A daily updated filename extension database!

DOCX file extension

The table below provides useful information about the .docx file extension. It answers questions such as:

  • What is the .docx file?
  • What program do I need to open a .docx file?
  • How can the .docx file be opened, edited or printed?
  • How can I convert .docx files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Microsoft Word 2007 Document

.docx
Description:
DOCX file is a Microsoft Office Word 2007 Document without macros. Office Open XML (commonly abbreviated as OOXML) is a new file format specification for the storage of electronic documents such as memos, reports, books, spreadsheets, charts, presentations and word processing documents.
Category: Document files
Mime-type: application/vnd.openxmlformats
Magic number: -
Magic string: -
Sample: -
DOCX aliases:
-
DOCX related links:
DOCX related extensions:
Microsoft Word AutoRecovery File

ClarisWorks Document

Data Interchange Format

Microsoft Word Document

Microsoft Word Document Template

Lotus Word Pro Document

Microsoft Word for Macintosh Document

Portable Document Format

Microsoft PowerPoint Presentation

Revisable-Form Text

Other types of files may also use the .docx file extension.

🔄 .docx converters

The following softwares are capable of converting .docx files to other formats:

OpenOffice.org, Microsoft Office Word

For example, using the softwares above, a .docx file can be converted into one of the following formats:

xlsm, eps, xltx, xlsx, bmp, odg, htm, xsl, odm, png, xlsb, html, ods, pptx, slk

🚫 The .docx file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

dcx, doc, docc, docz, dox, ocx

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Visual Basic ActiveX Document Binary Form
Multipage PCX Image
Corel WordPerfect Document
Microsoft Word Document
WordStar 2000 Document
DragThing Color Settings
ThinkFree Online Note Document
ActiveX Custom Control

🔴 Can't open a .docx file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:

example.docx

To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .docx file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .docx file extension, write to us!

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