[Garmin Firmware ChangeLog]: What's New in 15.52 | Forerunner 570

Overview

Garmin has released Software Version 15.52 for the mid-range Forerunner 570 smartwatch. This stable update is now available to users across both the 42mm and 47mm variants, continuing Garmin's commitment to consistent software performance across its running watch lineup.

Update Details

Device: Garmin Forerunner 570 (42mm & 47mm)
Software Version: 15.52
Rollout Status: Rolling out in waves (50% phased)
Compatibility: All Forerunner 570 models

What's Included in Version 15.52?

Manufacturing Optimizations

Changes to support manufacturing - Updates to device drivers ensuring proper hardware integration across different manufacturing batches
Provides consistent performance across all production units
Minimal visible impact to current users

General Bug Fixes & Improvements

Various bug fixes and improvements addressing system-level stability
Enhanced overall device reliability
Refined fitness metric calculations

Installation Guide

Method 1: Automatic Update (Recommended)

The Forerunner 570 can receive updates automatically if paired with your smartphone and connected to Wi-Fi:

Ensure your watch is paired with the Garmin Connect app
Connect to Wi-Fi or your smartphone's Bluetooth
Updates download in the background and install automatically
No action required on your part

Method 2: Manual Check via Watch

To manually trigger the update check on your Forerunner 570:

Press Up to access the main menu
Scroll to System
Select Software Update
Tap Check for Updates
Follow on-screen prompts if an update is available

Method 3: Desktop Update (Garmin Express)

For a faster, more reliable update experience:

Connect your Forerunner 570 to a computer via USB cable
Open Garmin Express application
Follow on-screen instructions to install the latest software
Keep your device connected during the entire process (2-10 minutes)

Forerunner 570 Features Overview

Released in May 2025, the Forerunner 570 represents Garmin's successful mid-range offering with impressive upgrades:

Display & Build

1.4-inch AMOLED display (47mm) or 1.2-inch AMOLED (42mm)
Always-on display capability
Aluminum bezel (upgraded from polymer)
Gorilla Glass 3 protection

Sensors & Tracking

Elevate Gen 5 heart rate sensor with improved accuracy
Multi-band GNSS positioning (GPS, GLONASS, Galileo, BeiDou, QZSS)
SatIQ technology for automatic satellite selection
Blood oxygen monitoring
Skin temperature tracking

Smart Features

Speaker and microphone for voice calls and smart replies
Voice control capabilities
Smart notifications (calls, texts, apps)
Garmin Pay for contactless payments

Training & Fitness

Triathlon Coach integration
Multi-sport structured workouts
Advanced running metrics
Evening Report feature
Heat and altitude acclimation data

Battery Life

Smartwatch Mode: 11 days (47mm) | 10 days (42mm)
GPS Mode: 18 hours (47mm) | 16 hours (42mm)
GPS + Music: 9 hours (47mm) | 8 hours (42mm)

Why These Updates Matter

While version 15.52 doesn't introduce new features, stability updates are crucial for:

Reliability: Ensuring your watch performs consistently during workouts
Accuracy: Maintaining precise fitness and health metrics
Battery Efficiency: Optimizing power consumption
Compatibility: Supporting new smartphone models and apps
Security: Patching any potential vulnerabilities

Troubleshooting Update Issues

Issue: Update won't start

Solution: Ensure device has 50%+ battery; restart both watch and smartphone

Issue: Update takes too long

Solution: Try connecting to Wi-Fi directly; Garmin Express via computer is faster

Issue: Update fails midway

Solution: Restart your device; reconnect to Garmin Express and try again

Conclusion

Version 15.52 for the Forerunner 570 represents another step in Garmin's ongoing refinement of this popular mid-range watch. The stable, reliable performance of the Forerunner 570 makes it an excellent choice for serious runners and triathletes who want premium features without the flagship price tag.

Update now to ensure your Forerunner 570 performs at its best!