Multi-screen multi-device interaction method, electronic device and system

A multi-screen multi-device interaction method, an electronic device and a system, relating to the technical field of terminals, can improve the efficiency in a screen projection process, the method comprising: displaying a first interface, the first interface comprising identifiers of a plurality of available screens on a second device; receiving an operation used for indicating to project screen projection contents on the first equipment to a target screen; the plurality of available screens comprise a target screen; a screen projection image corresponding to the screen projection content is sent to the target screen, so that the target screen displays the screen projection image; the screen projection image is used for displaying screen projection content on the target screen; wherein the number of the screen projection content is one or more, and the number of the target screens is multiple; or a plurality of screen projection contents are provided, and one or more target screens are provided. 一种多屏多设备交互方法