Head-mounted electronic device with adjustable frame rate

A head-mounted device includes one or more displays configured to present media content. The media content may be presented in a user interface window. The head-mounted device may include a display controller configured to adjust a frame rate of the one or more displays and may include a frame rate management circuit configured to determine whether to adjust the frame rate of the one or more displays based on the type of the media content being presented in the user interface window and based on additional information such as a preferred frame rate associated with the media content, a size of the user interface window relative to the total display area of the one or more displays, point of gaze data, hand gestures data, head pose data, data associated with other body parts, audio information and other data.