navigation systen

Is the map overlay stored in the system, or does it download like Google Maps? If using Google Maps, and I get out of cell service, then the map won't load even though I still have GPS signal. (Yes, I can pre-download the Google maps IF I know where I am going, but often we are just taking dirt...

Anyone else noticing a lot of persistent images in their 8.4 nav screen? Mine is pretty much never on the default screen for navigation or anything else - I invariably put the map on full screen. So I'd expect to see things from that burned in, not the nav home screen with "Home" and "Work"...

I notices that when I click on the Navigation App the default screen shows four options: -Search -Map -Home -Office Does anyone know if there is a setting that would change the start up screen to access the map option? I often like the navigation map being displayed showing the route I’m...