An interaction method for a display device includes: receiving a laser signal emitted by an emission device, wherein the laser signal is displayed on a laser sensing screen of the display device in at least one laser cursor; obtaining position information of the at least one laser cursor on the laser sensing screen; obtaining operation information transmitted by the emission device; and performing a corresponding operation according to the operation information and the position information of the at least one laser cursor. A display device and a non-transitory storage medium are also provided.