It's very easy to get a slightly blurry photograph due to a moving subject, camera shake, or just an incorrect auto-focus, but you don’t have to let that ruin an otherwise terrific picture. All it takes is a little finesse in Photoshop or another photo editing software. This guide covers sharpening a blurry image using Photoshop specifically. Video: . Adjust the image's color and lighting aspects before you sharpen. Sharpening should be the last thing you do to the image before you save it. ...