Updating the garmin
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.There are numerous reasons why you should update your Garmin GPS unit.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.
Then you just select the Collar you want to update and select "Update Dog Unit."Before you begin, you will need to go to Garmin's website and download their "Web Updater" software.
One of the things that changes on a pretty regular basis is the Alpha Software.
Most folks don't know it, but you can update the software in both your Garmin Alpha Handheld and your TT Collar to the most current version by logging onto Garmin's website.
You can determine whether you have the latest software by accessing your device's settings (usually done by tapping on the wrench icon).
You can compare your settings to the latest ones listed on Garmin's Web site.
Search for updating the garmin:
One of the things that changes on a pretty regular basis is the Astro Software.