Why does the camera not turn on? Please connect the camera to the car cigarette lighter socket. The camera needs stable power to turn on. Why does the camera not connect or show no image? Please check that the camera power cable is firmly connected to the cigarette lighter socket. Then restart the device and try again. Why does the camera disconnect during use? This is usually caused by unstable power. Please make sure the camera is powered by the cigarette lighter socket. Why does the device not connect to my car? Please make sure your car supports wired CarPlay and touchscreen operation. This product does not support wireless CarPlay-only vehicles. What should I do if the device shows connection errors? Please check wired CarPlay compatibility, reconnect the device and camera power, then restart the setup.