A flexible display device is provided, including: a housing including a support surface, one end of the support surface being bent to form an curved region; a flexible display screen at least partially covering the support surface; and a flexible support layer arranged between the flexible display screen and the support surface for supporting the flexible display screen, one end of the flexible support layer covering the support surface and being connected to the support surface via a first adhesive layer, where the flexible support layer is further connected to the curved region via a snap-fit structure.