Learn how to add page numbers to PDF files using free online tools or PC software. You can set position, font, etc., for page numbering.

You can delete pages from a PDF on a Mac using the Preview app. You can also add pages to a PDF in two ways with Preview.

In other words, Adobe Reader won't let you add text. What you need is a program that's a little more accommodating, PDF-wise. Try Foxit Reader 4.3, which allows you to add text to any PDF.

3. You can also click on the page you want to delete and then just hit the "delete" key on your keyboard. If you want to add pages to your PDF, there are two ways to do it.