Hi Alex,
Yes, please refer to the code below for your reference.
The following code illustrates how to move the cursor to the end of the document.
container.DocumentEditor.Selection.MoveToDocumentEndAsync();
The following code illustrates how to insert a page break.
container.DocumentEditor.Editor.InsertPageBreakAsync();
The following code illustrates how to insert text.
container.DocumentEditor.Editor.InsertTextAsync("hello");
Regards,
Selvaprakash K