With internet source connected to the VR600, and BT hub connected to the VR600, theoretically, you are able to configure the old BT hub as an access point. While regarding to how to do that, it is...

Hi, for your information, all the TP-Link powerline adapters are compatible with each other. While considering the current device is TL-PA9020P, it is suggested to use the 7/8/9 series, like...

Hello, the wifi password of the extender must be the same as the host wifi password. You can regard the extender as a computer, in order to connect it to the host wifi, you need use its own password....

Please try to disable the firewall on the main router to have a try. Meanwhile, it is suggested to enable DMZ for the cameras on the main router to do a comparison analysis.

Hi, please download the tool below to update the firmware manually to give it a go. http://support.tp-link.com/f/ac266e7cec/?dl=1

From the current situation, it seems that there is something wrong about the physical installation. Below are the setup instruction: https://www.tp-link.com/us/download/HS210-KIT.html#video...