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Firmware: V5.00 - V4.80 - V4.70 - V4.50 - V4.30 - V4.20 - V4.00 - V3.90 - V3.70 - V3.40 - V3.20 - V3.10 - V3.00 - V2.90 - V2.80 - V2.60 - V2.50 - V2.40

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. Press the MENU key twice.
  3. "Setup" is now highlighted, press the ENTER key.
  4. "System" is now highlighted, press "up". "About" should now be highlighted - if not, navigate through the Setup until About is highlighted.
  5. Press the ENTER key.
  6. The system will display the firmware version at the second line ("Software Version") and the unit ID on the third line, followed by various copyright information.
  7. Press the QUIT key to return to the previous page.

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 5.00:

  1. Fixed potential GPS issue.

Firmware Upgrade V5.00 (Please use Web-Updater to install the latest firmware)

To table of contents To table of contents

Changes made from version 4.70 to 4.80:

  1. Fixed possible issue where a Live Track on would only show a single coordinate on the map.
  2. Fixed issue preventing 500 custom maps to be loaded.
  3. Fixed issue where archived tracks could not be loaded from the calendar.

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

To table of contents To table of contents

Changes made from version 4.50 to 4.70:

  1. Fixed issue where the compass wouldn't work when the bike sensor was on.
  2. Fixed issue where track portions were being saved incorrectly.

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 4.50:

  1. Added support for optional MTP (Media Transfer Protocol) interface mode (Setup > System > Interface).

Firmware Upgrade V4.50 (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. Added support for Bike Speed Sensor, see options.
  2. Added support for Bike Cadence Sensor, see options.

Note: Bike Speed Sensor plus Bike Cadence Sensor also available as pack.

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

To table of contents To table of contents

Changes made from version 4.00 to 4.20:

  1. Improved Bluetooth pairing.
  2. Fixed importing adventures from SD cards.
  3. Fixed possible routing crash.

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

To table of contents To table of contents

Changes made from version 3.90 to 4.00:

  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.
  4. Fixed output of SNR in $GPGSV NMEA sentence.

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

To table of contents To table of contents

Changes made from version 3.70 to 3.90:

  1. Improved map load times.
  2. Fixed possible shutdown when scrolling through the waypoints list.

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

To table of contents To table of contents

Changes made from version 3.40 to 3.70:

  1. Improved 3-axis compass performance.

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

To table of contents To table of contents

Changes made from version 3.20 to 3.40:

  1. Fixed shutdown on charging page when PAGE or QUIT buttons are pressed.
  2. Fixed possible shutdown in when reviewing a route in Russian.
  3. Fixed device not reconnecting to a tempe wireless temperature sensor across a power cycle.
  4. Fixed several track distance statistic issues.
  5. Fixed waypoint distances being listed incorrectly for Waypoint Averaging.

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

To table of contents To table of contents

Changes made from version 3.10 to 3.20:

  1. Improved cartography support (Garmin Hunt View maps).
  2. Improved boot time when a large amount of BirdsEye satellite imagery is present.

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

To table of contents To table of contents

Changes made from version 3.00 to 3.10:

  1. Fixed issue with power off pressure trending (64s/64st models only).

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

To table of contents To table of contents

Changes made from version 2.90 to 3.00:

  1. Fixed issue with geocaching 'Next Stage' feature.
  2. Fixed potential issue with geocache filters.

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

To table of contents To table of contents

Changes made from version 2.80 to 2.90:

  1. Added support for Android version of Garmin Connect Mobile app (for LiveTrack, 64s/64st models only).
  2. Improved 3-axis compass performance (64s/64st models only).
  3. Fixed missing 'AA Battery Type' option when not using the optional rechargeable battery pack in Setup > System. (64 model only).
  4. Fixed issue with barometer when auto calibration is turned off (64s/64st models only).
  5. Fixed missing ascent, descent, and elevation statistics when reviewing certain tracks.
  6. Fixed possible shutdown when using custom waypoint symbols.
  7. Fixed possible shutdown when displaying the option menu in Czech.

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 2.60 to 2.80:

  1. Fixed freeze when 'Geocaches' is present in the page sequence.

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 2.50 to 2.60:

  1. Fixed issue causing possible slow boot times.

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

To table of contents To table of contents

Changes made from version 2.40 to 2.50:

  1. Improved average ascent and average descent data fields.
  2. Improved vertical speed and grade data fields.
  3. Improved transfer speed between device and BaseCamp Mobile or Garmin Connect Mobile (64s/64st models only).
  4. Fixed potential issue when programming a chirp (64s/64st models only).
  5. Fixed potential shutdown when using smart notifications.
  6. Fixed displaying duplicate smart notifications in certain instances.

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

To table of contents To table of contents

Changes made from version 2.20 to 2.40:

  1. Added support for additional ActiveRouting cartography.
  2. Improved display of marine-specific lines in BlueChart g2 maps.

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

To table of contents To table of contents

GARMIN GPSmap 64 GARMIN GPSmap 64s GARMIN GPSmap 64st Rugged hand held GPS devices with large color display, integrated base map, auto-routing, slot for uSD memory card and USB interface. The GPSmap 64s and 64st are additionally equipped with an electronic compass, a barometrical altimeter, a connector for an external antenna and they support wireless communication with compatible devices. The GPSmap 64st comes furthermore with a pre-installed topographic map of Europe. All models support the US GPS and the Russian GLONASS satellites, see detailed description.

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