How to connect the visual ear pick to the mobile phone and it shows that the camera is not found?

Line connection failure. If the line connection of the visual earpick fails, the connected mobile phone will show that the camera is not found. A camera is a device that uses optical imaging principles to form an image and uses a film to record the image. It is an optical instrument used for photography. In modern social life, there are many devices that can record images, and they all have the characteristics of cameras, such as medical imaging equipment, astronomical observation equipment, etc.