@yves_b thank you. I'm not worried about the laptop so much, all the chat support kept telling me to use it to test the wired speed. I changed the Ethernet cable to Cat6 from modem to router, do...

@yves_b thanks. I had Cat5e cables and put Cat6 on from modem to main deco. Then tested over WiFi and got 381Mbps. My laptop doesn't have a Ethernet port to test it wired. When I increased from...

Is the M4 efficient for speeds of up to and over 1Gbps?

I have a M4 3 pack. Does it matter which one is the main? Do the others connect only to the main or can they connect like a daisy chain? I have 1Gbps speed but only get 400Mbps out of the main, is...