@confusednewbie Hi, It will confuse the system, and will not add up the speed. Best regards.

@Mangococo Hi， you could refer to the reply here: https://community.tp-link.com/en/home/forum/topic/598462?replyId=1177902 In some places, TL-WPA4220, TL-WPA7617, and TL-WPA8631P are sold...

@TonyL Hi, can I have a picture of your wall socket? I think if it is sold in your area, the plug size should fit the socket. Normally, it is not suggested to plug the powerline adapters into the...

@donalcrowley Hi, You could have a look at this link" How to add another powerline adapter to the existing powerline network with pair button In one powerline network, you only need one master...

@John_Greaves Thank you very much for the further details. Here is some information for your reference. For P9, the powerline rate is up to 1000m/s. Usually, the real internet speed/powerline rate...

@Arafatmessaoudi Have you seen the suggestion here: TP-Link Range Extender Setup (Range Extender Mode) Best regards.