Updates & Downloads
Forerunner 55 software version 5.06 Beta
as of April 19, 2022
View installation instructions
Notes:
- For any issues that you encounter please fill out the form included in the download and attach it to an email to [email protected] 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.
Change History
Changes made from version 4.11 to 5.06:
- Add support for Connect IQ system 5.
- Update Incident Detection to better distinguish between supported and unsupported activities.
- Modify the software update process to allow the user to defer the installation. This replaces the automatic install during the user's sleep window.
- Fix minor bugs.
Changes made from version 4.02 to 4.10:
- Fix occasional battery drain when user only has one sport marked as 'favorite'.
- Add setting for Incident Detection during Track Run.
- Fix HIIT activity summary page not being accessible on the Garmin Connect website.
Changes made from version 3.03 to 4.00:
- Added support for stress from a HRM strap during Yoga and Breathwork sports.
- Added notifications for disconnecting/reconnecting to a LiveTrack session.
- Improved the software update process for external accessories. Installation prompts will now appear after an activity.
- Lengthened duration of Find My Device vibration and beeping
- Added support for simultaneously broadcasting through ANT+ and Bluetooth.
Changes made from version 2.09 to 3.02:
- Fixed Live Event Sharing.
- Fixed Audio Prompts.
- Improved activity saving and loading time.
- Improved daily suggested workout algorithm for entry level runners.
- Improved app selection list current item visibility.
- Added ANATEL ID to the About screen.
Installation Instructions
- Connect your Forerunner 55 to your computer using the USB cable.
- Download and unzip Forerunner55_506Beta.zip. Place the GUPDATE.GCD file in the \GARMIN folder of your device's internal storage drive.
- Disconnect your device from the computer, approve the update on the watch, and wait for the update to finish.
- From the RemoteSW folder, copy the GUP3925.gcd and GUP3926 files to the device's \Garmin\RemoteSW folder.
- Disconnect your device from the computer, approve the update on the watch, and wait for the update to finish.
- If you would like to revert to the last public release software, place the GUPDATE-411.GCD file in the \GARMIN folder. Rename GUPDATE-411.GCD to GUPDATE.GCD. Copy the GUP3925.GCD and GUP3926.GCD files from RemoteSW\Downgrades, place it in the device's \Garmin\RemoteSW folder. Disconnect the device to install. NOTE: If you revert to an older version of software, all of your settings will be reset to defaults.