1 - Go to download page of TwoNav: http://www.twonav.com/en/support/downloads
2 - You only have to download 'Land Mac' at 'Mac' section.
3 - Once the file is downloaded, find 'Land' file at 'Downloads' folder...
>> If you double-click on the file, 'Land' application will be run but not installed on your Mac.
>> If you want to install the application just drag 'Land' application from 'Downloads' folder to 'Applications' folder. At this point, the application will be fully installed on your device.
Note: In order to automatically install products with TwoNav Downloader (www.myTwoNav.com), your 'Land' application must be fully installed (second point). If not, TwoNav Downloader will not detect 'Land'.
1 - If you want to uninstall the application just drag 'Land' application from 'Applications' folder to the bin.
2 - At this point, the application will be fully uninstalled from your device.