[MS-OFFDI]: Microsoft Office File Format Documentation Introduction https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc Introduces the persistence formats that are primarily used by Microsoft Excel, Microsoft PowerPoint, and Microsoft Word. This document also identifies related documents and specifications that provide more information about each format and how each format is implemented in those Office applications. Minor Update for [MS-OFFDI] (Version 8.1) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 8.1<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI].pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-240416.docx">DOCX</a></li></ul> Tue, 16 Apr 2024 MS-OFFDI-20240416 Major Update for [MS-OFFDI] (Version 8.0) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 8.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-220816.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-220816.docx">DOCX</a></li></ul> Tue, 16 Aug 2022 MS-OFFDI-20220816 Major Update for [MS-OFFDI] (Version 7.0) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 7.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-210817.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-210817.docx">DOCX</a></li></ul> Tue, 17 Aug 2021 MS-OFFDI-20210817 Major Update for [MS-OFFDI] (Version 6.0) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 6.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-210422.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-210422.docx">DOCX</a></li></ul> Thu, 22 Apr 2021 MS-OFFDI-20210422 Major Update for [MS-OFFDI] (Version 5.0) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 5.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-180828.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-180828.docx">DOCX</a></li></ul> Tue, 28 Aug 2018 MS-OFFDI-20180828 Major Update for [MS-OFFDI] (Version 4.0) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 4.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-180427.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-180427.docx">DOCX</a></li></ul> Fri, 27 Apr 2018 MS-OFFDI-20180427 Major Update for [MS-OFFDI] (Version 3.0) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 3.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-170919.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-170919.docx">DOCX</a></li></ul> Tue, 19 Sep 2017 MS-OFFDI-20170919 No Update for [MS-OFFDI] (Version 2.8) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 2.8<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-160914.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-160914.docx">DOCX</a></li></ul> Wed, 14 Sep 2016 MS-OFFDI-20160914 No Update for [MS-OFFDI] (Version 2.8) https://docs.microsoft.com/en-us/openspecs/office_file_formats/MS-OFFDI/24ed256c-eb5b-494e-b4f6-fb696ad2b4dc <b>Protocol Revision:</b> 2.8<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-160715.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OFFDI/[MS-OFFDI]-160715.docx">DOCX</a></li></ul> Fri, 15 Jul 2016 MS-OFFDI-20160715