Most likely it's the cable(s) and not the monitor. Another commenter posted: https://support.displaylink.com/knowledgebase/articles/738618-display-intermittentl

Most likely it's the cable(s) and not the monitor. Another commenter posted: https://support.displaylink.com/knowledgebase/articles/738618-display-intermittently-blanking-flickering-or-los https://support.displaylink.com/knowledgebase/articles/73861... Try a higher quality cable or a clip-on ferrite ring.