@SXC I am having the same problem (with ethernet backhaul) and after 6 weeks of getting nowhere with TP-Link Technical Support, I am about to return the 6 M5 units that I purchased. I had not touched...

I agree about the description on amazon and that was the basis on which I returned mine. You have up to 3 months to return stuff so there shouldn’t be any argument from them. Good luck.

@SriramS The E4R units won’t transfer more than 100mbps so you really don’t want them if you have a 300mbps contract speed. I made the same mistake and had to send them back.

Hi. I have 6 Deco M5 mesh units covering my house. Three are wired back to the master via the cat5e cabling in the walls. As expected, those slave units each receive over 300mbps which is the...