@Kevin_Z TL-WPA4220. The router is a ZyXEL VMG8924-B10A. After re-setting the router, the adapters started working correctly and both the TV (which was hardwired to the TP-Link adater) and Wi-Fi on...

Anyone had compatibility issues with TP-Link mains adapters and ZyXEL routers? I had to re-set the router for it to recognise the TP-Link adapters, which it did for a couple of minutes, then it...