The embodiment of the invention relates to the technical field of file sharing. The invention discloses a file sharing method, a folding screen terminal, computing equipment and a computer storage medium. The invention is applied to the folding screen terminal. The folding screen terminal at least comprises a first system and a second system. The method comprises the steps that when the folding screen terminal is folded, dividing a folding screen into a first screen, a second screen and a third screen, and the third screen is connected with the first screen and the second screen; displaying afirst system on the first screen, displaying a second system on the second screen, setting a shared file area on the third screen and displaying shared files set to be shared in the first system and/or the second system in the shared file area; and obtaining the shared file from the shared file area. By means of the mode, file copying and sharing between the two systems can be very conveniently achieved and user experience is improved.