Microsoft PowerPoint Presentation 4.x
Unknownpresentation
Microsoft PowerPoint Presentation is a proprietary binary file format developed by Microsoft Corporation used to store presentation files created in the Microsoft PowerPoint presentation software. This record describes version 4 of .ppt file format released in February 1994 for Windows, and included in the 4.2 version of Microsoft Office for Windows released in the same year. Versions up to version 4 of Microsoft PowerPoint use .ppt as extension however, they are not compatible with each other. Microsoft made backwards compatibility an optional add-on after Office 2003 and appears to have removed it altogether in Office 2010. Please follow the links attached to this entry for more information.
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| Extensions | .ppt |
|---|---|
| MIME types | application/vnd.ms-powerpoint |
| Signatures | d0cf11e0a1b11ae1 at byte 0 (PowerPoint 4.0) |
| PRONOM | x-fmt/88 |
| Wikidata | Q51334664 |
| Apple UTI | com.microsoft.powerpoint.ppt |
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From PRONOM, Wikidata. Updated 2026-10-20.