Removing bookmarks from PDFs in Xamarin

To remove a bookmark by title in an existing document.

PDFDoc doc = new PDFDoc(filename);

// how to find and delete a bookmark by title text.
Bookmark foo = doc.GetFirstBookmark().Find("foo");
if (foo.IsValid()) {
	foo.Delete();
}

Read, add, edit PDF outlines and bookmarks Full code sample which illustrates how to read and edit existing outline items and create new bookmarks using the high-level API

The Bookmarks class also allows you to quickly find Bookmarks based on the title text. For example, the above code snippet looks for a Bookmark called foo and then removes it from the outline tree.