@David-TP Thanks again. Works fine now, with only a Deco wifi network. Turns out my TV decoders' wifi does not support WPA3 security, so they connect when I deselect WPA3 on the Deco wifi.

@David-TP Thank you for your response. Follow-up questions: - When I disable the "old" wifi, will the Deco wifi be 2.4 GHz or 5 GHz? The "old" wifi has both active. - My ip TV boxes can not find the...

Please bear with a total noob with "stupid" questions: I just installed the mesh system (a 2-pack). - One Deco is wired to my 1 Gb/s up/down fiber connected modem/wifi router. I did not change any of...