Your Roku® streaming device must have a good internet connection to stream your favorite movies and TV shows. To accomplish this, you can connect it to your wireless network, or if your Roku device and third-party Ethernet adapter, you can connect it to your wired network.
This article provides information about compatible Roku devices and Ethernet adapters and explains how you can connect your devices to your wired network.
Not all Roku devices support using an Ethernet adapter to connect to your wired network. Refer to the chart below for a list of Roku streaming devices that support an external third-party Ethernet adapter.
| Device | Model |
|---|---|
Roku Streaming Stick, Streaming Stick Plus | 3840X, 3830X |
Roku Express | 3960, 3960RS |
Roku Express 4K | 3940 |
Roku Express 4K+ | 3941 |
| Roku Streambar® SE | 9104R |
| Roku Streambar | 9102 |
| Roku Streambar Pro | 9101R2 |
| Roku Smart Soundbar | 9101 |
| onn.™ • Roku Smart Soundbar | 9100 |
When you are looking for an Ethernet adapter that is compatible with your Roku streaming device, use the following guidelines to narrow your search.
The third-party adapters below have been tested and verified with your compatible Roku device.
| Compatible streaming device | Tested adapters |
|---|---|
| Roku Express Roku Express 4K Roku Express 4K+ | |
Roku Streambar SE Roku Streambar Roku Streambar Pro Roku Smart Soundbar onn. • Roku Smart Soundbar |
Use the following steps to connect a compatible Ethernet adapter to your Roku Express 4K, or Express 4K+.
You are now ready to configure your streaming player for a wired internet connection.

Use the following steps to connect a compatible Ethernet adapter to your Streambar.
You are now ready to configure your Streambar for a wired internet connection.

After the physical connection is made, you can configure the network connection during the initial setup of your Roku streaming device or you can do it at any time from the Settings menu.
If you are setting up your Roku device for the first time, you need to follow the on-screen setup process described in the setup articles below.
If your Roku device is already set up with a wireless network connection, use the steps below to configure your device from the Settings menu.
Press Home

on your Roku remote
Scroll and select Settings
Select Network
Select Set up connection
Select Wired
When a compatible Ethernet adapter is detected, your Roku streaming device will automatically show the Wired option on the Network Connection Type screen. If you do not see the Wired option, refer to the previous sections in this article to check the following:
If your adapter and device are compatible, try the following troubleshooting steps.
To access your network and ultimately the internet, you will typically connect to a device called a router but it may also be referred to as a wireless router, wireless access point, home gateway or cable modem. In some cases, your internet service provider (ISP) may have provided you with a single integrated device that includes a cable modem and a router, or you may have purchased a stand-alone router from a company such as Linksys, NETGEAR, ASUS, Belkin or D-Link. In this article, the term router is used as a generic term to refer to the network device that your Roku device must connect to access the internet. For more information refer to the documentation provided by your ISP or router manufacturer.
Last updated at 3/24/2026 3:27:40 AM
