Firmware
  Check Firmware Version 
  Firmware Installation
  Firmware History
   
Check Firmware Version
  • Power on the Astro 220.
  • Open 'Setup > System > Menu > Software Version'.
  • The device and GPS software versions are displayed along with additional e-label regulatory information.
 
 
Firmware Installation
    WebUpdater

      Device updates for your Astro 220 are managed with the Garmin WebUpdater computer application.

      • Connect the Astro 220 to your computer using a suitable USB cable.
      • Run the WebUpdater application and select your device from the drop down menu.
      • Follow the prompts as directed to complete available updates.
 
 
Astro 220 (0570) Firmware Update History
 
Changes made from version 3.60 to 3.70:
    Added support for German DC40 collars.
Changes made from version 3.50 to 3.60:
    Fixed occasional missed reception of dog collar transmissions.
    Fixed Swedish and Norwegian messages on dog status banners.
Changes made from version 3.40 to 3.50:
    Improve logging track points of collars in weak GPS coverage.
    Improve behavior of interference messages when tracking several collars.
    Prevent setting the Collar Lock PIN when changing a dog unit type to pet.
Changes made from version 3.30 to 3.40:
    Added support to ensure that DC 40 features are enabled when Astro/DC 40 bundles are manufactured.
    Added the ability to enable DC 40 features by using the 'Identify Dog Unit' option on the Dog Info page.
Changes made from version 3.20 to 3.30:
    Added features for the DC 40.
    Made minor changes to Norwegian and Swedish strings.
Changes made from version 3.00 to 3.20:
    Improved behavior of warnings used when interference is detected or a dog unit has lost GPS signal.
Changes made from version 2.80 to 3.00:
    Add support for downloadable content.
Changes made from version 2.70 to 2.80:
    Added support for maps greater than 2 GB.
    Fixed shutdown that occurs when viewing vertical profiles for routes in demo mode.
    Fixed potential shutdown caused by having no dogs in the dog list while on the dog page.
    Fixed issue where certain topo maps would not show all map features.
Changes made from version 2.60 to 2.70:
    Updated text translations.
Changes made from version 2.40 to 2.60:
    Corrected shutdown that occurs on the map page when Norwegian supplemental maps are loaded.
    Added the SWEREF 99TM grid.
    Added the Estonian grid.
    Improved promptness of the turn review popup.
    Change number of lines of text in the address field on map feature review page from 4 to 6.
Changes made from version 2.30 to 2.40:
    Remembers dog type assigned to each dog unit.
    Correctly displays Dog Info page if all of dog tracking is paused.
    Prevents proximity tone setup from blocking key tones.
    Improves accuracy of altimeter total ascent/descent calculation.
    Improves reliability of altimeter data reporting.
Changes made from version 2.20 to 2.30:
    Improved user interface used when adding a new dog to the dog list.
    Added ability for Mac to communicate with DC 20 via the Astro 220.
    Improved reliability of DC 20 communication status indicators.
    Fixed occasional freeze on map during panning or complex route calculations.