@Deekybhoy1888 Hello, what is the led status of the powerline adapters? Have you ever setup same network names for these powerline adapters? Please ensure that the firmware of the powerline adapters...

@Ashley1 Hello, it is suggested to locate the powerlie adapter sunder the same power circuit to ensure the performance. So it is not suggested to locate a new powerline adapter on a different circuit...

@orvano Hello, what is the led status of the TL-WA4220KIT when you lost connection? Can you get internet from the main router at the same time？ Try to change another sockets to plug the powerline...

@AJN Hello, RE200 V3 supports Onemesh already. https://www.tp-link.com/en/onemesh/compatibility/ Please ensure that the firmware is up to date. Good day.

@paula_gl Hello, is it always the third phone the same issue? Please ensure that the firmware of the TL-WA850RE is the latest one. You can customize the wireless settings of the main router to give...

@Emergence Hello, please ensure that the wifi leds on the extender units are on. May I know have you ever cloned the wireless settings of the main router? You can login to the web UI of the...