@TP-Link hi - thanks for this. So I would buy an Ethernet cable and run from the main deco box which is also connected to our router? sorry but then what do I do to set up an SSID? And do I then...

Hi - could anyone help with a problem we are having with a new set up. we have TP-Link Deco S4(3-pack) AC1200 I have set it up as per the instructions and it works a dream all around the house for...