A head mounted device control method includes capturing situation data, using the situation data to determine whether a wearer of a head mounted device is inside a moving vehicle, and when it is determined that the wearer is inside a moving vehicle, controlling an image capture apparatus in the head mounted device to capture an environmental image, using the captured environmental image to determine whether a seat taken by the wearer is a driver's seat, and when it is determined that the seat taken by the wearer is the driver's seat, disabling a preset service, where the preset service includes a screen display service of a near-eye display. The method may reduce diversion of attention of the wearer, and improve driving safety.