How to restore factory settings on the Xiaomi Body Composition Scale S400?

Open the battery cover on the back of the Xiaomi Body Composition Scale S400 and press and hold the Reset button for 7 seconds. When 0.0kg is displayed after all the LEDs light up, the factory settings will be restored.
Note:
1. Restore the factory settings will delete the data and APP binding information on the device. The data not synchronized to the APP will be cleared. Please operate carefully;
2. The Delete Device function in the Mi Home/Xiaomi Home APP can only be unbound from the device in the cloud, and the device needs to be reset before it can be discovered and bound.