Make sure to have your smartphone close to the scale.2. Depending on the connection you picked, either turn on your phone’s Bluetooth or make sure the scale is within the Wi-Fi range.3. Make sure your smartphone’s operating system is running on iOS 11.0 or above, or Android 6.0 or above.4. For Android users, please accept the system authorizations requested in the NOERDEN App.4. Download and open the latest version of the NOERDEN App.