How to make your car’s navigation device fit for the big trip

Before a long car journey, you should make sure that your vehicle’s navigation system has access to the latest map data. Older models still need to be updated manually using an SD memory card or a USB stick, for example. — dpa

STUTTGART: Going on a summer vacation by car? Then you should update the map data on your car’s navigation system before setting off so that you have the latest information about your route.

Of course that’s only necessary if the car’s been on the road for a few years – more modern cars have a cellular data connection that allows map updates to be downloaded automatically.