Hotel machine face recognition failed, indicating that the machine update failed.

The subject wants to ask, "What should I do if the hotel machine face recognition fails and the machine update fails?" The method is as follows:

1. Check the connection state between the robot and the network to ensure the stability and smoothness of the network.

2. Check whether the camera and sensor of the robot are working normally, and repair or replace them if they are faulty.

3. Check whether the software algorithm of the robot needs to be updated or repaired, and you can contact relevant technicians for processing.

4. Check whether the face database information is complete and accurate, and update or calibrate it if there is any error.

5. Restart the robot and perform face recognition again.