Extend Name Document For Free

A filename extension, file name extension or file extension is a suffix to the name of a computer file (e.g., . txt , . docx , . md ). The extension indicates a characteristic of the file contents or its intended use.

You can do this by going to My Computer and then going to Tools and Folder Options. In Windows 7, click on the Organize button and then click Folder and search options. In Windows 8, you just click on the View tab in Explorer and check the File name extensions box.

What makes a valid file name extension? A file name extension is often between one and three characters and is always at the end of the file name, starting with a period. Some programs also support file extensions that are more than three characters. For example, all the latest versions of Microsoft Word support .

Below is the most common file extensions used with text files and documents. .doc and .docx - Microsoft Word file. .odt - OpenOffice Writer document file. .pdf - PDF file. .rtf - Rich Text Format. .tex - A LaTeX document file. .txt - Plain text file. .wpd - WordPerfect document.

Common file name extensions in Windows ExtensionFormatdocxMicrosoft Word documentdotMicrosoft Word template before Word 2007dotxMicrosoft Word templateemlEmail file created by Outlook Express, Windows Live Mail, and other programs91 more rows

Right-click the File Type Associations node, and select New Association from the pop-up menu. Complete the first step of the dialog box by completing the following information, and then click Next: Extension?Enter a new file name extension. This field is blank by default.

Examples of file extensions A JPEG uses the . jpg or . jpeg extension (for example, image.A Word document uses the . docx extension, or . doc for older versions (for example, CoverLetter.An MP3 audio file uses the . mp3 extension (for example, rhymerap. mp3). An Excel spreadsheet uses the . xlsx extension, or .