The present invention provides an electronic device including a situation detecting unit for detecting the present situation of a user, an acquiring unit for acquiring previously stored information on life log of the user, a situation determining unit for determining whether or not the present situation of the user conforms to a behavior pattern based on the life log information, a device setting unit for setting the function of the electronic device in accordance with the behavior pattern in the case that the situation determining unit determines that the present situation of the user conforms to the behavior pattern based on the life log information, and a life log information detecting unit for detecting life log information in the case that the situation determining unit determines that the present situation of the user does not conform to the behavior pattern based on the life log information.