// For complete examples and data files, please go to https://github.com/aspose-diagram/Aspose.Diagram-for-.NET // The path to the documents directory. string dataDir = RunExamples.GetDataDir_VisioPages(); //Load vdw file Diagram diagram = new Diagram(dataDir +"source.VSTX"); foreach (Page page in diagram.Pages) { Diagram dia = new Diagram(); dia.Pages[0].Copy(page); dia.Save(dataDir + page.Name+ ".vsdx", SaveFileFormat.VSDX); }