@Jerome13 I managed to connect after making some adjustments, thanks The M8550 is still not a good VPN router. Even with VPN enabled, an unprotected connection was possible (no kill switch)

It's getting stuck when uploading the Mullvad config file; I've been waiting for several minutes. Normally, the upload only takes a few seconds. You can give it a go; I’ve attached the configuration...

@Jerome13 Thanks for the new beta firmware. WireGuard isn't working (invalid format). I've uploaded the WireGuard config files from ovpn . com – does it work for you? It doesn't work on my M8550, but...