@David-TP I got it working in the end but only some of my devices can connect to the internet via Deco WiFi. Sony TV is the big exception. Comes up as 'Connected, no internet" despite full factory...

I bought a new Deco X80 yesterday and can connect to it but it cannot connect to the internet. I have copied the PPPoE settings directly from the old router but still no luck. The PPPoE Username is...