[Garmin Firmware ChangeLog]: What's New in 25.11 Beta | Fenix 7/Epix 2/Enduro 2/MARQ Gen 2

Overview

Garmin has released Beta Version 25.11 for the Fenix 7, Fenix 7 Pro, Epix 2, Epix 2 Pro, Enduro 2, Quatix 7, and MARQ Gen 2 series. This beta update enables ECG functionality while continuing to keep Dive features disabled.

Update Details

Devices: Fenix 7/7S/7X, Fenix 7/7S/7X Pro, Epix Gen 2, Epix Pro (42mm/47mm/51mm), Enduro 2, Quatix 7, MARQ Gen 2
Software Version: 25.11 Beta
Previous Beta: 25.10
Distribution: Over-The-Air (OTA)
Channel: Public Beta Program

What's New in Version 25.11 Beta?

Feature Updates

ECG Enabled: ECG functionality has been enabled with this version for compatible devices

Feature Status

ECG: Now enabled
Dive: Still disabled in this update

Installation Instructions

For users enrolled in the Garmin Beta Program:

Ensure your watch is connected to Wi-Fi or paired smartphone
Navigate to System > Software Update
The beta update should appear if you're enrolled
Follow on-screen prompts to install

Important Notes

Beta Software: This is pre-release software and may contain bugs
ECG: Now available for compatible devices
Dive Features: Remain temporarily disabled
Feedback: Report issues through the Garmin Beta Forum

About ECG on Garmin Watches

The ECG (electrocardiogram) feature allows compatible Garmin watches to:

Record a single-lead ECG reading
Detect signs of atrial fibrillation (AFib)
Store and share ECG recordings with healthcare providers
ECG is available in select regions where regulatory approval has been obtained

Conclusion

Beta 25.11's primary focus is enabling ECG functionality for beta testers. Users interested in testing ECG should update to this version. Note that Dive features remain disabled and will return in a future beta release. This version was subsequently released as a stable update on January 22, 2026.