@Trev1 For your information, it is suggested to use the powerline adapters under the same power circuit due to the powerline interferences. While cause you have purchased the TL-PA4022P, you can...

@Joep01 Hi Joep, that is a little weird. Generally speaking, the powerline adapter boosts wifi signal via the power line, but the communication between the two adapters is encrypted since you paired...

@Alucard From the picture attached, we found that the firmware of the adapter is the latest one already. https://www.tp-link.com/support/download/tl-pa4022p-kit/#Firmware You do not have to update...

@CHR-VIE Glad to hear that it works.

@Olle Generally speaking, the wireless settings of the extender will keep the same as the main router's. Especially the wireless channel. Besides, as my knowledge, the channel width won't affect the...

@GibboGames Please provide the information below so that we can do more troubleshooting. a. What's the light status of the 860RE and main router when the extender stops working? b. How often it drops...