@BillKochman As @terziyski mentioned, please check the region version on the bottom sticker of the router first to confirm if it is EU or US version. If it is US version, please click the second link...

@Joseph321 Are you using original power adapter? please also try different wall sockets, then try to press reset button/hole for about 10s to see if there is any response and if power LED will stay on

@fiftyseventh Thank you very much for the reply, please pay attention to your email inbox to follow up the case, and please let the community know if there is any update.

@kaidenc Hi, thank you very much for the feedback. 1. May I know the hardware and firmare version of your Archer C64 router? and version of your Tether App? 2. Please login the router web interface...

@_Charlie_ Hi, what is the model no. and hardware version of your powerline adapters? The third light should be Ethernet light, if it turns off when wired client device is still connected to it, it...

@Nicla Hi, if you connect a computer to the TL-WPA8631P via Ethernet cable, will the speed be normal? If not, please install tpPLC utility and check the powerline rate between the two powerline...