@BasK That would be the plan: connect one side of that cable directly to modem/router and another side to the switch. If switch can negotiate connection with the router, you can connect anything you...

@BasK Then, you should configure Deco mesh to run in Access Point mode and everything should work, wired and wireless, assuming you can manage to make that Ethernet cable work through the switch or...

@BasK That was going to be my next recommendation: using the switch. Also, question for you: do you have ISP modem or ISP modem/router? Because, if it is router, you could configure Deco mesh to run...

@BasK It is most likely the cable that Deco units don't like for any reason, but perhaps there might be a workaround which could make it work. If you connect one side of that cable to Main Deco, and...

@Liwiu Each WiFi mesh "hop" cuts speed by half. This is not just Deco, it is the limitation of WiFi mesh technology, for any brand. Which means, if your Main Deco delivers 250Mbps, Satellite...

@my2108 I don't know when TP-Link will release new firmware 1.6 with that feature for M9 Plus. Beta firmware was around for a while, and TP-Link Support just promised that release is "around the...