Use the correct cable for your display. Check out the documentation that came with your display and ensure you have the proper cable to connect your display. The majority of the items tested right here work with non-Apple USB-C laptops too, however, you can examine Tech Advisor’s more general roundup https://apple-hdmi-adapter99753.aboutyoublog.com/26881253/5-simple-statements-about-dual-hdmi-adapter-to-usb-c-explained