@Arrowman I just thought of one more test you can do: bring Satellite Deco M4R to your home office and connect your PC to it by Ethernet cable. See if speed test on PC gives you better results with...

@TheWrights03 WiFi interference from household appliances, walls and other obstacles, distance between Satellite and Main Deco all cause WiFi speed degradation. Main Deco speed is not that bad, but...

@Arrowman If you have CAT5 cabling and can use it in your home office to connect Satellite Deco to it, the speed of WiFi will be much faster there than what you have now. See this document for...

@Arrowman Deco app speed test reports speed of wired connection between Main Deco and ISP modem/router. Do you have asymmetrical fiber? Because, with gigabit down and gigabit up, you should see same...

@staveled If you are happy with your current setup, I would suggest keeping it. Get Deco M5s, wire them to your powerline adapters, and Deco units will think they are connected to Ethernet and should...

@Chuck802.11 From what you describe you must have comcast router, not the modem. If you had just modem, you wouldn't be able to connect more than one device to it. We can use the fact you have...