Using the Blackmagic Design UltraStudio 4K is straightforward. First, connect it to your device using the correct power supply included. Then, follow the normal setup steps according to your system. When using, keep in mind that one of the fans is louder than normal, but this doesn't affect the device's performance. For maintenance, make sure to keep the device in a clean and dry place. Regularly check the power supply for any signs of wear. If you have any further questions, refer to the official documentation.