Portable Electronic Apparatus and Interface Display Method Thereof

A portable electronic apparatus, comprising:

• a control module used for executing an application;
• a sound processing module used for capturing and analyzing an environmental sound around the portable electronic apparatus to obtain at least one sound character;
• a movement detection module used for determining a state of motion of the portable electronic apparatus;
• a data collection module used for recording a usage statistics data of the application;
• and
• a comparison module used for comparing the at least one sound character and the state of motion with the usage statistics data of the application to determine an interface display mode of the application and for informing the control module to lock the interface display mode as a predetermined interface display mode for displaying a display interface of the application.