Microsoft Office 2007 and onwards use new format ‘Docx’ to save Microsoft word documents. There could be situation,Â Microsoft Office software gives error while trying to open a docx document. This happens when you are using older version of Microsoft Office.
Install Microsoft Compatibility pack
You can easily add feature to open docx document to your existing Microsoft Office software by installing Microsoft Compatibility Pack. Hence, to open docx document you do not need to buy and install latest version of Microsoft Office, just upgrade exisiting one using Microsoft Compatibility pack.