(3.34 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 3.32 Beta to 3.34 Beta:

  • Added support for broadcasting wrist heart rate data during an activity. (Settings > Sensors > Wrist Heart Rate > Broadcast HR > In App)
  • Added additional improvements for CIQ 1.3 SDK.
  • Improved wrist heart rate performance. (upgrade to 2.61 – GUP2415.GCD)
  • Fixed a potential issue where invalid characters were being shown on the lap banner page.
  • Fixed a potential issue with golf scorecards.
  • Fixed a potential issue with intensity minutes calculations.
  • Fixed an issue where calorie data was not being recorded correctly on the subsequent activity, after using an HRM-Tri or HRM-Swim.



  • Installation Instructions
  1. Connect your fenix 3 HR to your computer using the USB cable. Download and unzip
  2. Place the GUPDATE.RGN file in the \GARMIN directory
  3. Place the GUP2415.GCD file in the \GARMIN\REMOTESW directory
  4. Copy and paste the ‚TEXT‘ folder in the \GARMIN directory. Choose ‚Yes‘ when asked if you’d like to copy this new folder over the current TEXT folder.
  5. Disconnect from your computer and proceed through the update.

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