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....com" ; IEWSClient client = EWSClient . getEWSClient..."https://outlook.office365.com/ews/exchange.asmx" , "testUser" ...