PDF files have the option to let you share and comment on documents in a wide range of applications. Adobe Acrobat Reader and other free PDF programs offer a subset of the capabilities of the paid ...

Adobe's PDF format has support for document footers. You can use this capability to add a footnote to up to three different areas at the bottom of a PDF document ...

The PDF viewer now has a new feature for adding comments within PDF documents. This allows users to add comments anywhere within a PDF document. To add a comment, open the PDF document, select the ...

PDF is one of the most widely used formats for sharing and viewing documents, especially in professional and educational settings. From business reports and academic papers to eBooks and user manuals, ...