@Wifi_Guy Sounds like a faulty cable to me then, 5e should easily handle 200mbps, could be a faulty connector on either end or a damaged cable. Best to replace.

@Wifi_Guy Also if the C6 has easymesh feature make sure that is switched off on the C6 web GUI as it can interfere with Deco in AP mode.

@Wifi_Guy Must be an issue with your ethernet cable to that Deco, if you move that Deco to right next to or near the C6 and try a different/shorter ethernet cable, then check you are connected to...

@kb867 eBay is good for used/new M5's. A single unit is about £50 to purchase, bidding normally ends up more than that. There are sets of 3 going on auction which normally end up going for about...

@kb867 Decos are always set up in router mode first as default which I assume you have done already and therefore created your wifi network already? Once changed to AP mode same wifi network will...

@kb867 you could do that yes, however there are a number of factors that could affect the wifi backhaul speeds between the Deco units, IE: interference, distance etc.... this will ultimately...