@B3cks For your network, I would recommend all four M9 Plus (you can buy them in two 2-packs), instead of M9 Plus (3-pack) + 1 M3W. Consistent networking hardware is always better. Every time TP-Link...

@Rogiervdb When Deco mesh runs in Access Point mode, QoS feature is not available. You can have it with Deco mesh configured to run in Router mode.

@JoyriderBC You can have Satellite X60 connected wirelessly and it should work just fine. Except, speeds on devices connected to Satellite X60 will be slower than for devices which are connected to...

@JoyriderBC If you can have one of Satellite Deco wired, you can add X60 and connect it by Ethernet cable. In that setup it'll be as good as X90. You can also have X60 connected wirelessly to Main...

@Nullius I did not change anything on my network to set up Deco, that is true. There must have been something with main router you had, either preventing Deco from obtaining IP address or filtering...

@Nullius I am not sure where your problems come from. This is how I set up my Deco mesh in Access Point mode: Downloaded TP-Link deco app on my smartphone and created an account Unpacked first Deco...