This message was posted on behalf of Intel Corporation1 of 1 people found this helpful
Thank you for joining the Intel Community Support.
Intel does not test and validate Intel® NUC on Linux. However, we know that a lot of Intel® NUC owners are using it successfully on many different Linux distros. I recommend you to check your Linux distro's website and forums for peer assistance with this inquiry.
Additionally, you may visit the following website: https://01.org/linuxgraphics
This message was posted on behalf of Intel Corporation
You are right. The Intel® NUC Kit NUC6i7KYK supports three 4K displays, but you have to connect one display per video port.
As you already mentioned, the following configuration is recommended under Triple Display Configurations:
I hope this helps.