The iPhone (or iPad) might be the camera you always have with you, but many people still carry a snapshot or higher-end standalone camera for other reasons: compactness, interchangeable or zoom lenses ...

Macs and digital cameras have gone hand in hand for a couple of decades. But Apple hasn’t always provided a direct way to transfer images from a camera if you don’t have the correct USB cable handy.

Restart your computer. Plug your webcam into another available USB port. Check your webcam cable. The cable might be damaged. Test your webcam on another working computer. The above steps will let you ...