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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?
The Internet Bridge doesn’t connect to my fiber optic router/modem. How can I fix this?
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 tado° Internet Bridge has issues connecting to the Internet through my BT Hub router. What can I do?
My tado° Internet Bridge has issues connecting to the Internet through my Sky Q Hub router. What can I do?
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?
I have tado° heating products installed and my app shows that my device is offline. How can I fix this?
The tadoº app is showing a ‘No data’ message. What does this mean?
tado° doesn't recognize correctly if I'm home or away. What can I do to fix this?
I think that the real inside temperature is higher/lower than what tado° is showing. What can I do?
Why doesn’t tado° maintain the Minimum Away Temperature that I have set?
Why is the target temperature not reached by the time set in the Smart Schedule?
Why can’t I assign my device to a room in my tado° Home?
I have a Smart AC Control installed and my app shows that there is no remote access. How can I fix this?
While installing the Smart AC Control, the app says that the device cannot be found. What can I do?
The Smart AC Control cannot turn my AC on. What can I do?
The Smart AC Control turns my AC on and off too often. How can I avoid this?
The display on my Smart AC Control does not respond properly to touch inputs. How can I fix this?
My Smart AC Control V3+ is not connecting to HomeKit. How can I fix this?
My Smart AC Control shows an E01 error. How can I fix this?
My Smart AC Control shows an E02 error. How can I fix this?
My Smart AC Control shows an E03 error. How can I fix this?
My Smart AC Control shows an E04 error. How can I fix this?
My Smart AC Control shows an E05 error. How can I fix this?