@Rickyboy If connection is working, it means router WiFi is still on. Power off all Deco units and if router SSID still working - that means its WiFi is definitely on.

@Rickyboy @ImtiazAli is correct, but with Deco M5 you can override this and can configure daisy chain connection. See Part 1 of the following document: How to select a preferred signal source on the...

@mlj With Deco mesh running in Access Point mode, you can connect Main Deco to either router (Archer) or to the switch. That will put Main Deco in Ethernet backhaul mode, assuing switch is...

@Rickyboy If you configured your Deco mesh to run in Access Point mode, you shouldn't be changing your ISP Router configuration. There is no need for that. Just turn off Router's WiFi, that's it....

@Rickyboy WiFi mesh, not just from Deco but of any brand, is to improve WiFi coverage. For that, you'll be paying with reduced WiFi speed. Example: Suppose, you have WiFi router at one end of your...

@Rickyboy If you are getting this from Deco app, you may be looking at current network utilization instead of maximum bandwidth.