(2.78 MB)

View installation instructions and system requirements


  • For any issues that you encounter please fill out the form included in the download and attach it to an email to Please note that you may not get a response to the email unless we need more information on the issue you report.
  • Although this software is believed to be reliable, it has not yet been released for production and should be used at your own risk.


Changes made from version 3.11 Beta to 3.13 Beta:

  • Improved accuracy of distance and lap counting for Pool Swim.
  • Improved ETA and ETE estimates when navigating a course.
  • Improved distinction between raceable course for training and courses for navigation.
  • Fixed labels on altimeter and barometer graphs in ABC widget.
  • Fixed issue with page color after a rest interval in a Pool Swim.



  • Installation Instructions
  1. Connect your fenix 3 HR to your computer using the USB cable. Download and unzip
  2. Navigate to the GarminRemoteSW folder and remove any files that may reside there. If you do not see any files in GarminRemoteSW, then please ignore this step and move to step #2.
  3. Place the GUPDATE.RGN file in the GARMIN directory
  4. Disconnect from your computer and proceed through the update path
  5. Connect your Fenix 3 HR to your computer
  6. Place GUP1909.bin, GUP2196.GCD, GUP2414.BIN, GUP2415.GCD in the GARMINREMOTESW directory
  7. Disconnect from your computer and proceed through the update path
  8. If you would like to revert to the last public release software, follow the above steps (ignoring step #3), but place the gupdate_220.rgn file in the GARMIN folder. Rename the file to gupdate.rgn before disconnecting your device. NOTE: If you revert to an older version of software, all of your settings will be reset to defaults.

  • System requirements
  1. IBM-compatible PC running Windows XP or later operating system and an available USB port.