Docx Extension

April 15, 2009

in file extensions

Extension: docx

What is it? Microsoft Word 2007 document

Where’s it from? Docx is the default file format used by Microsoft Word 2007, part of the Microsoft Office 2007 productivity suite. It is based on the XML Web page standard and is compressed using the ZIP standard to save disk space.

How do I use it? Use Microsoft Office 2007; or an earlier version of Office updated with the Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats; or any of several free online Office 2007 docx file conversion services.

Can I safely delete or move it? Yes.

Can it be dangerous? Yes. Docx files can contain macro viruses. Use antivirus software.

–David Hakala

Open Office 2007 Word, Excel, and PowerPoint Files With Office 2003 Versions

in applications
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With many PC users having switched to Windows Vista, while others stick with Microsoft’s previous operating system, Windows XP, some Microsoft Office files are getting lost in translation. It is possible to open Office 2007 Word, Excel and PowerPoint files (including Word files with the .docx extension) with Office 2003, but the formatting may change.

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