Verykool RS90 - Manual (Page 12)

Map
Whether you were at home or abroad, the map application is the number of
partners you are traveling. It allows you to easily navigate the map, search for
nearby places to go; you can also set the destination of your route to go.
Use the map
Phone supports micro SD card expansion; you can download maps
navigation software into the SD card for free.
Before traveling abroad, you can first download maps of other countries into
your phone. So you do not need to use data link to view the map or search
site, can help you save a lot of roaming charges.
Upgrade
Service
if you need detailed GPS road navigation, and violation camera information,
they can be acquired by way of additional services.
Select> the map. Press MENU, and then choose to upgrade.
Slide to the service tab, select the service you want to buy.
Choose to buy.
Gmail.com
Sign up for Google account
If you first set your phone to skip the Google account application process, go