Updating garmin software
A software update may be required before you can upgrade the map on your vehicle's Uconnect system.Click on the "Software Updates" button below to determine if you need new software and to find the step-by-step instructions you will need to perform to complete the update.On the Astro 220, updating the software in the Collars was somewhat complicated.
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When running Webupdater, it will update the main unit software and then ask if you want to check for additional updates.
The additional updates section is where GPS software updates are located, and we recommend you check for these updates when you update your handheld main unit software.
The GPS software in the Astro handheld is maintained separately from the main unit software.
The GPS software controls how satellites are received and tracked while the unit software controls how the unit functions in terms of the user interface and tracking dogs.
Using outdated or corrupt Garmin Mobile XT Software drivers can cause system errors, crashes, and cause your computer or hardware to fail.