AT&T Airties Air 4921 Smart Wi-Fi Extender User Manual

1. Product Overview

The AT&T Airties Air 4921 Smart Wi-Fi Extender is designed to expand your home Wi-Fi coverage, reducing signal weak spots and dead zones. It utilizes state-of-the-art mesh technology to seamlessly extend your existing AT&T Wi-Fi network.

This extender is compatible with specific AT&T Wi-Fi gateways: 5268AC, BGW210, BGW320, and NVG599. It is not compatible with AT&T Fixed Wireless Internet.

Figure 1: AT&T Airties Air 4921 Smart Wi-Fi Extender (Front View)

Key Features:

• Seamless Connectivity: Expands Wi-Fi coverage and minimizes dead zones.
• Whole Home Wi-Fi Solution: 1600Mbps dual-band (2.4 GHz and 5 GHz) concurrent wireless mesh access point.
• Wireless Connection: 1300AC + 300N Mbps dual-band wireless AP compliant with 802.11ac & 802.11n standards.
• Ports: Two Gigabit Ethernet LAN ports for backhaul to gateway or front haul to client devices.
• WPS Button: For simple setup and secure connection with WPS supported wireless devices.
• Backward Compatible: Supports 802.11a/b/g wireless standards.
• Wireless Security Options: WPA2-Enterprise, WPA2-Personal, WPA-Enterprise, WPA-Personal.

Figure 2: AT&T Airties Air 4921 Smart Wi-Fi Extender (Rear Ports)

2. Setup and Installation

There are two primary methods to set up your AT&T Airties Air 4921 Smart Wi-Fi Extender: using the Smart Home Manager app or using the Wireless Pairing System (WPS) button.

2.1. Setup using AT&T Smart Home Manager App

The Smart Home Manager app provides a guided setup process for your extender.

1. Download the App: Download the AT&T Smart Home Manager app from your device's app store. You can also visit att.com/smarthomemanager for quick setup.
2. Sign In: Sign in to the app using your AT&T user ID and password.
3. Add Extender: Within the app, navigate to "Help Network Home Network Hardware Add Extender" and follow the on-screen instructions.
4. Confirm Pairing: Once the extender's indicator light turns solid WHITE, it is successfully paired and ready for use.

2.2. Setup using Wireless Pairing System (WPS)

This method allows you to pair the extender directly with your AT&T gateway using the WPS buttons.

1. Connect Power: Connect the power supply to the extender and plug the other end into an electrical outlet.
2. Initiate Pairing on Extender: Push the WPS button on the front of the extender. Watch for the light to blink GREEN.
3. Initiate Pairing on Gateway: Within two minutes, press and release the WPS button on your AT&T Wi-Fi gateway.
4. Confirm Pairing: The light on the extender will turn solid WHITE when successfully paired.
5. Relocate Extender: Once paired, unplug the extender from the outlet. Move it to an area between your gateway and the location where you desire a stronger signal. Plug the extender into a known working outlet in the new location and wait for the WHITE light to confirm connection.

Figure 3: AT&T Airties Air 4921 Smart Wi-Fi Extender (Side View)

3. Operating the Extender

Once set up, the AT&T Airties Air 4921 Smart Wi-Fi Extender operates automatically to extend your Wi-Fi signal. It creates a mesh network with your AT&T gateway, ensuring seamless roaming and optimal signal strength throughout your home.

The extender supports dual-band operation (2.4 GHz and 5 GHz), providing flexibility for various devices and network demands. The Smart Home Manager app can be used to personalize and manage your home Wi-Fi network and connected devices, offering insights into your network performance and helping you optimize extender placement.

4. Maintenance

To ensure optimal performance and longevity of your AT&T Airties Air 4921 Smart Wi-Fi Extender, consider the following:

• Placement: Ensure the extender is placed in a well-ventilated area, away from direct sunlight, heat sources, and obstructions that could interfere with Wi-Fi signals (e.g., large metal objects, thick walls).
• Cleaning: Periodically clean the exterior of the device with a soft, dry cloth. Do not use liquid cleaners or aerosols.
• Firmware Updates: Keep your AT&T gateway and extender firmware updated. Updates are typically managed automatically by AT&T, but you can check the Smart Home Manager app for any notifications.

5. Troubleshooting

If you encounter issues with your AT&T Airties Air 4921 Smart Wi-Fi Extender, refer to the following common solutions:

• No Signal/Weak Signal:
  • Ensure the extender is plugged into a working electrical outlet and its indicator light is solid WHITE.
  • Relocate the extender to a position roughly halfway between your AT&T gateway and the area experiencing weak Wi-Fi. Use the Smart Home Manager app to identify optimal placement.
  • Check for physical obstructions (e.g., thick walls, large appliances) that might be blocking the signal.
• Pairing Issues:
  • Ensure both the extender and the gateway are powered on.
  • Repeat the WPS pairing process, ensuring you press the WPS button on the gateway first, then on the extender, within the specified timeframe.
  • If using the Smart Home Manager app, ensure you are signed in with the correct AT&T credentials and follow the app's instructions precisely.
• Indicator Light Status:
  • Solid WHITE: Extender is successfully paired and operating normally.
  • Blinking GREEN: Extender is in WPS pairing mode.
  • No Light/Red Light: Indicates a power issue or a problem with the connection. Try unplugging and re-plugging the extender.
• Compatibility: Confirm your AT&T Wi-Fi gateway model is one of the supported models (5268AC, BGW210, BGW320, NVG599).

6. Specifications

7. Warranty and Support

For warranty information, please refer to the documentation provided with your AT&T Internet subscription or contact AT&T customer service directly. Protection plans may also be available for purchase separately.

For technical assistance or further support, please contact AT&T customer service:

• Phone Support: 1-833-933-7468
• Online Support: Visit att.com/shmhelp