displaying a first interface;

determining that a first hardware resource is being used;

determining a first application that is using the first hardware resource;

determining that a second hardware resource is being used;

determining a second application that is using the second hardware resource;

displaying a first control on the first interface when a preset condition is met, wherein the preset condition comprises that the first application and the second application are a same application and a second device has a video playback capability, wherein the second device and the first device are connected to a same local area network; and

sending first information to the second device in response to a first operation on the first control,

wherein the first information enables the second device to display a second interface,

wherein the second interface is associated with the first interface, and

wherein the first hardware resource is a camera and the second hardware resource is an audio resource, or the first hardware resource is the audio resource and the second hardware resource is the camera.