please disable the high priority for all of the devices which enabled this function before, not only the DiskStation

Hi, When you connect laptop to the TL-WPA8630P's wireless network, or connected to the TL-WPA8630P by a cable, do you have internet access? If only the TL-PA9020P which connected to your laptop is...

You can refer to the link below to have a try. https://www.tp-link.com/en/faq-447.html

Hi, 1. please make sure the remote control is working on the kasa app, on your phone, please disable the wifi, only use the 4G network, and then check whether kasa app can control the KC120, if yes,...

Here is the OpenVPN settings you need configured on the C1200. https://www.tp-link.com/en/faq-1239.html For your DD-WRT router settings, it's suggested to contact the DD-WRT support.

Hi, You can refer to the link below to do the troubleshoot. https://www.tp-link.com/en/faq-2237.html