If no data is synced with your Withings account, follow these points:

• Make sure your Thermo is installed by going to the Devices section of the Withings App. If it is not there, follow installation instructions here. 
• Make sure the temperature measurement is assigned to the correct user. 
• If you've set up your Thermo via Wi-Fi:
  - Make sure that your Wi-Fi works properly.
  - Try rebooting your router.
• If you've set up your Thermo via Bluetooth:
  - Turn off Bluetooth and then turn it back on.
  - For Android devices, force quit the app from the Android settings and open the app again.
• Try taking another measurement to trigger the syncing process.

If you’re still experiencing issues, please reach out to Customer Service by clicking the Contact us button at the bottom of the page.