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TP-Link Deco Range: Coverage Per Model, Placement Distance, and Tips to Improve Your Wi-Fi

Q&A of functional explanation or specification parameters
Last updated: May 8, 2026

This page covers common questions about the TP-Link Deco range, including how much coverage each Deco model provides, how far apart to place your Deco units for the best wireless performance, and practical tips to extend and improve your Deco coverage.

Key Takeaways

  • The WiFi range of Deco units varies depending on several environmental factors rather than having a fixed distance specification.
  • For the best wireless performance, Deco units should be placed no more than 50 feet apart. If units are connected via Ethernet backhaul, placement distance is more flexible.
  • Deco range can be affected by building materials, walls, floors, and interference from other electronic devices. Placing units higher up and away from obstructions improves coverage.
  • Moving Deco units away from metal objects, floors, and walls reduces interference and strengthens the wireless signal.
  • Devices such as microwaves, Bluetooth devices, and USB 3.0 peripherals can cause interference on the 2.4GHz band, reducing Deco's effective range.

Q1: What Is the Wi-Fi Range of TP-Link Deco?

The WiFi range of Deco units varies depending on several environmental factors rather than having a fixed distance specification. The actual coverage you'll experience depends on factors like your home's layout, wall materials, interference from other devices, and how you position your Deco units.

To get the best WiFi coverage and range from your Deco system, follow the guidelines in the Deco Placement Guide.

If you find the coverage isn't sufficient after following these guidelines, you may consider adding more satellite units to expand coverage.

Q2: How Far Will TP-Link Deco Mesh Reach?

For the best experience, when wireless, each Deco unit should be placed no more than 50 feet from another Deco unit. You can refer to the Deco Placement Guide: Where to Place Your Deco Mesh Wi-Fi Units to find a suitable location for your Deco so that you can enjoy the best internet connection.

If your Deco units are connected via Ethernet backhaul, placement distance is more flexible — a wired connection means units do not need to relay the signal wirelessly, so they can be positioned farther apart.

Q3: How to Improve TP-Link Deco Range and Placement

The Wi-Fi range of the Deco will be affected by wireless interference, physical impediments, and the location of the Deco. To improve Wi-Fi range, please follow these tips.

  1. Place your Deco in an elevated location, such as a bookcase, shelf, or upstairs room, for better coverage.
  2. Move your Deco off the floor and away from walls and metal objects (such as metal file cabinets). Metal, walls, and floors will interfere with the wireless signals. The closer your Deco is to these obstructions, the greater the interference, and the weaker the connection.
  3. Keep your Deco away from devices that cause 2.4GHz interference, such as microwaves, Bluetooth devices, and USB 3.0 peripherals.

If you need more help, it’s recommended that you contact TP-Link support.

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