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Firmware: V4.90 - V4.80 - V4.70 - V4.60 - V4.30 - V4.20 - V4.10 - V4.00 - V3.90 - V3.80 - V3.70 - V3.60 - V3.40 - V3.20 - V3.10 - V3.00 - V2.90 - V2.80 - V2.70 - V2.60 - V2.50 - V2.40 - V2.30 - V2.20

The following lists of changes are based on information provided by GARMIN. Changes or improvements which we consider important or especially useful are shown highlighted.

To view the current firmware version, complete the following steps:

  1. Turn on the GPS.
  2. Go to the main menu
  3. Scroll down to the bottom of the list and touch "About".
  4. The software version will be shown on the first line.

Each upgrade replaces the complete firmware in the GPS, which means you need to install only the version you wish to apply. There is no need to install any previous versions.


Changes made from version 4.80 to 4.90:

  1. Improved text placement on list pages for Arabic language.

Firmware Upgrade V4.90 (Please use Web-Updater to install the latest firmware)

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Changes made from version 4.70 to 4.80:

  1. Added support for Garmin HuntView Plus.

Firmware Upgrade V4.80 (Please use Web-Updater to install the latest firmware)

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Changes made from version 4.60 to 4.70:

  1. Increased font size for arabic language.

Firmware Upgrade V4.70 (Please use Web-Updater to install the latest firmware)

To table of contents To table of contents

Changes made from version 4.30 to 4.60:

  1. Improved detection of USB connection to a PC.

Firmware Upgrade V4.60 (Please use Web-Updater to install the latest firmware)

To table of contents To table of contents

Changes made from version 4.20 to 4.30:

  1. Improved 'Save Portion' track feature. When saving a portion, the device now remembers that position in the track log so it can be used as a track segment for future portion saving.
  2. Fixed possible erroneous track point on power on.
  3. Fixed formatting issue with certain map names in the map information list.

Firmware Upgrade V4.30 (Please use Web-Updater to install the latest firmware)

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Changes made from version 4.10 to 4.20:

  1. Fixed several track distance statistic issues.

Firmware Upgrade V4.20 (Please use Web-Updater to install the latest firmware)

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Changes made from version 4.00 to 4.10:

  1. Fixed possible issue where BirdsEye satellite imagery would be permanently disabled after booting.

Firmware Upgrade V4.10 (Please use Web-Updater to install the latest firmware)

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Changes made from version 3.90 to 4.00:

  1. Improved cartography support (Garmin Hunt View maps).
  2. Improved boot time when a large amount of BirdsEye satellite imagery is present.
  3. Improved pairing behavior with cadence sensors (eTrex 30 devices only).
  4. Fixed possible issue with waypoint ordering when sorting method is set to 'Nearest'.

Firmware Upgrade V4.00 (Please use Web-Updater to install the latest firmware)

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Changes made from version 3.80 to 3.90:

  1. Fixed issue with power off pressure trending (eTrex 30 devices only).

Firmware Upgrade V3.90 (Please use Web-Updater to install the latest firmware)

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Changes made from version 3.70 to 3.80:

  1. Fixed issue with barometer when auto calibration is turned off.
  2. Fixed missing ascent, descent, and elevation statistics when reviewing certain tracks.
  3. Fixed possible shutdown when displaying the option menu in Czech.

Firmware Upgrade V3.80 (Please use Web-Updater to install the latest firmware)

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Changes made from version 3.60 to 3.70:

  1. Improved total ascent and total descent calculations.
  2. Improved average ascent, average descent, and vertical speed data fields.

Firmware Upgrade V3.70 (Please use Web-Updater to install the latest firmware)

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Changes made from version 3.40 to 3.60:

  1. Fixed issue retrieving PLSS data in certain TOPO US 24k maps.

Firmware Upgrade V3.60 (Please use Web-Updater to install the latest firmware)

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Changes made from version 3.20 to 3.40:

  1. Added confirmation of initial language selection.
  2. Fixed issue with saving the 'lock on road' setting across a power cycle.

Firmware Upgrade V3.40 (Please use Web-Updater to install the latest firmware)

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Changes made from version 3.10 to 3.20:

  1. Added support for VIRB Remote (etrex 30 only). In the Main Menu press the MENU Key, select "Change Item Order", "Add Page" (at the very bottom) and add the application "VIRB Remote". See TrailTech Software Update, TrailTech Announcement and VIRB for more information.
  2. Fixed issue with route calculations always avoiding seasonally closed roads.
  3. Fixed possible issue when missing a turn while using the Active Route application.

Firmware Upgrade V3.20 (Please use Web-Updater to install the latest firmware)

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Changes made from version 3.00 to 3.10:

  1. Fixed issue with incorrect letter capitalization of certain map points.
  2. Fixed issue where wirelessly transmitting a geocache to another device would result in an error message when trying to view the received geocache in BaseCamp.
  3. Fixed potential issue with city searching.

Firmware Upgrade V3.10 (Please use Web-Updater to install the latest firmware)

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Changes made from version 2.90 to 3.00:

  1. Fixed several issues with sorting photos in the photo viewer application.
  2. Fixed issue with prompted routing.
  3. Fixed issue with saving a track's 'show on map' status across a power cycle.
  4. Fixed issue with displaying tracks on the map after performing an area calculation.
  5. Fixed issue with BirdsEye imagery's status not being saved to each profile.
  6. Fixed issue with tempe sensor's status not being saved to each profile (eTrex 30 devices).
  7. Fixed potential shutdown when viewing certain tracks or routes in German or Russian.
  8. Fixed possible issue with reviewing a track's information.
  9. Fixed possible issue with searching for an address in cities with extremely long names.

Firmware Upgrade V3.00 (Please use Web-Updater to install the latest firmware)

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Changes made from version 2.80 to 2.90:

  1. Added Adventure support with latest version of BaseCamp. See TrailTech for more information.
  2. Added support for new tempe sensor on eTrex 30 devices. See TrailTech for more information.
  3. Improved accuracy of compass calibration on eTrex 30 devices. A new manual compass calibration is required (Setup > Heading > Calibrate Compass).
  4. Improved map drawing at low zoom levels.
  5. Improved load times for geocache descriptions.
  6. Improved Ascent and Descent calculations.
  7. Fixed issue with preserving routes imported from BaseCamp (identical maps required).
  8. Fixed issue with picture rotation when using the photo viewer on eTrex 30 devices.
  9. Fixed possible error message when disconnecting the device from a computer.
  10. Fixed possible issue with viewing geocache descriptions in night mode.

Firmware Upgrade V2.90 (Please use Web-Updater to install the latest firmware)

To table of contents To table of contents

Changes made from version 2.70 to 2.80:

  1. Added ability to sort waypoints alphabetically.
  2. Improved GPS response at low speeds.
  3. Improved ability to clear unit settings ("All Reset") on power up: now only requires menu key and enter key to be held when powering the unit on.
  4. Improved size of roads drawn on map in 'automotive mode' orientation.
  5. Improved elevation data stored in track logs (etrex 30 only).
  6. Fixed issue that was causing some devices to display a 'memory full' message followed by bad device behavior.
  7. Fixed issue with distance to destination data field.
  8. Fixed occasional overlapping of data fields in the elevation application.
  9. Fixed issue where waypoints and geocaches could be lost.

Firmware Upgrade V2.80 (Please use Web-Updater to install the latest firmware)

To table of contents To table of contents

Changes made from version 2.60 to 2.70:

  1. Improved GPS response at low speeds.
  2. Fixed issue that could occur when restoring map zoom level defaults.
  3. Fixed issue with track distance data field in stopwatch application.

Firmware Upgrade V2.70 (Please use Web-Updater to install the latest firmware)

To table of contents To table of contents

Changes made from version 2.50 to 2.60:

  1. Added Geocaching with Photos (see garmin.blogs.com/softwareupdates/2012/01/geocaching-with-photos.html).
  2. Fixed potential naming issues with imported routes from BaseCamp.
  3. Fixed issue with reviewing BlueChart® g2 depth points from the map page.
  4. Fixed issue with magnetic north offset when projecting a waypoint.

Firmware Upgrade V2.60 (Please use Web-Updater to install the latest firmware)

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Changes made from version 2.40 to 2.50:

  1. Fixed issue where project waypoint feature would only work once per power cycle.

Firmware Upgrade V2.50 (Please use Web-Updater to install the latest firmware)

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Changes made from version 2.30 to 2.40:

  1. Improvements to the geocaching experience. See TrailTech for more information.
  2. Improved behavior on startup when importing large numbers of waypoints, tracks, routes, or geocaches.
  3. Fixed issue where the progress bar would not display any progress when importing waypoints, tracks, routes, and geocaches.
  4. Fixed issue with very long geocache descriptions.
  5. Fixed shutdown when reviewing certain geocache descriptions.
  6. Fixed issue where some auto-archived tracks would be named in English regardless of user language.
  7. Fixed issue with track log recording while using the stopwatch.
  8. Fixed potential shutdown while scrolling through Garmin Connect photos.
  9. Fixed minor graphical issue with the backlight slider on the status page.
  10. Modified default map trails to appear as dashed red lines.

Firmware Upgrade V2.40 (Please use Web-Updater to install the latest firmware)

To table of contents To table of contents

Changes made from version 2.20 to 2.30:

  1. Improved support for Russian cartography.

Firmware Upgrade V2.30 (Please use Web-Updater to install the latest firmware)

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Changes made from version 2.10 to 2.20:

  1. Added support for advanced geocache logging with OpenCaching.com. See TrailTech for more information.

Firmware Upgrade V2.20 (Please use Web-Updater to install the latest firmware)

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GARMIN etrex 20 GARMIN etrex 30 Rugged, portable, waterproof GPS devices with easy to read display and USB interface for data exchange with computer. Buttons and click stick for easy use, see detailed description.

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