One of the things we get a lot here at Cult of Mac, especially in our coverage of games, is folders full of promotional images. Now, for a variety of reasons, we often need to change the type of those ...

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 ...

Microsoft uses file associations to set default programs for opening different file types on all its operating systems. As a result, when you open a file, be it text, image, or document, on your ...

All your PDF files open in Adobe Reader, but you want them to open in Preview. All your JPEG files open in Preview when you’d rather they open in Photoshop. How do you change what Mac OS X uses as the ...

macOS comes with a plethora of useful pre-installed apps, all of which make the Mac ready to go as soon as you take it out of the box. But you don’t have to use these programs if you don’t want to – ...

Each file in your Windows operating system has an extension in its filename, eg. .txt, .doc, etc. These extensions are used to identify the program, with which, windows can open this file. You can set ...