A shoe cover dispenser device for dispensing a plurality of shoe covers, comprising: a frame; an installation assembly installed on said frame, wherein said installation assembly comprises two installation arms (11, 12) for installing the plurality of shoe covers; and a locking assembly, wherein the locking assembly is installed on said frame and is capable of locking said two installation arms (11, 12) of said installation assembly, wherein said locking assembly comprises a first locking member and a second locking member, wherein each of said two installation arms (11, 12) comprises a first end portion and a second end portion, wherein said first locking member is arranged to detachably lock said first end portion of each of said two installation arms (11, 12), and said second locking member is arranged to detachably lock said second end portion of each of said two installation arms (11, 12), wherein said first locking member comprises a holding base and a positioning member, wherein said holding base has two grooves for engaging with said first end portions of said installation arms (11, 12), wherein said positioning member is movable to be pressed against said first end portions of said two installation arms (11, 12), wherein said first locking member comprises a movable frame movably connected to said holding base and said frame, wherein said positioning member is connected to said movable frame, wherein said movable frame comprises two first movable arms pivotally connected to said frame, two second movable arms pivotally connected to said holding base, wherein said positioning member is connected between said two second movable arms. a frame; an installation assembly installed on said frame, wherein said installation assembly comprises two installation arms (11, 12) for installing the plurality of shoe covers; and a locking assembly, wherein the locking assembly is installed on said frame and is capable of locking said two installation arms (11, 12) of said installation assembly, wherein said locking assembly comprises a first locking member and a second locking member, wherein each of said two installation arms (11, 12) comprises a first end portion and a second end portion, wherein said first locking member is arranged to detachably lock said first end portion of each of said two installation arms (11, 12), and said second locking member is arranged to detachably lock said second end portion of each of said two installation arms (11, 12), wherein said first locking member comprises a holding base and a positioning member, wherein said holding base has two grooves for engaging with said first end portions of said installation arms (11, 12), wherein said positioning member is movable to be pressed against said first end portions of said two installation arms (11, 12), wherein said first locking member comprises a movable frame movably connected to said holding base and said frame, wherein said positioning member is connected to said movable frame, wherein said movable frame comprises two first movable arms pivotally connected to said frame, two second movable arms pivotally connected to said holding base, wherein said positioning member is connected between said two second movable arms.