That's cool, thanks for your time on this. Currently the Decos are in router mode, i chose this so i could make use of the parental controls, but they're not a deal breaker.

No, that's great, thanks. I just realised why i introduced an unmanaged switch downstairs, because I currently have a Hive hub using the one spare ethernet port on the Deco downstairs, so i would...

@Alexandre. Thanks for that, much appreciated. Just to confirm, this diagram above, do you do that or is it the one I did? I've lost track as I've done so many 😂 Many thanks

@TP-Link_Deco Sorry for the crude drawing, please could you confirm if this setup would work? I can see this is the only wat to get a hard wire direct from the source because the current hard wire...

@TP-Link_Deco I'm thinking if this would work or not if you could please confirm. Unit 1 hard wired to Virgin Media hub (in modem mode) as normal. Then using the spare ethernet port on unit 1, hard...

@TP-Link_Deco OK so I swapped units 2 and 3 upstairs and it would appear to be a location issue. So how could the speed of unit 3 be improved please?