@ilias1981 I guess that WAN/LAN3 port is used as output only when is connected to an access point. So I cannot share internet from this port.

Hello. I use the mobile WAN internet connection (through mobile carrier) capability of TP LINK NX510v v.1 and I want to use WAN/LAN3 port to add a 3rd device wired to internet. When I connect an...