@Fletch007 Hello, for your information, all the TP-Link powerline adapters can work together. You can read the article below to get some suggestion. Case 1 applies to your situation....

@MK86 What is the light status of the TL-WPA4220KIT when the connection drops out? Please check the IP address and default gateway with your device connected to the powerline adapter. Note: Here is...

@BananaRacer Hello, you can adjust the wireless settings as the instruction below. https://www.tp-link.com/support/faq/1418/ The powerline adapters do not have to match the router's channel; while...

@Dolphy Hello, sorry for the trouble caused here. I understand your feeling; for customers who wants to use mesh system, it is suggested to order the products which support Onemesh already; but if...

@Mimi678 At the first beginning, it is planned to release firmware to support Onemesh for RE450 V3 only, now it has been postponed; It is suggested to install the firmware from the local TP-Link...

@Kra1o5 Hello, from the compatbility list, the RE500 is not included, and considering the date for firmware with onemesh for RE450 V3 has been postponed, it has been withdrawn from the compatibility...