Using this Barco video switcher is easy. First, connect it to your power supply that comes with the product. Make sure the power cable is firmly plugged in. Then, connect your video sources and the display device to the appropriate ports. You can switch between different video inputs easily. When using, avoid exposing it to extreme temperatures and humidity. For maintenance, keep it clean by gently wiping the surface with a dry cloth regularly. If you encounter any problems, check the connections first before seeking further assistance.