Q: Are there any special program prerequisites for optimum Screen modes? A: For display modes higher than 4K120 or 8K30 (including 4K144 or 8K60) the host system must support DSC (Display Stream Compression), an optional function of your DisplayPort spec which happens to be enabled in Latest hosts with Thunderbolt https://www.linkedin.com/posts/anhometech_anhome-usb-c-hub-hdmi-adapter-sd-card-reader-activity-7180578073875001344-MUdi?utm_source=share&utm_medium=member_desktop