: An nm4.zip file is usually a container for one or more of these map files, allowing users to download entire regions or countries at once.
: Use a tool like 7-Zip or WinZip to extract the .nm4 file(s) from the zip archive. nm4.zip
: The .nm4 extension is a proprietary map format used by Navikey's 7 Ways software. : An nm4
To use the maps contained in an file, you generally follow these steps: you generally follow these steps: