How compatible is my Office 2007 document to previous versions of Microsoft Office?
Some features may be lost or degraded when you save a document an older Office version. The Excel/Word/PowerPoint Compatibility Checker in Office 2007 scans the document to identify features not supported by earlier versions. • Open the Office 2007 document to run Compatibility Checker. • Click the Office Button. • Select Prepare. • Click Run Compatibility Checker. • Click OK to close the Compatibility Checker.