Information processing method applied to electronic device with human face identification function

The invention discloses an information processing method applied to an electronic device with a human face identification function, an information processing device applied to the electronic device with the human face identification function, and an information processing method applied to the electronic device with an iris identification function. The face or the iris of operation of a user is detected and whether the detected face or iris is consistent with a face image or an iris image stored in the electronic device in advance is judged, and if it is detected that the face of the user operating the electronic device is inconsistent with the face image stored in the electronic device, a user interface of the electronic device is switched to a user preset state. The information processing method applied to the electronic device with the human face identification function can effectively protect the privacy of the user.