A file extension is a suffix that is added to the end of a file name after a dot. It is usually two to four letters long. File extensions help Windows and other operating systems to know the standard ...

Every file that we have saved on our computers has a particular extension. The file extension is added at the end of the filename followed by a dot (.). It tells the operating systems about the ...

Right-click images, audio, or video files to convert them instantly with this free Windows tool.

The latest issues of the MDJ explore a continuing controversy with Mac OS X. While not a new controversy, a new feature in Mac OS X 10.1 brings it to the foreground again. The articles are too long to ...

The default setting for Windows is to not display a file's extension, which is the last period in a file name followed by 2 or 3 letters. Therefore, when viewing files in Windows you would only see ...

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 ...

In the Mac OS it is possible to change the default program the operating system will use to open a file when you double-click on it. After you have changed this file association, though, you may want ...

How to add a new file type to the Microsoft Windows 10 Context Menu Your email has been sent You can add a new file type to the New item section of the Windows 10 Context Menu, but you will have to ...