Select your product to confirm this information applies to you

Overlander Software Release Versions

The Overlander® GPS navigator receives software updates via Wi-Fi or by using Garmin Express.

Release Notes


Version 6.00

Release Date 7/22/2024

  • Improved software stability.

Version 5.90

Release Date 3/20/2024

  • Improved software stability.

Version 5.80

Release Date 4/03/2023

  • Fixed an issue that caused sync failures in the Garmin Explore™ App.

Version 5.70

Release Date 8/30/2022

  • Fixed an issue that prevented pairing with the GPSMAP 66i.
  • Added support for inReach Mini 2.

Version 5.50

Release Date 4/27/2022

  • Added support for a new digital traffic provider in Germany.

Version 5.40

Release Date 7/22/2021

  • Fixed an issue that prevented Garmin Express from restoring full European maps after updating device software.
  • Fixed an issue that prevented the Explore app from importing GPX files when the file extension was not all lower case.
  • Fixed an issue that prevented the Explore app from downloading HEMA 150K maps on AU-NZ devices.

Version 5.20

Release Date 3/10/2021

  • Added support for the Garmin PowerSwitch
  • Added an Off-Route recalculation setting
  • Improved routing when toll roads are avoided

Version 4.80

Release Date 11/4/2020

  • Added the TracBack feature
  • Improved the road selection and route calculation time when there is traffic on the route
  • Improved software stability

Version 4.70

Release Date 08/14/2020

  • Fixed an issue that caused the track recorder to display false travel segments.

Version 4.40

Release Date 03/12/2020

  • Added compatibility with the GPSMAP 66i device for inReach messaging in the Explore app.
  • Fixed an issue that could cause the Fusion Link app to crash when connecting to a Fusion Apollo RA770 stereo.

Version 4.20

Release Date 01/09/2020

  • Added a setting to prevent the camera video feed from activating automatically in the Rear View app.
  • Added a shortcut to change the route calculation mode from the main menu.
  • Added the Fusion Link app.
  • Added a PDF document viewer app.
  • Added a photo gallery app.
  • Disabled Pitch and Roll notifications when the vehicle is moving at higher speeds.
  • Improved software and map update download stability when the display is off.
  • Fixed an issue where the battery could be depleted when the display is off.

Version 3.70

Release Date 12/11/19

  • Improved map layer selection in the Explore app.
  • Added an option to adjust map detail in the Explore app.
  • Added support for Garmin HuntView maps in the Garmin Drive app.
  • Added support for custom maps in the Garmin Drive app.

Version 3.40 

Release Date 9/26/19

  • Improved the track recorder map tool.
  • Added support to change the default units of measure for each app when changing the language.
  • Fixed an issue that could prevent coordinates from displaying correctly in some languages.
  • Fixed an issue where the inReach app could crash when viewing a message on the map.
  • Fixed an issue that caused speed limits of 100 kph or higher to display incorrectly.

Version 3.30

Release Date 8/29/19

  • Added support for importing GPX files from an SD card using the Explore app.
  • Improved the stability of map downloads in the Explore app.
  • Fixed an issue that could prevent tracks from being recorded.