@Anand_62 Good day. Did you mean the speedtest had a huge difference when testing via Deco APP, and the device itself via http://speedtest.net or Speedtest APP？ Such as, via Deco APP, there is...

@manamaga Good day, Thank you very much for your time and patience. Just to make sure that the slow speed is not caused by the location, have you tried to change the location of the unit 2 with unit...

@Tank Sorry, currently, there is no way to turn off the Wi-Fi backhaul at this moment. But PLC backhaul has a higher priority than Wi-Fi for the communication between Decos; As for more details,...

@Mav3rick Hi All, Please refer to this link to check whether powerline backhaul is working or not. https://community.tp-link.com/en/home/forum/topic/236860?replyId=519310 And if the signal source...

@EmreE Thanks for the pictures. Are you able to update the firmware for the satellite Deco to be the same as main router on the Web UI?

@RenanJL Hi, Thanks for your patience. Would the 2*satellite Deco turn red, or flash red when they are offline on the APP? Have you noticed there would be obvious instability for the devices...