Use the correct cable on your display. Check the documentation that came with your display and be sure to have the right cable to connect your display. This hub also stands apart from regular USB-C ports by getting USB4, meaning you get to play with your Mac’s comprehensive 40Gbps Thunderbolt https://franciscoaunds.bloggip.com/26377237/new-step-by-step-map-for-usb-c-to-hdmi-adapter-at-walmart