If you need to do a Factory Reset while installing your Wireless Receiver X for the first time, please follow these steps:
Press and hold the WPS button and the Boost Heating button for 3 seconds until all LEDs breathe on and off. Then release the buttons.
Press and hold the WPS button for 3 seconds to confirm, then release the button. All LEDs will blink five times when your device is ready to be reinstalled.
Go to Settings > Rooms & Devices and select Add device in the tado° app.
Scan the device QR code to reinstall your device.
Once the Wireless Receiver X has connected with your network, it can receive a firmware update, which will change how future Factory Resets are done. You can visit our article about How to Factory Reset your tado° X devices for more information.