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....IcsSaveOptions saveOptions = IcsSaveOptions . Default ; saveOptions . ProductId..."ChangeProdIdOfICS.ics" , saveOptions ); Loading Appointments Also...