As we know, Office 2007 format files like .docx , .pptx , .xlsx, is not compatible with Microsoft Office 2003 platform. Some of Windows XP user still stick with Microsoft Office 2003 because of many reasons. Because of that, they need to convert any 2007 documents to 2003 format using a converter before using it. Since third party converter software mostly available on the net. It can be risk to spread the malware or spyware to your pc when you installed it. So, Microsoft has created its own converter for this problem and its 100% free risk.

To download the software simply follow this link. After installing this package from Microsoft, when you open any 2007 format, it will take a few seconds for the converter to convert the document before it can fully open. With this converter you can now convert .docx to .doc, .pptx to .ppt and .xlsx to .xls.