To keep mobile data activated for the tado° app on your iOS device, please follow these steps:
Open the settings of your iOS device.
Scroll down to find the tado° app in the list of installed apps and select it.
Make sure that the switch on “Mobile Data” is enabled.
Having mobile data activated is essential for Geofencing on tado°.
More information:
What are the smartphone settings for optimal Geofencing on iOS devices?