@Daveyh444 Hello, what is the hardware version of this Archer T4U? https://www.tp-link.com/support/faq/46/ How far away between the Archer T4U and the main router? And what is the signal strength of...

@Julian0394 Hello, Julian, you can see the difference from their appearance. The Archer T2U( USB adapters) can be plugged into the USB port of your device to get wireless connection, while the...

@SnaffyNoo Hello, what is the model number of your current TP-Link adapter device? How do you want to connect them together with two ethernet cables? Good day.

@manim Hello, sorry to respond late. We tried do some troubleshooting methods but no avail. To continue to help you, we would like to follow your case via email. If you are willing to do further...

@Flami I see, thanks for your reply. If you still cannot access the web UI after we have done these troubleshooting methods, you can contact the retailer or the local tech support to verify whether a...

@Purpl3sp3ct3r Hello, for your information, all the TP-Link powerline adapters are compatible with each other. So definitely the TL-WPA4220 is compatible with TL-PA7020. You can read this article to...