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Firmware Version 6.20 Now Available

This software update can be downloaded by using Garmin Express, or Garmin Connect Mobile. Please note that once a software update is released it can take up to 24 hours before Garmin Express provides this update to all users.

Change History

Changes made from version 5.20 to 6.20:


  • New Feature! Added support for Shimano Di2 Synchronized Shift. Graphical Gear data fields will now blink, an alert tone will be played, and a message banner will be displayed to indicate a chain ring shift is upcoming. Synchronized Shift mode can be changed and the alert tones can be disabled through the Shimano Di2 sensor settings.
  • Added improvements for ANT+ bike lights. Added new Light Beam Activated and network Light Mode settings to ANT+ Bike Lights sensor settings. You can now configure your lights to turn On with a Timer Start by using the new Light Beam Activated setting and there is also a new Trail Light Mode.
  • Added support for Connect IQ version 2.2.3.
  • Added segment start points to the map.
  • Fixed power zone settings not being retained.
  • Fixed compass text in night mode.
  • Fixed an issue that kept an alternate phone number from being selected for an Incident Detection emergency contact.
  • Added special characters that were missing from keyboards when entering a course or workout name.



Full change history can be found here.

Note: If you are having trouble updating your Edge 820 to the latest firmware or are not seeing the prompt to install the update, please make sure your device is fully charged. If you continue to have trouble updating the device please see the FAQ listed here.