Able to navigate without having to connect to the Internet is one of the most convenient features in Windows Phone. Offline card saves mobile traffic and receive navigation data even under poor signal connection or its complete absence. In addition, if your phone has a slot microSD, you can store the downloaded application data on a memory card that does not take an internal drive smartphone. Today, Windows Phone users from the United States and Europe began to get application update maps. Unfortunately, it is not known what changes will bring a new version of the application.
The size of the update varies depending on your geographic location. Check for new version you can directly in the application configuration maps. It is worth noting that during the update can not use the service.