A foldable display has a foldable area. The foldable display includes: a flexible display screen having a display surface and a back surface opposite to the display surface; a foldable mechanism fastened on the back surface of the flexible display screen; and a elastic portion disposed between the foldable mechanism and the flexible display screen. The elastic portion is connected to the foldable mechanism and the flexible display screen. At least a part of the elastic portion is located in the foldable area. The at least a part of the elastic portion located in the foldable area is configured to elastically deform as the flexible display screen and the foldable mechanism are synchronously switched between a folded state and a flattened out state.