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 ...

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 ...

Many workplaces and educational institutions have completely switched from paper documents to digital ones. Consequently, Mac users are increasingly dealing with PDFs and other e-document file formats ...