How to use Magewell Director Plugin - Magewell Director User Guide

A Stream Deck device.
Go to Downloads | Elgato to download the Stream Deck based on your OS, Mac or Windows, and install it on your computer.
Go to Stream Deck Plugins | Elgato Marketplaceto get the Magewell Director plugin to your account.
Your computer and the Director device should be in the same LAN.

Plug a Stream Deck device to your computer.
Open the Stream Deck app, you will find the plugin on the right.
If you haven't got the plugin from the marketplace, you can download it here, and then double-click the downloaded file. It will be automatically installed.
(Optional) If your Stream Deck device has dials, such as Stream Deck +, select the Stream Deck + in the upper left corner, and click "Keys" or "Dials" in the upper right corner to switch functions supporting Keys and Dials.
On the Stream Deck app, drag a function to one box.
Click "Input IP Address".
Input the IP address of your Director device, and click "Connect". The window disappears automatically after a successful connection.
You can view the IP address of Director device in Control Center by swiping down from the top of the screen.
Click the arrow of the dropdown box of "Function", and select a function. Some functions need more selections or settings, please follow the on-screen guide. You can enter a Title if needed.
Drag more functions to the boxes left to customize your profile.
Use keys and dials on the Stream Deck device to perform the functions.

Drag and drop "Scene" to one box.
Click the arrow of the dropdown box of "Function", and select "Switch to the specific scene".
Click the arrow of the dropdown box of "Scene name", and select "HDMI 1".
Press the key on your Stream Deck device to switch to the "HDMI 1" scene.