An electronic device, comprising: a memory configured to store event information based on an occurrence of an event and a notification display item to be output based on the occurrence of the event; a display configured to display the notification display item; and a processor electrically connected to the memory and the display and configured to: identify that the event information is obtained, and control the display to display the notification display item indicating that the event information is obtained, in response to the event information being obtained, wherein the notification display item is the same as an application icon associated with executing an application and is output on a screen location different from a location where the application icon corresponding to the notification display item is displayed; characterized by the processor being further configured to: generate a new home screen, control the display to display the notification display item on the new home screen, and remove the new home screen from the display, after performing processing associated with removing the notification display item. a memory configured to store event information based on an occurrence of an event and a notification display item to be output based on the occurrence of the event; a display configured to display the notification display item; and a processor electrically connected to the memory and the display and configured to: identify that the event information is obtained, and control the display to display the notification display item indicating that the event information is obtained, in response to the event information being obtained, wherein the notification display item is the same as an application icon associated with executing an application and is output on a screen location different from a location where the application icon corresponding to the notification display item is displayed; characterized by the processor being further configured to: generate a new home screen, control the display to display the notification display item on the new home screen, and remove the new home screen from the display, after performing processing associated with removing the notification display item. identify that the event information is obtained, and control the display to display the notification display item indicating that the event information is obtained, in response to the event information being obtained, wherein the notification display item is the same as an application icon associated with executing an application and is output on a screen location different from a location where the application icon corresponding to the notification display item is displayed; characterized by the processor being further configured to: generate a new home screen, control the display to display the notification display item on the new home screen, and remove the new home screen from the display, after performing processing associated with removing the notification display item. generate a new home screen, control the display to display the notification display item on the new home screen, and remove the new home screen from the display, after performing processing associated with removing the notification display item.