@Jasifu Hi, the Ethernet light did not lit up on any of the adapters. So have you contacted one of the adapters to the home router? If yes, could you please change a different cable to have a look?...

@Nycshot Hi, It would not improve the internet bandwidth. The powerline rate and link speed would still be limited byTL-WPA4220; Thank you very much.

@yihsiung Hi, Have you tried http://tplinkplclogin.net to see if you could log into the web interface? Or download the old powerline scan utility to change the Wi-Fi name and password....

@clstr4 Hi, Our powerline adapters are not POE compatible.so I am afraid that you might need to buy a POE injector separately for the power supply. Thanks a lot.

@CAS-Skip Hi, Are you still able to see the wireless network of the TL-WPA4220? Or did you press the Wi-Fi button to clone to SSID of the home router before? If you have done the Wi-Fi clone before,...

@roddydog Hi, May I know the model number of your powerline adapters? Are you able to record a short video clip about the abnormal LED lights? When the LED kept blinking, did it affect the normal...