1. Product Overview
The ARRIS SURFboard mAX Pro W31 is a Tri-Band Mesh Ready Wi-Fi 6 Router designed to provide high-speed, reliable wireless internet coverage throughout your home. Utilizing AX11000 Wi-Fi technology, it offers speeds up to 11 Gbps and coverage up to 3,000 sq ft. This router is optimized for demanding applications such as virtual reality, online gaming, and 4K video streaming, ensuring a robust and efficient network experience.

Image: The ARRIS SURFboard mAX Pro W31 router, a cylindrical black device with a blue illuminated base, designed for modern home networks.
2. Package Contents
Verify that all items are present in your product package:
- ARRIS SURFboard mAX Pro W31 Wi-Fi 6 Router
- AC Power Adapter
- Ethernet Cable

Image: The ARRIS SURFboard mAX Pro W31 router displayed alongside its retail packaging, illustrating the product and its box.
3. Setup Guide
Follow these steps for a simple and secure setup of your ARRIS SURFboard mAX Pro W31 router:
- Connect to Internet Modem: Connect one end of the provided Ethernet cable to the WAN port on your SURFboard mAX Pro W31 router and the other end to an available Ethernet port on your existing internet modem (DOCSIS cable, Fiber, Satellite, or 5G/Cellular modem).
- Power On: Connect the AC Power Adapter to the router's power input and then plug it into a power outlet. Wait for the router to power on and initialize. The LED indicator will show its status.
- Download SURFboard Central App: Download the SURFboard Central app from your mobile device's app store. The app provides step-by-step instructions for configuration and network management.
- Follow In-App Instructions: Open the SURFboard Central app and follow the on-screen prompts to complete the setup process, including creating your Wi-Fi network name (SSID) and password.


Image: Icons representing the download of the SURFboard Central app and the ease of app-guided setup for the router.
4. Key Features and Operation
4.1 Tri-Band Wi-Fi 6 (802.11ax) Technology
The SURFboard mAX Pro W31 features Tri-Band (2.4GHz/5GHz/5GHz High) 4x4 design with eight Wi-Fi 6 streams, delivering combined speeds up to 11,000 Mbps. This advanced technology ensures optimal performance for multiple devices simultaneously, reducing buffering and improving responsiveness for activities like online gaming and 4K streaming.

Image: A graphic displaying the 'Tri-Band Gigabit Wi-Fi 6' logo, highlighting the router's advanced wireless capabilities.
4.2 Mesh System Expandability
This router is mesh-compatible, allowing you to expand your network coverage by adding additional W131 or W31 SURFboard mesh devices. This creates a seamless whole-home Wi-Fi 6 mesh system, extending true gigabit speeds across larger areas up to 3,000 sq ft per router.

Image: A diagram illustrating mesh Wi-Fi coverage within a multi-story home, showing how the system optimizes network performance throughout the space.
4.3 Gigabit Ethernet Ports
The router includes 3 Gigabit Ethernet LAN ports and 1 Gigabit Ethernet WAN port, providing high-speed wired connectivity for devices such as gaming consoles, desktop computers, and network-attached storage (NAS).
5. SURFboard Central App Features
The SURFboard Central app offers comprehensive control and monitoring of your home network:
- Real-time Monitoring: View connected devices and network activity.
- Parental Controls: Set time limits, pause internet access, and create reward-based activities for children.
- Quality of Service (QoS): Prioritize network traffic for specific applications or devices.
- Guest Network: Create a separate Wi-Fi network for guests, enhancing security.
- Who's Home Feature: Receive alerts when devices connect to or disconnect from your network.
- IFTTT Integration: Connect with third-party smart home brands like Sonos, Fitbit, Ring, and Philips Hue.

Image: A smartphone screen displaying the SURFboard Central app interface, showing network speed, connected devices, and optimization options.



Image: Icons representing key app features: Parental Controls, Quality of Service (QoS), and Guest Network functionality.
6. Placement Guidelines
For optimal Wi-Fi performance, consider the following placement guidelines:
- Place the router in a central location within your home.
- Elevate the router, ideally on a shelf or desk, to minimize signal obstruction.
- Avoid placing the router near large metal objects, concrete walls, or appliances that emit electromagnetic interference (e.g., microwaves, cordless phones).
- Ensure adequate ventilation around the router to prevent overheating.

Image: The ARRIS SURFboard mAX Pro W31 router positioned on a white shelf, demonstrating an ideal elevated placement for optimal signal distribution.
7. Maintenance
Regular maintenance helps ensure the longevity and optimal performance of your router:
- Firmware Updates: The SURFboard Central app will notify you of available firmware updates. Install these updates to ensure your router has the latest features and security enhancements.
- Restart Periodically: Restarting your router every few weeks can resolve minor network issues and improve performance. Unplug the power adapter, wait 30 seconds, then plug it back in.
- Keep Clean: Gently wipe the exterior of the router with a soft, dry cloth. Ensure ventilation openings are free from dust.
8. Troubleshooting
If you encounter issues with your SURFboard mAX Pro W31 router, consider the following common solutions:
- No Internet Connection:
- Check all cable connections between the router, modem, and power outlets.
- Restart both your modem and router.
- Verify your internet service is active with your Internet Service Provider (ISP).
- Slow Wi-Fi Speeds:
- Ensure the router is placed in an optimal location, away from obstructions and interference.
- Check for too many devices connected to the network simultaneously.
- Perform a speed test to confirm your internet plan's speed.
- Update router firmware via the SURFboard Central app.
- Cannot Connect to Wi-Fi:
- Verify you are selecting the correct Wi-Fi network name (SSID) and entering the correct password.
- Restart your device and try connecting again.
- Ensure the router's Wi-Fi is enabled (check LED indicators).
9. Specifications
| Model Name | W31 |
| Wireless Type | 802.11ax (Wi-Fi 6) |
| Frequency Band Class | Tri-Band (2.4GHz/5GHz/5GHz High) |
| Wi-Fi Speeds | Up to 11,000 Mbps (AX11000) |
| Coverage | Up to 3,000 sq ft (per router) |
| Ethernet Ports | 3 x Gigabit LAN, 1 x Gigabit WAN |
| Antenna Type | Internal |
| Special Features | QoS, WPS, Mesh-compatible, Alexa Support |
| Preset Wi-Fi Security | WPA2-PSK (AES) |
| Compatible Devices | iPhone, cell phone, Tablet, computer, streaming devices, smart TV, IoT devices |
| Product Dimensions (LxWxH) | 4 x 4 x 8 inches |
| Item Weight | 2.2 pounds |
| Manufacturer | CommScope |
10. Warranty and Support
10.1 Warranty Information
The ARRIS SURFboard mAX Pro W31 router comes with a 2-Year Limited Warranty provided by ARRIS. Please retain your proof of purchase for warranty claims.

Image: An icon indicating a 2-Year Warranty, signifying the product's coverage period.
10.2 Customer Support
For technical assistance or support, please contact ARRIS Customer Support:
- Live Chat and Phone Support: Available 8am - 1am EST.
- Refer to the SURFboard Central app for additional help resources and FAQs.






