// For complete examples and data files, please go to https://github.com/aspose-words/Aspose.Words-for-.NET.git. Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); builder.PageSetup.Orientation = Orientation.Landscape; builder.PageSetup.LeftMargin = 50; builder.PageSetup.PaperSize = PaperSize.Paper10x14; doc.Save(ArtifactsDir + "WorkingWithDocumentOptionsAndSettings.PageSetupAndSectionFormatting.docx");