@Supernat10 Hi there. This is no help to you, but since performing the troubleshooting steps I mentioned, my network is back running smoothly, I've had no dropouts at all. Still not sure which one...

Thanks for the reply.

Hello. I'm with Virgin (UK) on a 1g contract. Hub 5 connected to an XE75 Pro, then various other decos around the house. All worked fine until a couple of days ago, when main deco started...