[url=https://i-garmin.com/garmin-express/]Garmin Express[/url] is computer software used to update maps and device software by downloading and installing the latest versions on to your device. These updates are released by Garmin several times a year. and Garmin Map Updates provide the latest changes to roads and locations on the map used by your navigation device. The map files are large because they contain detailed information. These take longer to install. Garmin express software updates make changes to the operating system files. These smaller files usually download in a few minutes. Garmin Express may alert you to reboot your device after a software update.