Garmin Express is a software you can download on your computer that lets you manage all your Garmin devices from a single dashboard. Whether it's the Garmin watch or the GPS device, you can manage all their settings and updates from here. If you are a Mac user then you would need help downloading the Garmin Express Mac version to your computer. Our team of Garmin experts have a lot of experience helping customers with issues related to the installation of this software. https://gps-mapupdates.com/garmin-express-download-mac/