(2.87 MB)

View installation instructions and system requirements

Changes made from version 4.00 Beta to 4.02 Beta:

  • Added support for CIQ SDK 1.4.1
  • Improved the floors climbed accuracy


  • 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.BIN file in the \Garmin\RemoteSW directory
  4. Disconnect from your computer and proceed through the update.
  5. If you would like to revert to the last public release software, follow the above steps, but place the gupdate_3.60.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.