@useless_wizard Hi, WDS is an old and non-standardized technology that's been phased out by most router manufacturers in recent years. I guess that is just what happened with the Archer C50 V6.

@Omnius Hi, Even though the firmware itself is from January this year, it was only published on the "Worldwide" download webpage a couple of days ago. Other regional webpages have apparently not been...

@kleem It is normal that changing the operation mode also results in the IP address changing. To find the new IP address you will need to check again on the main router to which the AP router is...

@kleem Hi, If you have more than one TP-Link router and http://tplinkwifi.net opens the login page of the "wrong" router, then you need to use the LAN IP address of the router you want to access...

@Var_M Well, then just test whether WMM disabled makes any difference. If it doesn't, then set it back to enabled. You can also try the 2.4 GHz settings "Channel Width: 20 MHz" and "Mode: 802.11b/g/n...

@RVeir Ok, that's good. Can you please share a screenshot that shows how you've set up the port forwardings for WireGuard and/or OpenVPN on the ISP router?