Finding files of a particular kind in macOS is a breeze using Spotlight, whether as a search in a Finder window or by creating a smart folder. You can specify a file’s type by using the right syntax ...

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 ...

When you open certain file types in Windows 7 or Vista, such as an Outlook email attachment, Windows displays a warning message about opening a file from an untrusted source. If you trust the sender ...