@BiancaAlfario Deco mesh will not connect with non-Deco equipment, but I can offer you simple solution for what you want. You will need to get Deco X50-PoE. This exact Deco model:...

@a_sh My recommendation would be to remove Main Deco from the link between Modem/router and switch SW1. Connect switch directly to modem/router, Main Deco to SW1, and also connect other switches to...

@BigFotherM Main Deco M5 is WiFi 5. It can deliver 400-500Mbps in almost ideal conditions, usually less. Satellite M5 will deliver half of that. Do this for speed test: 1. Enable only 5 GHz band in...

@sayajoris I can't speak about compatibility between TP-Link powerline adapters, that would be question for powerline adapters forums. TL-PA7017 KIT is what I was going to recommend. Note that there...

@sayajoris This will work as long as powerline adapters are compatible with Deco Ethernet backhaul. Do you already have powerline adapters you plan to try, or would you like to have recommendations...

@Benwood118 You run Deco mesh in Access Point mode. In that mode QoS parameter is disabled and does not have impact on broadband speed. You need to replace Ethernet cable that connects Main Deco to...