The present disclosure relates to a foldable device and a method for installing the same, and belongs to the field of electronic technology. The foldable device includes: a first housing, a second housing, a flexible display screen, a rotating shaft and a flexible covering layer, wherein the first housing and the second housing are connected by the rotating shaft, the flexible covering layer is respectively connected to the first housing and the second housing and surrounds the outer side of the rotating shaft, and the flexible display screen is respectively connected to the first housing and the second housing and is located on the inner sides of the first housing, the second housing, and the rotating shaft.