1. A mobile terminal comprising: a flexible display configured to be warped by an external force between a first configuration having a first radius of curvature and a second configuration having a second radius of curvature different from the first radius of curvature; a sensor configured to sense a warpage of the flexible display; and a controller configured to display first screen information in the first configuration, and display a first image object corresponding to the first screen information when the flexible display is warped from the first configuration to the second configuration, wherein, when a second application different from an application corresponding to the first screen information is driven, a second image object corresponding to the second application is displayed, along with the first image object, in the second configuration, and wherein, when the flexible display is warped again from the second configuration to the first configuration, screen information corresponding to at least part of the first image object and the second image object is displayed.