Hi Bing, Glad to hear that it was resolved finally. Thanks a lot for your valued reply. If need more help in the future, do not hesitate to contact us. Good day.

Hi, Thanks for your valued reply. Simplify the network topology is a good method to do troubleshooting, which is mentioned on the instruction as well. https://www.tp-link.com/support/faq/2236/ For...

Hi, Thanks for your reply. Below is the instruction to setup the parental control on the C6. You can refer to the instruction to configure it again and click save and reboot to apply the settings....

Hi, May I know where did you see the manual? Below is the instruction to setup the schedule; we can use the kasa app to do that. https://www.tp-link.com/support/faq/947/ Good day.

Hi, What is the light status of the KC120 now? Have you enabled the activity notification on your device as the instruction below? https://www.tp-link.com/support/faq/1966/ Meanwhile, if you record...

Hi Max, Have you ever tried to move them into the same room and plug them into the wall sockets directly to pair them？ Meanwhile, you can reset all the 3 adapters and re-add them via the tpPLC...