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Installing the Latest Software On the Descent G2 Series

Keeping your software up to date will ensure that you get the best performance and latest features, which are listed in the What’s New? section. Methods for updating software are described below.

What's New?

System Software August 2025 Release Notes v23.09

This update is starting to roll out to users on August 7th and may take up to a week before reaching your device. After updating you may be prompted to accept the dive disclaimer again. 

Continued Improvements and Bug Fixes

  • Added Passcode support. This allows users to create a passcode that prevents unauthorized access to the device.

  • Added notifications when pairing to sensors using open ANT connections.

  • Added connection type information for paired sensors.

  • Improved inductive button temperature compensation to prevent false presses in extremely cold water.

  • Fixed issue where some Dive Shortcuts could get reset to defaults.

  • Fixed message when declining to install a software updates to correctly indicate that the update won't be installed automatically.

  • Fixed issue related to displaying distance values during Pool Apnea STA training dives

  • Fixed heart rate broadcast occasionally not working over BLE.

  • Fixed several translation issues.

  • Merged in the latest epix Gen 2 content through v23.xx, including the following highlights: Breathing Variations during sleep, Connect IQ System 8, and many bug fixes and minor improvements.

Previous Versions

System Software March 2025 Release Notes v19.50

Continued Improvements and Bug Fixes

  • Fix potential crash when configuring a graphical compass data field on the dive data screens.

  • Fix dive battery estimates impacted by in-activity always-on display settings.

System Software Initial Release Version 19.49

Release day software update introduces an updated user interface, including support for new features and customization options.


Keeping your software up to date will ensure that you get the best performance and latest features. Methods for updating software are described below. 

For information on updating compatible mapping, see Related at the bottom of the page.

Installing Software Updates

Garmin Connect™ App

The Garmin Connect app will download software updates automatically behind the scenes while your device is connected to your mobile phone. There are no steps required for you to take to get the latest software. Generally, any released updates will take up to a week to download before automatically, or prompting, to install on your device. 

Search for, and download, the Garmin Connect app in your phone's application store to get started. For more information on the Garmin Connect app, see - Garmin Connect app on Garmin.com.

Garmin Express™ Software

Garmin Express software provides the ability to check for, and download, software updates each time you connect your device to the computer.

For information on downloading Garmin Express software and using it to update your device, see - Using Garmin Express to Update Your Watch's Software.



Related