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Installing the Latest Software Updates to Your DC 20, DC 30 and DC 40 Collars
Software for your device should be kept up-to-date in order to take advantage of new features, improvements, and bug fixes. Updates are free and easy to install. To update the software on your device, please utilize one of the following methods:
Using the Astro® 320 Dog Tracking Handheld
Updating DC™ 20, DC™ 30, and DC™ 40 Collars with an Astro 320
Using the Astro® 220 Dog Tracking Handheld
Garmin WebUpdater provides the ability to update software on the collar each time you connect your Astro 220 device to the computer and launch the program.