@Kevin_Z Thank you for the quick response. OK, that seems to make sense now but to be 100% clear, the setup I described (as you correctly identified: " modem router--main Deco--PLC/wifi--slave Deco...

Hi there, I've been gearing up to purchase the Deco P9s with a plan to setup as follows: 1st P9 unit (into modem/router) utilising powerline extension to send signal to second P9 unit and then the...