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Varia Vision Firmware Version 3.20 Now Available

This software update can be downloaded by using Garmin Express. Please note once the software update has been released it can take up to 24 hours before Garmin Express provides this update to all users.

NOTE: V 3.20 SW on device installation instructions can be found on the screen after device is disconnected from charging cable and powered on.

Change History

Changes made from version 3.10 to 3.20:


  • Fix shutdown issue after finishing course.
  • Support muscle oxygen fields and fix performance condition field issue.
  • Fix distance unit issue on alerts.


Full change history can be foundhere.