Fix files being saved as JFIF back to JPG (JPEG)

This is a quick tip that shows you how to stop programs saving JPEG files as JFIF. I noticed this started happening with web browsers Firefox and Chrome. Although I believe the files are technically JFIF, the data inside it is JPEG data; most programs expect a .JPG extension. This is the address for RegEdit: Computer\HKEY_CLASSES_ROOT\MIME\Database\Content Type\image/jpeg Some image viewers were separating JFIF from JPG and not showing files in the correct order, so this solved the issue for me. You ca