@RichyS thanks for the post. With your config, does it require you to connect to the guest vlan to manage your IoT devices/gateways? or have you bridged the 2 networks? Also, tp-link advised I could...

Hi, initial setup was 3 x M5. setup went fine and I configured the IoT network via the Deco app on iphone. Next I purchased a deco X20 DSL. Setup went fine and previously configured networks were...