I have a WPA4220 wifi extender in a room but WiFi reception in the room is not good. Is ther any way that I can test the WiFi output of the device to see if it is working okay? Any other ideas as to w

I have a TL-WPA9610 connected to various extenders on a Powerline network. All connections to other adaptors on the network work fine except for one to a TL-PA9020 (LOUNGE on screenshot below). The co