An electronic device such as a digital still camera enables display of an instruction manual and providing explanations of a variety of functions and operations to the user. Specifically, the electronic device has a storage unit that stores instruction manual data and a display control unit that reads instruction manual electronic data from the storage means and displays the instruction manual on a display device. Further, the electronic device has an editor that is capable of editing the instruction manual displayed on the display device and a control member for operating the display control unit and the editor, making it possible to edit the instruction manual electronic data according to the way each user uses the camera, their level of skill and experience, in order to make the instruction manual easier to use.