Many organizations use PowerPoint presentations for meetings or other group discussion scenarios. There might be situations where you need to share the same information with other people. In such cases, you may either choose PPTX or PDF format. If the file is to be used for presentations only, then the PPTX file format is acceptable. But if the file is to be shared for information purposes, then the PDF format is a better and user-friendly option. In this article, you will learn how to convert PowerPoint slides to PDF format using C++.