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| Garmin is offering over a dozen improvements to the Fenix 7 with the smartwatch's latest stable update |
If you’ve been participating in Garmin’s beta program for your high-end watch, your feedback has just shaped a significant public release. Garmin has officially promoted the latest beta software to a stable public update, System Software 25.11, for its Fenix 7 series and a host of other premium models. The headline? The long-awaited ECG functionality is now live for supported devices.
This move finalizes a recent round of beta testing, bringing a robust set of fixes and a key health feature to users' wrists. The update is currently rolling out in phases, so don’t be alarmed if you haven’t received a notification yet.
From Beta to Wrist: What’s New in Update 25.11
The journey for this version began earlier this week as Beta Version 25.11. After a short but intensive testing period with dedicated users, Garmin has deemed it ready for the wider population. The update is a substantial one, jumping from version 23.48 and addressing over a dozen user-reported issues that range from minor annoyances to potential deal-breakers.
The most significant addition is the activation of the ECG (Electrocardiogram) app on compatible devices. This feature turns your watch into a single-lead ECG, capable of detecting atrial fibrillation (AFib) and providing insightful heart rhythm data—a powerful tool for proactive health monitoring. Notably, Garmin has kept its specialized Dive software disabled in this release, indicating a focused approach to refining core and fitness features first.
A Changelog Focused on Polishing the Premium Experience
While the ECG feature will grab headlines, the true value for many users lies in the sweeping stability improvements. Garmin has published a detailed, 20-item changelog across its official forums. We’ve combed through it to highlight the key fixes:
- Critical Stability Enhancements: Multiple scenarios that could cause the device to unexpectedly shut down have been resolved. These include downloading maps, saving golf activities, selecting contacts in the InReach widget, and viewing Daily Suggested Workout steps.
- Activity & Fitness Tracking Refinements: Problems with Pace Pro data display, Strength workout weight carry-over, and Optical Heart Rate (OHR) activation during activities have been fixed. Skin temperature tracking is now correctly handled for Fenix 7 models without Wi-Fi.
- Interface & Data Accuracy Tweaks: Users will see fixes for map course previews, watch face data fields, Weather Radar time formats, Tide Alert units, and the Morning Report schedule display. The menu title in the Sleep Mode setup has also been corrected.
- Sport-Specific Updates: Golfers gain the ability to enable or disable auto-lap, and an issue with connecting to Nautique Boats has been addressed.
For the complete, official breakdown, Garmin has posted detailed threads for each device family in its forums:
- Fenix 7 / Tactix 7 Series Update Thread
- Enduro 2 Update Thread
- Epix (Gen 2 & Pro) Series Update Thread
- D2 Mach 1 Series Update Thread
- MARQ (Gen 2) Series Update Thread
Garmin typically releases stable updates in batches to ensure server stability. The company reports that roughly 20% of eligible devices have already been offered System Software 25.11. A full global rollout may take several days.
If you’re eager to check, you can manually prompt your device:
- Navigate to Settings > System > Software Update on your watch.
- Select “Check for Updates.”
Eligible devices include the Fenix 7 series (including Pro models), Enduro 2, Epix (Gen 2 & Pro), Quatix 7, MARQ (Gen 2), and D2 Mach 1 series. As always, ensure your watch is charged and within range of your phone for a smooth update via Garmin Connect.
This update underscores Garmin’s commitment to enhancing its flagship devices long after purchase, adding both groundbreaking health features and crucial reliability improvements. For those in the market, the Garmin Fenix 7 Pro remains a top-tier choice for endurance athletes and adventurers, and you can check the latest price on Amazon here.
Have you received the update yet? Notice any improvements or have questions about the new ECG feature? Let us know in the comments below.
