A mobile device providing a dual mode of a first mode and a second mode, the mobile device comprising a display unit configured to display at least one application executable in the first mode and the second mode respectively a sensor unit configured to sense an input for the mobile device; and a processor configured to display the at least one application executable in the first mode when the mobile device enters into the first mode, detect an event for the at least one application being executed in the second mode when the mobile device is in the first mode, indicate information for the event, wherein the information only notifies an occurrence of the event, and restrict access to detailed information of the event when the mobile device is in the first mode, and display an interface to switch the first mode to the second mode.