Currently have five Deco X55 units, four of which are using ethernet backhaul, and one that is wireless backhaul (out in the garage where I didn't think to run a cable when we built the house!). I wou

Trying to set up a secured guest network on my Deco X55. Using it in router mode. If I set NONE for security, the guest network is fine. Clients can connect and use the internet, and the guest network