"The way to unbind the device is as follows:
1. If the original account can be logged in, enter the device settings and click Remove device;
2. If the original account cannot be logged in and the device has not activated any paid services, you can directly press and hold the reset button on the device for about 5-10 seconds to restore the factory settings;
3. If the original account cannot be logged in and the device has a cloud service package, please contact the merchant for handling. "