would be more impressed if the TP-Link utility allowed a) copy firmware version b) displayed Powerline Key of connected devices I've got four; one doesn't appear to be working but the default settings

so, home feed is 300Mb; if I connect a laptop to unit labelled Triple via Ethernet cable, broadband speed test comes back as 30mb. Via unit labelled Kit, it is also 30mb. is that normal, or am I missi