In this short tutorial, we will see the steps for saving a document in TextEdit as Word Document (.docx or .doc) on Mac OS X. This is quite useful when you want share the document with Windows user having Microsoft Office installed on their system.
Launch TextEdit and type the required document. Navigate to File menu and select Save from the menu list.
In the File Format drop down select Word 2007 (.docx) Document or Word 97 (.doc) Document
Depending upon the File Format drop down list selection the extension should change. Click Save button to covert Rich Text Document to Microsoft Word Document on Mac.