@jeterry3 How is your X20 connected into this? modem > Deco X65 > ethernet cable to> 16 port TPLink switch Do you run the Deco in Router or AP mode?

@ThomasOhio Perhaps via one of those methods: Using the Device Isolation feature: https://community.tp-link.com/us/home/kb/detail/412694 Assigning the "guest" vlan ID to the interface of the device...

@Thewilsons99 There is no reason to change the name of the wifi network of the Deco when you change its operational mode from AP to Router. You can continue using the same wifi SSID/password, and you...

@Nanny-Martin Indeed, as the Deco runs in AP mode, the StarLink router sees those devices as reachable via that wire.

@MartinE In AP mode, the Deco always obtains its own (local) IP address using DHCP.

@s4ws4gp4tty From my experience, if the Deco is isolated from Internet, you can manage it via the app, when locally connected to it. You might have to restart the app to achieve that.