The Internet connection at your Home is temporarily interrupted
The most common cause for “no remote access” is a temporary issue with the Internet connection in your Home which usually resolves itself. You can learn more about this in our article: What happens when the Internet connection is temporarily lost?
If the Internet disconnection persists, please check that your router is powered and if so then reset the router.
The Smart AC Control has lost its Wi-Fi connection
When the Smart AC Control loses connection to the Wi-Fi network, it displays error code E02.
The Smart AC Control cannot establish a connection to the tado° server
If your Smart AC Control cannot connect to our server, it shows the error code E04.