All the presentations created by Microsoft Office PowerPoint are have the default format PPT.
These presentations feature multiple slides, and each of them can contain text boxes, pictures, videos and/or tables. PPT files also support audio brackgrounds.
Even though the recommended application for making PPT files is Microsoft PowerPoint, there are other several office suites that support this file format and allow users to save their documents to this format.
Another method of creating PPT files is simply to convert other files to PPT format, while retaining all the contents of the original item.
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