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 ...

Need more time to file your taxes? Here's what to do and what you'll owe. Credit: JJ Gouin / iStock / Getty Images Plus via Getty Images Taxpayers are preparing for the annual filing deadline, and ...

April 15 marks the deadlines for taxes. How to file an extension for federal and Kentucky taxes, avoid penalties, and check ...

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 ...

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 ...