Where is the memory card of the on-board display

The on-board navigation memory card is divided into external navigation memory card and internal navigation memory card;

The external navigation memory card can see the card slot on the body, that is, open the small cover on the navigator to see it. It is also convenient to take out the memory card, which can be upgraded automatically;

The built-in navigation memory card is stored in the car, and the card slot cannot be seen on the body. This kind of navigation card needs to go to a professional store to upgrade the map.