An electronic device operates in a first mode and a second mode and includes: a display panel including a min part on which an opening area and a display area surrounding the opening area are defined, and a sub-display part disposed below the main part; and an electronic module disposed below the display panel. In the first mode, the sub-display part is disposed below and overlaps the opening area in a plan view, and in the second mode, the electronic module is disposed below and overlaps the opening area in the plan view.