What is the File Extension of Word Document?

By BYJU'S Exam Prep

Updated on: September 25th, 2023

In 2007, .docx file format was introduced along with the launch of word version 2007. The main purpose to release this extension was to create a file format formed on XML that carries low storage space.


What is the File Extension of Word Document?

Docx is the file extension of Microsoft Word document which was introduced in 2007. It is open with lateral versions of word version 2007 but not with the earlier versions of word.

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