There are many alternatives when it comes to editing a PDF, but the best bet is usually to just use Adobe Acrobat on your computer or mobile device.

How to Edit Headers in OpenOffice. When first migrating to Apache OpenOffice, whether it's OpenOffice Writer or Calc, even basic tasks such as setting and editing a header can prove difficult.

Sometimes the most obvious answer is also the correct one, as is the case when it comes to using Adobe Acrobat to edit PDFs for free.