A multitasking interaction method, applicable to an electronic device, the method comprising: detecting that the electronic device meets a first preset condition, and displaying a first floating ball, wherein an identifier of a first application and first information are displayed in the first floating ball; detecting that the electronic device meets a second preset condition in a case that the first floating ball is displayed on an interface of the electronic device, and displaying a second floating ball while displaying the first floating ball on the interface of the electronic device, wherein an identifier of a second application and second information are displayed in the second floating ball; determining that no user operation on the first floating ball is detected within a first duration after the first floating ball is displayed, and displaying the first floating ball in a thumbnail state, wherein the first floating ball in the thumbnail state comprises the identifier of the first application, and does not comprise the first information; and determining that no user operation on the second floating ball is detected within a second duration after the second floating ball is displayed, and displaying the second floating ball in a thumbnail state, wherein the second floating ball in the thumbnail state comprises the identifier of the second application, and does not comprise the second information; the method being characterised in that the method further comprises: determining that another floating ball in a thumbnail state is displayed on the interface of the electronic device, and aggregating the first floating ball in the thumbnail state, the second floating ball in the thumbnail state and the another floating ball in the thumbnail state into a third floating ball in an aggregated state, wherein the identifier of the first application is displayed in the third floating ball, the third floating ball comprises indication information, and the indication information is used for indicating that the third floating ball is an aggregated floating ball comprising a plurality of floating balls. detecting that the electronic device meets a first preset condition, and displaying a first floating ball, wherein an identifier of a first application and first information are displayed in the first floating ball; detecting that the electronic device meets a second preset condition in a case that the first floating ball is displayed on an interface of the electronic device, and displaying a second floating ball while displaying the first floating ball on the interface of the electronic device, wherein an identifier of a second application and second information are displayed in the second floating ball; determining that no user operation on the first floating ball is detected within a first duration after the first floating ball is displayed, and displaying the first floating ball in a thumbnail state, wherein the first floating ball in the thumbnail state comprises the identifier of the first application, and does not comprise the first information; and determining that no user operation on the second floating ball is detected within a second duration after the second floating ball is displayed, and displaying the second floating ball in a thumbnail state, wherein the second floating ball in the thumbnail state comprises the identifier of the second application, and does not comprise the second information; the method being characterised in that the method further comprises: determining that another floating ball in a thumbnail state is displayed on the interface of the electronic device, and aggregating the first floating ball in the thumbnail state, the second floating ball in the thumbnail state and the another floating ball in the thumbnail state into a third floating ball in an aggregated state, wherein the identifier of the first application is displayed in the third floating ball, the third floating ball comprises indication information, and the indication information is used for indicating that the third floating ball is an aggregated floating ball comprising a plurality of floating balls.