A splicing display method includes that a first electronic device displays a display interface of a first application program. A second electronic device sends first indication information to the first electronic device in response to detecting a first input of a user, where the first indication information indicates the first electronic device to perform splicing display with the second electronic device. The first electronic device displays a first part of image information and sends a second part of image information to the second electronic device based on a type of the first application program, where the first part of image information and the second part of image information are associated with the display interface. The second electronic device displays the second part of image information.