@spicycavier Try disabling the UPnP, reboot the device and try again: If still the message persists try disabling ALG features, reboot again and test: If this doesn't help either, try to narrow down...

@JEB0208 Have you tried to reboot the router and see if your laptop is visible again in QoS ?

@EmptyStreet Change the power socket where you plug the device to rule out any power socket/strip issue. When changing power supply make sure the new one has the same electrical characteristics like...

@fishy1 For LAN1 could be a loose RJ45 plug contact. For LAN2 could be that your TV is only 100mbps capable. You can check LAN2 as well by connecting your PC there and the TV in LAN3. In general a...

@EmptyStreet Go through this thread's suggestions and see if any of them helps.

@Ginnel RT-AX58U WAN port supports Internet connection Type : PPPoE, PPTP, L2TP, Automatic IP, Static IP According to TalkTalk fiber broadband guide the Authentication type should be DHCP/IPoE. Can't...