Pre-cache feature allows downloading map data and save it on the phone.
Google Maps for Android offers an experimental Labs feature Pre-cache Map Area, which allows downloading map data and save it on the phone. This data can be accessed and use when there is no network coverage.
Here is a simple guide on how to pre-cache Google Maps on Android smartphone:
Launch the Google Maps app. Then press the Menu button, go to settings and tap on the Labs option.
Scroll down to choose Pre-cache map area.
On the map, choose the respective area you wish to pre-cache.
Tap on the popped-up balloon and go to menu to choose pre-cache map area from the details page.
Download map data for the area you have selected.
By default, Google Maps app will download and pre-cache the map data for the area you selected. Once done, the map will outline the pre-cached area which is available even in offline mode.
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