You do not have to install any special zip utilities to open and close files in Office. When you save a file, it is automatically zipped again. When you open a file, it is automatically unzipped. The Open XML Format uses zip compression technology to store documents, offering potential cost savings as it reduces the disk space required to store files and decreases the bandwidth needed to send files via e-mail, over networks, and across the Internet. The Open XML Formats include many benefits - not only for developers and the solutions that they build, but also for individual people and organizations of all sizes:Ĭompact files Files are automatically compressed and can be up to 75 percent smaller in some cases. What are the benefits of Open XML Formats?Ĭan different versions of Office share the same files? What are the benefits of Open XML Formats? This article discusses key benefits of the format, describes the file name extensions and discusses how you can share Office files with people who are using earlier versions of Office.

These formats and file name extensions apply to Microsoft Word, Microsoft Excel, and Microsoft PowerPoint.

Starting with the 2007 Microsoft Office system, Microsoft Office uses the XML-based file formats, such as.

How to view file types in the name