Updates & Downloads
Forerunner 645 Music software version 6.02 Beta
as of August 8, 2019
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.
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In the process of troubleshooting reported issues we may access information in your Garmin Connect account, such as your activity files. More information about Garmin's privacy policies can be found at: http://www.garmin.com/en-US/legal/privacy-statement
- 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 5.90 to 6.02:
- Fix crash that could occur while using the device in Hebrew.
- Improve phone connectivity.
Changes made from version 5.70 to 5.73:
Changes made from version 4.20 to 5.17:
- Add support for Mono / Stereo music playback.
- Improved Headphone Connectivity.
- Improved sensor pairing experience.
- Fixed rare crash that could occur when powering on unit.
- Various stability improvements.
Changes made from version 3.10 to 3.11:
Changes made from version 2.40 to 2.50:
- Added Trail Run
- Improved Floors Climbed Algorithm
- Improved Absolute Elevation Calculation
- Improved Rep Counting UI
- Updated Translations
- Changes to Support Factory
- Numerous Other Fixes
- Added Timer Audio Prompts
- Music Stability Improvements
- Improved Headphone Connectivity
- Improved Headphone Volume Processing
Installation Instructions
- Connect your Forerunner 645M to your computer using the USB cable.
- Download and unzip Forerunner645MBeta.zip. Click on the Beta folder. Place the GUPDATE.GCD file in the \GARMIN folder of your device's primary internal storage drive. Place the GUP2887_FORCE.GCD in the \GARMIN\REMOTESW folder of your devices internal storage drive.
- 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, download and unzip Forerunner645MBeta.zip and click on the Public folder. Place the GUPDATE.GCD file in the \GARMIN folder of your device's primary internal storage drive. Place the GUP2887_FORCE.GCD in the \GARMIN\REMOTESW folder of your devices internal storage drive. Disconnect the device.
NOTE: If you revert to an older version of software, all of your settings will be reset to defaults.