If the scale is frozen or not appearing in the app, you can perform a hardware-level restart. Turn the scale upside down and open the battery cover Remove all batteries from the compartment Wait for at least 30 seconds to allow the internal memory to fully clear Re-insert the batteries and close the cover Wait for the scale to restart and show "0.0" on the display Method 3: Unpairing the Device
If your scale is frozen, not appearing in Bluetooth searches, or the app cannot connect, use this physical method to clear the device's internal memory. How to Hard Reset XIAOMI Mi Smart Scale 2