A dotx file extension is used for a main open XML document template format of Microsoft Word. Templates are generally used to save predefined look and settings of documents for quick creation of documents that have same look. DOTX format is a successor to previously used DOT format. Some other word processors are also able to open dotx files, however they wont probably use most of the Microsoft Word specific formatting.
Software that open dotx file
DOTX file extension - Microsoft Word XML document template
What is dotx file? How to open dotx files?
The dotx file extension is associated with Microsoft Word, a popular authoring text/document editor.
Microsoft Word is a part of Microsoft Office suite. It gives you the ability to create and share documents by combining a comprehensive set of writing tools with the easy-to-use Microsoft Office user interface.
The dotx files are used in Microsoft Word 2007, 2010, 2013, 2016 (or future versions) for document template files.
The dotx templates are used, when users wants to create several dotx documents with same formatting.
They serve the same purpose as the older dot Word template files, but use the new file extensions and file formats for Word documents based on Open XML data format. The .dotm files use ZIP compression for smaller file sizes.
MIME types:
application/vnd.openxmlformats-officedocument.wordprocessingml.template
Updated: December 20, 2024
The default software associated to open dotx file:
Company or developer:
Microsoft Corporation
Microsoft Word offers powerful word processing and text editor features that allow users to easily create documents. Almost every, if not every, computer user knows .doc and .docx Word documents.
Company or developer:
Microsoft Corporation
Microsoft Word for Mac is the Macintosh version of the popular word processing application from Microsoft Office Suite. It offers powerful text editing features for both home and corporate users.
The latest version of this application, Microsoft Word, is integral part of Microsoft Office for Mac and cannot be bought as standalone.
Company or developer:
Microsoft Corporation
Microsoft Word for iOS allows users to view, create, edit, and print Word documents from iPhone, iPad or iPod Touch. It includes various features from desktop version of Microsoft Word.
Microsoft Office Mobile for Android 
Company or developer:
Microsoft Corporation
Microsoft Office Mobile for Android is the official release of Microsoft Office optimized for Android phones and tablets with various features like Office for Windows and Mac like charts, animations, SmartArt graphics and shapes.
Microsoft Office Mobile for Android is recommended for devices with Android 4.3 and older.
Microsoft Office Mobile for Windows Phone 
Company or developer:
Microsoft Corporation
Microsoft Office Mobile for Windows Phone allows users to view and edit Word, Excel, and PowerPoint documents from nearly anywhere. It includes various features from desktop version of Microsoft Office.
List of software applications associated to the .dotx file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open dotx file, edit dotx file, convert dotx file, view dotx file, play dotx file etc. (if exist software for corresponding action in File-Extensions.org's database).
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting dotx files.
Software that open dotx file - Microsoft Word XML document template
Programs supporting the exension dotx on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open dotx file action.
Microsoft Windows:
Apple macOS / Mac OS X:
Apple iOS:
Google Android:
Main software associated with dotx file by default:
Microsoft Office Mobile for Android
Other suggested software:
Microsoft Word for Android
