you can import cameras and POIs using this PC tool download.mapfactor.com/digger_12.zip once imported, copy .mca file where all the others are, most likely in android/data/com.mapfactor.navigator/files/navigator/data
you can import cameras and POIs using this PC tool download.mapfactor.com/digger_12.zip once imported, copy .mca file where all the others are, most likely in android/data/com.mapfactor.navigator/files/navigator/data