@laserbak Can you telnet to port 27960 of the internal IP of your Windows 11 machine from another device? e.g.: telnet 192.168.1.42 27960 (replace 192.168.1.42 with the IP.) If there is a connection...

@laserbak On what device are you trying to do the port forward to and for what purpose? Maybe that will be useful information.

WireGuard VPN client

It's a real shame that only VPN server (which is generally useless on most mobile carriers due to CGNAT etc.) is implemented on this device. VPN client would be far more useful in my view, for remote...

@Saljj I'm fairly sure the spec is the same worldwide, so I think you'll be OK. I bought one in Thailand and it works in the UK.

Hmm, that is confusing indeed. Hopefully somebody from TP-Link can confirm. Is the device working well for you?