap Apps & notifications. Follow the steps on your device to find the Maps app. After you select the app, storage & cache options should be available.
To exit preview mode, click Turn off preview in the extension or on the experiment details page. If the experiment details page shows a blinking preview icon , you're still in preview mode.
To change this, you'll need to open the “Google Maps” app, then tap on the circular account icon on the search bar. This will open the Google Maps menu. From here, tap the “Settings” option. In the “Settings” menu, scroll down until you find the “Navigation Settings” option—tap this to enter the menu.
An outdated OS software can be a huge cause of Google Maps crashing or stopping. So it is your job to update the Mobile OS, so the updated app versions can run without any glitches. Launch the Settings app. Wait until you are notified about any pending updates.
Tap the blue "Start" button in the lower-right of the screen to turn on navigation. Google maps will begin giving verbal turn-by-turn directions.
- Reboot iPhone. ...
- Enable Location Services. ...
- Allow Google Maps to Access Your Location. ...
- Enable Background App Refresh for Google Maps. ...
- Update Google Maps. ...
- Reset Location and Privacy. ...
- Check Time Zone Setting. ...
- Enable Use This iPhone as My Location.
How do I calibrate Google Maps?
- On your Android phone or tablet, open the Google Maps app .
- Make a figure 8 until your compass is calibrated. ...
- The beam should become narrow and point in the right direction.
- Waze.
- Apple Maps.
- MapQuest.
- Bing Maps.
- Here WeGo.
- Maps.Me.
- OsmAnd.
- CityMapper.

If you can't find your current location on your iPhone, iPad, or iPod touch. Turn on Location Services and Location Access for Maps. In the Settings app, tap Privacy, then tap Location Services. Make sure Location Services is on, and make sure Maps is set to While Using the App or Widgets.
- On your Android phone or tablet, open the Google Maps app .
- Search for a place or tap it on the map.
- At the bottom left, tap Directions. ...
- Choose your mode of transportation.
- If other routes are available, they'll show in gray on the map. ...
- To start navigation, tap Start.
Tap the blue "Start" button in the lower-right of the screen to turn on navigation. Google maps will begin giving verbal turn-by-turn directions.