If you need to find your Roku device IP address, there are a few different ways you can do it. One way is to go into the Settings menu on your Roku and look for the Network option. Once you select that, your IP address should be listed there. Another way to find your Roku device IP address is to go to the Roku website and sign in to your account. Once you're logged in, go to the My Account section and then select Manage Devices. Your Roku device's IP address should be listed under each device.
If you're still having trouble finding your Roku device IP address, feel free to contact customer support and they'll be able to help you out.