IOGEAR says: Thank you for choosing IOGEAR and we apologize for the inconvenience. With 10.14 (Mojave ) Connect the Ether cable to the doc, connect the doc to your MAC. Restart the Computer . This may take up to 1 minute to be seen correctly by your MAC. To better service you and understand your set up, please feel to contact our customer support at 1-866-946-4327 or email us: support@iogear.com. Once again, thank you for choosing IOGEAR.