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Troubleshooting
Troubleshooting

Facing issues? Learn how to fix problems with tado° products and services on your own.


When installing tado°, the app says that my device is already registered. How can I fix this?
My tado° heating device shows the synchronizing symbol is on. What does it mean?
How can I control my heating system when the radio link between the Wireless Temperature Sensor and the Wireless Receiver is lost?
How can I control my heating system when the radio link between the Smart Thermostat and the Extension Kit is lost?
The Internet Bridge does not connect to the internet. How can I fix this?
What should I do if I have problems when setting up the Internet Bridge for the first time?
How can I deactivate Child Lock when the Smart Radiator Thermostat can’t connect to the app? 
The ‘Internet’ LED on the Bridge is blinking, what does it mean?
The ‘Router’ LED on the Internet Bridge is blinking, what does it mean?
What do the ‘Link’ LED states on the Bridge mean?
The ‘Cloud’ LED on the Internet Bridge is blinking, what does it mean?
The 'Power' LED on the Internet Bridge is solid, but the other lights do not light up. What does this mean?
The lights on the Internet Bridge do not light up. What can I do?
What can I do if not all devices have reconnected after replacing my Bridge with the HomeKit-enabled Internet Bridge?
My Smart Thermostat or Wireless Temperature Sensor shows an E0 error. How can I fix this?
My Smart Radiator Thermostat shows an E0 error/the warning symbol is on. How can I fix this?
My Smart Radiator Thermostat displays an E1, E2 or E4 error. How can I fix this?
My Smart Thermostat/Wireless Temperature Sensor Shows an E10 error. What does this mean and what can I do?
The black pin of my Smart Radiator Thermostat doesn’t retract when the device is unmounted. What can I do?
My boiler shows an error code while installing tado°. What can I do?
I'm facing problems with my Connector Kit. How can I fix it?
tado° doesn’t cover the area left behind by my previous device. How can I fix this?