@JonHS555 Link below about the lights for you, would indicate that the Broadband is down and wi-fi may be ok!
This link below provides information about the coloured lights on the various hubs that can help to see what is going on! If the system is also Full Fibre then the lights on the OR/CF ONT also require to be looked at!
https://www.sky.com/help/articles/hub-lights-explained-start
and worth a check but do it a little later if still down.
If you haven’t done it already use the below link to check to see if there are any broadband problems or outages nearby if enough time has passed for a fault condition to be displayed by the software test! This should determine if there's an identified fault affecting multiple households.
https://www.sky.com/servicechecker
