In this tutorial you 'll find detailed instructions to fix the following problem in Word 2016, 2013 & 2010: 'The docx files displayed with a generic icon in Windows Explorer instead of the default Word icon'.
On a Windows 7 computer, with Office 2013 installed, suddenly all DOCX files were not displayed with the default Word icon in Explorer, even though the DOCX file association was set up correctly and all docx files opened without problems with Word 2013 application.