Myths and facts about one of the most-used image formats on the web With the explosion of scanners, digital cameras, and the World Wide Web, the JPEG image format has quickly become the most widely ...

JPEG is a highly compatible image format, but it's also bad for efficiency. It's better to go with smaller file sizes now and convert later.

Converting low-resolution images to high-resolution images is one thing that Photoshop can help with. Low-resolution images can make any project difficult as they can be hard to correct.