Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms.... LayoutSlides [ i ]); } //Save the PPTX file to the Disk pres...i ]); } //Save the PPTX file to the Disk pres . Save ( MyDir +...