Houston Chronicle

How to Footnote a PDF File

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 ...
Houston Chronicle

How to Add Comments to a PDF With Acrobat Reader

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 Verge

How to create a signature for PDF documents on a PC

These days, more and more official papers are being turned into PDF documents. (PDF stands for Portable Document Format; it is a standard created by Adobe in the early 1990s that allows paper ...
Android Authority

How to edit a PDF on Android (for free)

The ability to edit PDF documents using the official Adobe Acrobat Reader: Edit PDF app is actually an Acrobat Premium feature. This subscription costs $10 per month or $70 yearly. There isn’t a way ...
ZDNet

How to edit a PDF file: 3 ways

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