Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats 3.0

Open, edit, and save documents, workbooks, and presentations in the file formats new to Microsoft Office Word, Excel, and PowerPoint 2007. Users of the Microsoft Office XP and 2003 programs Word, Excel, or PowerPoint
Open, edit, and save documents, workbooks, and presentations in the file formats new to Microsoft Office Word, Excel, and PowerPoint 2007.
Users of the Microsoft Office XP and 2003 programs Word, Excel, or PowerPoint