Disclosed is a personal configuration information sharing system comprising a plurality of pieces of electric equipment connected with one another through a network, the plurality of pieces of electric equipment sharing personal configuration information with each other, wherein a setting time of set contents in a first personal configuration information of a first electronic equipment received by a first personal configuration information reception unit is compared with a setting time of set contents in a second personal configuration information of a second electronic equipment extracted by an extraction unit, and the first personal configuration information and the second personal configuration information are merged to update the second personal configuration information to the set contents which are set later.