Through trial and error I was able to use the USB 3.1 port on the front of my NUC10 to add a 3rd monitor in extended mode.
Thank you for posting on the Intel® communities.
First, I would like to thank you for your post and sharing this steps to set multiple displays.
I am sure that other community peers will find this information helpful to answer their concerns.
As you do not require technical assistance with the setup used, we will proceed with the closure of this inquiry. However, If you have any question/concern please post a new question as this thread is no longer being monitored.
Once again, we appreciate the information provided.
Intel Technical Support Technician