You can convert a JFIF file to JPG, though the two formats are nearly identical, and most software will open a JFIF file as a JPG.

Back in the pre-Mac OS X and macOS days, Apple’s System 9 and earlier relied on hidden metadata to associate files with apps. File extensions, those bits of text that follow a period at the end of a ...

On computers and mobile devices, file extensions are the suffixes that apps append to filenames. When you see an item like "document.docx" for example, the .docx extension tells the computer and the ...

Automator is an OS X utility that allows you to construct small applications, or "workflows," that automate repetitive tasks for you. For advanced users, writing scripts to use in Automator can save a ...

Apple products come loaded with software designed to work seamlessly with the macOS operating system. For example, Safari is the default software used to load websites, Preview is used to view ...

Each document that you have on your Mac is associated with a default application which macOS uses to open the file whenever you double-click on its icon in Finder. Sometimes you may have a legitimate ...