Updates & Downloads
Forerunner 245 software version 4.29 Beta
as of March 25, 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 4.20 to 4.29:
- Improvements to GPS
- Fixed training modes (workouts, intervals, set a target, etc.) in Virtual Running to allow connection to phone app
- Improved filtering of activities for Race an Activity
- Several improvements to Breathwork
- 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.
- Miscellaneous bug fixes and improvements.
Changes made from version 3.70 to 3.77:
- Add Garmin Swim 2 Features: advanced swim workouts, auto rest
- Added all-day respiration, respiration widget, and breathwork activity
- Improved treadmill calibration
- Added Pilates
- Various fixes and improvements
Changes made from version 3.46 to 3.52:
- Improvements to sensor connection
- Improvements to phone connectivity
- Fix backlight gesture bug introduced in 3.46 beta
- Various other bug fixes and improvements
Changes made from version 3.10 to 3.46:
- Bluetooth software update to address battery life issues that could occur on some devices
- Add PacePro feature
- Improve ANT+ and BLE sensor management
- Improvements/fixes for Connect IQ
- Various other fixes and improvements
Installation Instructions
- Connect your Forerunner 245 to your computer using the USB cable.
- Download and unzip Forerunner245_429Beta.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.
- Reconnect your Forerunner 245 to your computer using the USB cable.
- From the RemoteSW folder in the unzipped download, copy the 006B310708.GCD file into the \GARMIN\REMOTESW folder on your device.
- Again, 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-420.GCD file in the \GARMIN folder. Rename GUPDATE-420.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. After the watch reboots and the setup wizard is complete, reconnect and place the 006B310700_290.GCD file from RemoteSW\Downgrades into the \GARMIN\REMOTESW folder on your device. Rename the file to 006B310700.GCD, disconnect and install.