Quote:
Originally Posted by conorlap
Hmmm good research - but both monitors work fine through the D3100 when I use a Windows 8 laptop, so it seems like some MacOS compatibility issue unfortunately. I've emailed Displaylink support with the info and logs to see if this can be solved. In the meantime I'll use the HDMI out on my Macbook for the second monitor! Thanks for your input  |
If you have had success with the same physical setup using Windows, if you have not already you may want to try the procedure described here -->
https://support.displaylink.com/know...-not-available to see if that allows you to manually specify the resolution of the display within macOS.