Product Overview
The Samsung Galaxy Watch 4 is a Bluetooth and GPS-enabled smartwatch designed to help users track fitness, manage notifications, and stay connected. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your device.

Image: The retail packaging for the Samsung Galaxy Watch 4. The white box features the 'Galaxy Watch4' logo at the top and a depiction of the black smartwatch with a green watch face in the center. The Samsung logo is visible at the bottom of the box.
Setup
1. What's in the Box
- Samsung Galaxy Watch 4 (SM-R860NZKALTA)
- 1 Lithium Ion battery (pre-installed or included)
- Charging cable/dock
- Quick Start Guide
2. Initial Charging
Before first use, fully charge your Galaxy Watch 4. Connect the charging cable to a power source and place the watch on the charging dock. The watch display will indicate charging status.
3. Pairing with Your Smartphone
- Ensure your smartphone is running a compatible operating system (Android or iOS).
- Download and install the Samsung Wearable app from your device's app store.
- Open the Samsung Wearable app and follow the on-screen instructions to pair your Galaxy Watch 4 via Bluetooth.
- Confirm the pairing code on both your watch and smartphone.
Operating Your Galaxy Watch 4
Basic Navigation
- Touchscreen: Swipe, tap, and pinch to navigate menus and interact with apps.
- Buttons: Use the physical buttons on the side for power, back, and home functions.
Key Features
- Time Display: Customize watch faces to show time and other information.
- Text Messaging: Send and receive text messages directly from your wrist.
- GPS: Utilize built-in GPS for accurate location tracking during outdoor activities.
- Health Tracking: Monitor heart rate, track workouts, and analyze sleep patterns to achieve health goals.
Connectivity
The Galaxy Watch 4 supports both Bluetooth and Wi-Fi connectivity for seamless integration with your smartphone and access to online services.
Maintenance
Cleaning Your Watch
Regularly clean your watch and strap with a soft, dry cloth. For stubborn dirt, slightly dampen the cloth with water. Avoid using harsh chemicals or abrasive materials.
Battery Care
To maximize battery life, avoid extreme temperatures and fully discharging the battery frequently. Charging nightly is recommended for consistent use. The watch uses a 361 Milliamp Hour Lithium Ion battery.
Software Updates
Keep your watch's software updated through the Samsung Wearable app to ensure optimal performance, new features, and security enhancements.
Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Watch not pairing | Bluetooth off, app issue, watch not in pairing mode | Ensure Bluetooth is on, restart watch and phone, try resetting the watch. |
| Rapid battery drain | High usage, background apps, outdated software | Reduce screen brightness, close unused apps, update software, disable unnecessary features. |
| Watch overheating | Intensive use, charging, software issue | Stop using the watch, remove it from your wrist, allow it to cool down. If persistent, contact support. |
| NFC not working | Compatibility issues, software settings | Check NFC settings on both watch and phone. Ensure phone compatibility (e.g., Xiaomi phones mentioned in reviews). |
Resetting the Watch
If issues persist, you may need to perform a factory reset. This will erase all data on the watch. Consult the Samsung Wearable app or Samsung's official support website for detailed instructions on how to perform a factory reset.
Specifications
| Feature | Detail |
|---|---|
| Model Number | SM-R860NZKALTA |
| Product Dimensions | 1.59 x 1.55 x 0.39 inches |
| Item Weight | 0.882 ounces (25 Grams) |
| Screen Display Size | 1.35 Inches |
| Shape | Round |
| Memory Storage Capacity | 16000 MB |
| RAM Memory Installed Size | 1.5 GB |
| Operating System | Android, iOS compatible |
| Special Features | Time Display, Text Messaging, GPS |
| Battery Capacity | 361 Milliamp Hours |
| Battery Type | Lithium Ion |
| Connectivity Technology | Wi-Fi, Bluetooth |
| GPS | True (Built-in) |
| Manufacturer | SAMSUNG |
| First Available Date | August 19, 2021 |
Warranty and Support
Your Samsung Galaxy Watch 4 comes with a standard manufacturer's warranty. Please refer to the warranty card included with your product or visit the official Samsung support website for detailed warranty terms and conditions.
For technical assistance, troubleshooting, or to inquire about repairs, please contact Samsung Customer Service or visit their online support portal. You may also consider purchasing extended protection plans for additional coverage.
Online Support: www.samsung.com/us/support/