Application Display Continuing Method and Device

A method is provided and applied to a terminal device. The terminal device is connected to an in-vehicle device and a first application and at least one second application run on the terminal device. The method includes: sending, by the first application, a first broadcast to the at least one second application, so that the at least one second application sends a second broadcast based on the first broadcast; receiving a second broadcast sent by the at least one second application, where the second broadcast includes first data information of the second application; generating, based on the first data information, a card corresponding to the second application, and displaying the card on the in-vehicle device; and when a user taps the card corresponding to the second application, displaying, on the in-vehicle device based on the first data information of the second application, content of the second application.