docx files in earlier versions of Word, you must install a special compatibility package. This format allows you to manage different content based on different tools that automate the creation and editing process. It replaced the DOC format, which was discontinued in 2007, and was used to process Microsoft Word documents. RATED AS BEST DOCX FILE TO PDF CONVERTER TOOL BY EXPERTS:ĭOCX is a standard extension that includes the content of the test document, images, drawing objects, styles, and other elements.