@ConcernedUser Any length cable which has measurements for the plug of 5.5x2.1mm will work. I have the S4 and I bought a 3m length for £2.99 on eBay. Works great. The ebay listings change quickly and...

@Ian_Perkins Virgin say to plug in Ethernet cable to port 1 but I have mine in port 4 and it works, you must restart your equipment in the correct order. Set Modem Mode Power off Hub Connect the Deco...

@JoshN I had to do the same with my S4 If you do a search on eBay for "DC Power Supply Extension Cable Wire 12V for CCTV Camera/DVR/PSU Lead 5M/10M" you will find what you need.

@SMAB I have this same problem with my S4 network. This seems such a basic function of a MESH network, that I am surprised it doesn't work like that!

Good to hear I have two ‘joined’ to my network and they work great.

@TodB If you still have your Airport Expresses, reset them by holding in the button at the back of the Express until you get a yellow flashing light. Then usingAirport Utility, get them to JOIN your...