Q: Are there any Distinctive procedure needs for max Display screen modes? A: For Display screen modes higher than 4K120 or 8K30 (which include 4K144 or 8K60) the host machine have to support DSC (Screen Stream Compression), an optional attribute of the DisplayPort spec and that is enabled in Newest https://usbc-to-hdmi84679.amoblog.com/getting-my-connect-macbook-to-ethernet-via-usb-c-to-work-48453448