Office 2007 introduced many new features, including new file types for Excel, PowerPoint, Word, and Access. However, these file types are not compatible with each other. Extra steps will need to be taken to use a 2007 file on a computer that runs Office 2003. Extra steps will also need to be taken to get the full functionality of Office 2007 when you have a file saved in a 2003 file format.

Using a 2003 File on a Computer with Office

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2007 or 2010

How do I know if my document is saved in the 2003 or 2007 file format?

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