Insert a PDF page without re-entering the page, or using the PDF page number: How to insert page(s) into a PDF for free | Nitro How to insert a PDF page. Click Insert, then click Insert As. After inserting a PDF page, use the shortcut Ctrl+K to delete it. How to insert a page(s) between pages in a PDF for free | Nitro How to insert a PDF page between pages. Click Insert, then click Insert As. After inserting a PDF page, use the shortcut Ctrl+K to delete it.