The file size of a PNG image in Photoshop CS3 depends on its dimensions, which describe its height and width in pixels. To compress the file, reduce its dimensions so that you can display a small or ...

Learn how to compress images and JPEG files to reduce file size, speed up your website and maintain image quality. Step-by-step guide included.

Flattening masked layers and the images that accompany them reduces the size of an Adobe Photoshop file. After flattening takes place, the image and masked areas -- that hide parts of an image -- ...