Updates & Downloads
Forerunner 945 software version 4.41 Beta
as of April 13, 2020
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 4.40 to 4.41:
- Updates to improve phone connection reliability
Changes made from version 4.20 to 4.29:
- Improvements to GPS
- Fixed training modes (workouts, intervals, set a target, etc.) in Virtual Running to allow connection to phone app
- Changed filtering of activities for Race an Activity. List of activities is now narrowed to those within the same general sport type.
- Fixed missing auto-run setting in Ski
- Improvements to rep-counting
- Improvements to floor-climb when the user is jogging up/down stairs
- Added SkiSkate profile
- Added BackCountry Ski profile
- Improvements to music playback/sync/providers
- Improvements/fixes to payments
- Made several improvements to Breathwork
- Made several WiFi related improvements
- Various other fixes and improvements
Changes made from version 4.00 to 4.06:
- Add new Virtual Run activity profile. This enables broadcast of speed and heart rate information to virtual running applications such as Zwift.
- Add Widget Glances, a new way to view widget information. The option to enable is found in the Widgets menu.
- Add Low Heart Rate to the Abnormal Heart Rate Alert feature.
- Various improvements for battery performance.
- Fix an issue that was causing loss of treadmill calibration data. For best results, perform an outdoor run before your first treadmill activity.
- Improvements to breathworks
- Miscellaneous bug fixes and improvements.
Changes made from version 3.30 to 3.77:
- Add Garmin Swim 2 Features: Advanced Swim Workouts, Auto rest, Critical Swim Speed, Swim Pacing Alerts
- Added all-day respiration, respiration widget, and breathwork activity
- Improved treadmill calibration
- Added Pilates
- Improvements to audio playback, audio apps
- Fixed crash that could occur on activity save at high elevation
- Fixed issue where sometimes heart rate and PulseOx data would not show when all-day PulseOx was enabled
- Various other fixes and improvements
Changes made from version 3.08 to 3.15:
- Added test code to track down issue with save at high altitude. Please see readme for beta.
- Improvements to segment achievements
- Improve stress readings
- Improvements to media player
- Improvements to phone connectivity
- Fix blocky elevation issue
- Improvements/fixes for Spotify
- Fix potential device freeze on activity summary loop.
- Improvements to headphone connectivity
- Improvements to sensor connectivity
- Fix backlight gesture bug introduced in 3.46 beta
- Various other fixes and improvements
Changes made from version 2.80 to 3.08:
- Added PacePro feature.
- Added additional data field configurations (5 and 6 field).
- Added graphical gauge data fields (i.e. Heart Rate, Cadence, etc.)
- Improve ANT+ and BLE sensor management
- Bluetooth software update to address battery life issues that could occur on some devices
- Improvements to headphone pairing and media player
- Improvements to golf
- Improvement/fixes for Connect IQ
- Some improvements for segments/Strava segments
- Various other fixes/improvements
Changes made from version 2.70 to 2.72:
- Added ability to enable wrist-based heart rate for swimming (pool and open water). This feature is enabled by default. To enable/disable this feature:
1. Open Menu
2. Scroll to 'Wrist Heart Rate' and enter menu
3. Scroll to 'While Swimming' and toggle to 'On'
- Fix swimming cadence/stroke rate
- Improvements to PulseOx settings
- Various fixes for ConnectIQ
Changes made from version 2.50 to 2.64:
- Added ability to enable wrist-based heart rate for swimming (pool and open water). To enable this feature:
1. Open Menu
2. Scroll to 'Wrist Heart Rate' and enter menu
3. Scroll to 'While Swimming' and toggle to 'On'
- Added Connect IQ 3.1 functionality.
- Fixed issues with LiveTrack
- Addressed rare issue of hourly alert drifting off of hour
- Fixed lapping issues in adaptive training plans and workouts
- Addressed 'Around Me' search time when using North Up map
- Fixed issue of duplicates of a user in GroupTrack
- Enabled support for Approach CT10 golf club trackers
- Added Sight N' Go feature
Changes made from version 2.40 to 2.48:
- Fixed bug that would slowly fill temp folder with unnecessary files
- Enable phone position injection to improve GPS fix times after moving long distances
- After Sunset added for backlight gesture option
- Added option to disable/enable lap key for activities
- Various golf improvements
- Added contextual menu accessible from activity paused screen
- Various other improvements
Installation Instructions
- Connect your Forerunner 945 to your computer using the USB cable.
- Download and unzip Forerunner945_441Beta.zip. Place the GUPDATE.GCD file in the \GARMIN folder of your device's internal storage drive.
- From the RemoteSW folder in the unzipped download, copy the GUP3303.GCD into the \GARMIN\RemoteSW folder on your device.
- 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-440.GCD file in the \GARMIN folder. Rename GUPDATE-440.GCD to GUPDATE.GCD before disconnecting your device. NOTE: If you revert to an older version of software, all of your settings will be reset to defaults.
- To downgrade your peripheral software, place the GUP3303-501.GCD from the RemoteSW\Downgrades folder into your device's \GARMIN\RemoteSW folder.