The contact owns a 2021 Ford Edge. The contact stated that the display screen was intermittently inoperable. No warning lights were illuminated. The contact stated that the failure was more frequent while starting the vehicle and then shifting into reverse. The contact stated that the display screen failed to produce an image when the vehicle was shifted into reverse. The vehicle was taken to a local dealer to be diagnosed; however, the contact was informed that no failure was found because the display screen had started working as needed. The contact was able to drive normally; however, the failure reoccurred. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 35,000.