Hi, Could you share the screenshot of the error message? What's the Wi-Fi LED status on the plug? If it's not solid green/blue, you may reset it by pusing the button for 10 seconds.

In AP mode, since all the clients are managed by the root router, some advanced features will not be available on the Deco app, including Antivirus, Parental Controls, Port Forwarding, Address...

Hi, You cannot log in Kasa app or the Google assistant App? If you cannot login google App any more, it may have something to do with your google account. May contact google to get some advice....

Hi, Can you do that with your old two way switch? You may need to wire those two switches together, but I don't recommend you do that unless you've done that before with electrician.

Hi, What's the operating system of your computer? And what's the hardware version of your T6E? How far is the computer away from your router? Do you get good Wi-Fi signal? And how slow it is? You may...

Hi, Check it out https://www.tp-link.com/en/faq-2231.html