Updates & Downloads

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Forerunner 735XT software version 9.40

as of October 16, 2018

Use Garmin Express to install this file.

(2.65 MB)

Notes:

• WARNING: If this software is uploaded to a device other than that for which it is designed, you will not be able to operate that device.
• If attempts to upload software fail, you may need to return the device to Garmin® for service.

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Change History

Changes made from version 9.30 to 9.40:

• Added support for ConnectIQ 2.4.9.
• Added support for using a foot pod as the distance source while running with a GPS fix. Menu -> Settings -> Sensors and Accessories -> select your foot pod -> Distance.
• Improvements to pool swim distance accuracy.
• Reduced the likelihood of the watch shutting down prematurely in very cold weather.
• Various fixes and improvements related to Bluetooth connections to smartphones.

Changes made from version 9.20 to 9.30:

• Added support for ConnectIQ 2.4.5.
• Improved the behavior of syncing steps to Garmin Connect Mobile.
• Fixed an issue in which the last row of the hourly forecast on the weather widget could show incorrect data.
• Fixed an issue in which scheduled workouts could appear on the wrong day on the training calendar in some time zones.
• Fixed an issue where changing the step goal on Garmin Connect Mobile may not always update on the watch.
• Fixed a rare issue in which activities no longer record properly and take a very long time to save.

Changes made from version 9.10 to 9.20:

• Improved support for some trainers by removing the restriction on setting wheel size smaller than 100mm for speed/cadence sensors.
• Fixed Bluetooth connectivity issues with Huawei phones.

Changes made from version 8.40 to 9.10:

• Added support for ConnectIQ 2.4.1.
• Varia Vision fixes and improvements.

Changes made from version 8.30 to 8.40:

• Added support for ConnectIQ 2.3.4.
• Fixed an issue in which a paired Running Dynamics Pod could be disabled unexpectedly.
• Fixed an issue in which a Varia UT800 headlight could turn off unexpectedly.
• Fixed an issue in which monthly totals couldn't display four digits.
• Various fixes and improvements to segments embedded within courses.
• Various fixes and improvements related to Activity Tracking.
• Varia Vision fixes and improvements.

Changes made from version 8.20 to 8.30:

• Add an optional countdown timer after rests in pool swim. Find the countdown setting in Activity Settings > Countdown Start.
• Smart notifications are now sent to Varia Vision if connected.
• Fixed an issue in which Live Segments alerts could interfere with a running Connect IQ app.
• Fixed an issue in which Connect IQ watch faces may not display heart rate history.
• Fixed an issue in which distance, pace, and auto-pause may not work correctly in UltraTrac mode.

Changes made from version 7.20 to 8.20:

• Added support for Connect IQ 2.3.1 SDK. See the Connect IQ 2.3.1 SDK for a list of new features.
• Display swim distance with greater precision in very long open water swims.
• Fixed an issue in which pool swim personal records may be displayed with incorrect units.
• Fixed an issue in which the Virtual Partner Time Ahead field would always show 0:00.
• Fixed an issue in which GPS could be enabled in indoor activities in some rare cases.
• Changed the Hebrew keyboard to default to the Hebrew character set.

Changes made from version 7.10 to 7.20:

• Added support for Connect IQ 2.2.4 SDK. See the Connect IQ 2.2.4 SDK for a list of new features.
• Added support for the Running Dynamics Pod.
• Fixed an issue in which an 'Updating' message could interrupt HR broadcast mode.
• Varia Vision fixes and improvements.
• Various bug fixes and stability improvements.

Changes made from version 6.20 to 7.10:

• Added support for Connect IQ 2.2.1 SDK. See the Connect IQ 2.2.1 SDK for a list of new features.

Changes made from version 6.10 to 6.20:

• Fixed an issue in which the Running Dynamics stride length was not calculated correctly.

Changes made from version 5.20 to 6.10:

• Fixed a rare issue in which the GPS position was not recorded correctly.

Changes made from version 4.40 to 5.20:

• Added support for automatically starting a LiveTrack session at the beginning of an activity if that setting is enabled in Garmin Connect Mobile.
• Connect IQ fixes and improvements.
• Varia Vision fixes and improvements.

Changes made from version 4.30 to 4.40:

• Stability improvements.
• Various Varia Vision fixes and improvements.

Changes made from version 4.20 to 4.30:

• Refresh Connect IQ watchfaces as soon as they're updated by a phone app.
• Fixed potential activity file corruption by new Connect IQ apps that write data to the activity file.
• Improved reliability of HRM-Tri/HRM-Swim straps.

Changes made from version 3.30 to 4.20:

• Added support for Connect IQ 2.1.0 SDK. See the Connect IQ 2.1.0 SDK for a list of new features.
• Added support for broadcasting optical heart rate over ANT to other devices during an activity.
• Added support for muscle oxygen sensors.
• Added support for phone apps to subscribe for more frequent data updates.
• Added support for Find My Watch.
• Added support for Apple Media Service - users can now control any active music player, e.g. Spotify, as well as volume (requires iOS 8.0 and higher).
• Improved pool swim distance algorithm.
• Varia Vision fixes and improvements.
• Stand up paddle boarding and rowing fixes and improvements.
• Various bug fixes and stability improvements.

Changes made from version 3.20 to 3.30:

• Added support for Hebrew.
• Added support for displaying a subset of Emoji characters in smart notifications.
• Added a multisport profile repeat option to support Swimrun activity profiles.
• Added support for displaying equipment icons in swim workouts.
• Added a snooze option to alarms.
• Improved pool swim distance algorithm.
• Improved foot pod calibration algorithm.
• Improved Audio Prompt reliability.
• Fixed an issue in which yesterday's resting heart rate may not be shown on the resting heart rate graph.
• Fixed an issue in which the Elevation data field could not be added to Hike/XC Ski activity profiles.
• Fixed an issue in which the Pace and Avg Pace data fields could not be added to SUP and Other activity profiles.
• Varia Vision fixes and improvements.
• Various bug fixes and stability improvements.

Changes made from version 3.10 to 3.20:

• Fixed an issue in which the optical heart rate sensor would remain off in watch mode after a swim activity.
• Improved the intensity minutes calculation for activities.
• Improved the reliability of Bluetooth smartphone connections.

Changes made from version 2.20 to 3.10:

• Improved pool swim distance algorithm.
• Added support for standup paddleboarding and rowing activity profiles.
• Added support for power audio prompts.
• Various Varia Vision fixes and improvements.