@David-TP Thanks again!! Would be nice if TP had made a PoE injector with several ports (for PoE power), but then again the market would be too small - too few cases like mine :)

@spotam For the past year I have used a kit of 3 Deco M9. Anyone please correct me if there is a better way but this is how my setup is: Main Deco has to be connected (via cable) to internet...

@David-TP Hi and thanks for the quick reply! The schematics you are showing looks like what I had in mind. If I understand you correctly then my intended setup is not recommended since the satellite...

Below in this guide is shown examples of "Router mode" and "Access point mode": https://www.tp-link.com/en/support/faq/3484/ It doesn't show the setup I intented so before I start wiring I'd like to...