How to install and enable external antennas on your ISP-Customized 4G or 5G router

User Application Requirement
Updated 06-04-2025 06:03:32 AM Number of views for this article156
This Article Applies to: 

NOTE: Both external antennas must be installed to ensure the router’s LTE/5G network operates properly, providing optimal performance and stable connectivity.

When working in 4G/5G Router mode, you can install 5G external antennas (not included in the product package) manually to strengthen the 5G signals of your Modem Router.

Before You Start

  • Make sure your antennas support the working frequency and band.

Supported band

NX220v

4G:

FDD-LTE:B1/B3/B5/B7/B8/B20/B23/B28

TDD-LTE: B38/B40/B41/B42/B43

5G: N1/N3/N5/N7/N8/N20/N28/N38/N40/N41/N77/N78

NX510v

4G:

FDD-LTE:B1/B3/B5/B7/B8/B20/B28

TDD-LTE: B38/B40/B41/B42/B43

5G:

N1/N3/N5/N7/N8/N20/N28/N38/N40/N41/N77/N78

NX620v

4G:

FDD-LTE: B1/B3/B5/B7/B8/B20/B28/B32

TDD-LTE: B38/B40/B41/B42/B43

5G: N1/N3/N5/N7/N8/N20/N28/N38/N40/N41/N77/N78

MX515v

4G:

FDD-LTE:B1/B3/B5/B7/B8/B20/B28

TDD-LTE: B38/B40/B41/B42/B43

  • Make sure your antenna's connector type is SMA-MALE.

The examples of external antenna connector.

Follow the steps below to install your external antennas:

1. Remove the antenna cover on the back of your Modem Router. Here, take NX510 v1 as an example.

A modem router with external antennas interface(NX510v).

2. Connect both of your 5G external antennas to the antenna ports.

A modem router with external antennas interface(NX510v).

Note: The image of antennas is for reference only and may differ from actual products. We cannot guarantee the performance while using any third-party 5G external antennas.

3. Access the web management page

Connect your computer or phone to the modem using WiFi or Ethernet cable and visit http://tplinkmodem.net. Or http://192.168.1.1

4. Log in to the web interface, go to Advanced > Network > Mobile WAN and enable

External Antennas. When enabled, the external antennas will replace part of the internal antennas.

Guidance to enable external antennas.

Get to know more details of each function and configuration please go to Download Center to download the manual of your product.

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