Hello, you try to connect both TL-WPA2220 to the same AC socket. If in this mode the devices work (green led of powerline is on), then try to connect to different AC socket in the home. If in this...

Thank you, I'll try to re-pairing the adapters like you said. But, what's tpPLC?

Model : Hardware Version : Firmware Version : ISP : In the same network there are two TL-PA411 and one TL-WPA4220 Adsl signal is insert by TL-PA411. While the other TL-PA411 is connected, the...