@MWil try installing tpPLC to check your powerline networking. https://www.tp-link.com/uk/support/download/tl-pa8033p-kit/#Utility

@DanW if you are accessing the powerline specifically below should be default. user: admin pass: admin

I have a TL-WPA4220-Kit version 1 as a start then added the following: 1 TL-WPA4220 extender version 1 1 TL-WPA4220 extender version 4. Ive installed tpPLC android app in my phone i can only see the...