Disclosed herein are systems, devices, and methods for dynamically updating a touch-sensitive secondary display. An example method includes receiving a request to open an application and, in response, (i) displaying, on a primary display, a plurality of user interface (UI) objects associated with the application, the plurality including a first UI object displayed with associated content and other UI objects displayed without associated content; and (ii) displaying, on the touch-sensitive secondary display, a set of affordances representing the plurality of UI objects. The method also includes: detecting, via the touch-sensitive secondary display, a swipe gesture in a direction from a first affordance and towards a second affordance, the first affordance representing the first UI object and the second affordance represents a distinct second UI object. In response to detecting the swipe gesture, the method includes: updating the primary display to display associated content for the second UI object.