@Alexandre. Thanks for the quick reply and clarification. You mention that this is not possible on the X20. Which models do allow for additional networks?

I have 2 networks created: 1- 2.4 / 5 ghz regular mesh network and 2- guest network which transmits at 2.4 and is used for IoT. I want to create a 3rd network that runs only 5ghz. I have tried to use...