Add or Delete Pages in PDF using C# | Insert Remove Pages in PDF

Delete-PDF-Page.cs

// Load the input PDF document
Document document = new Document("Sample.pdf");

// Delete the Page Number Two - The 2nd Page 
document.Pages.Delete(1);

// Save output PDF file
document.Save("Page_Deleted.pdf");

Insert-PDF-Page.cs

// Load the input PDF document
Document document = new Document("Sample.pdf");

// Add an empty page at the end of document
Page page = document.Pages.Add();

// Save output PDF file
document.Save("Page_Added.pdf");

Insert-Specific-PDF-Page.cs

// Load the input PDF document
Document document = new Document("Sample.pdf");

// Add an empty page after 2 pages
document.Pages.Insert(2);

// Save output PDF file
document.Save("Page_Inserted.pdf");