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.

Widely used PDF files capture text and images nearly exactly as they display in the application that created them. The format is designed to store text and both bitmapped and vector images ...

For full-fledged text editing, you need to use an advanced PDF editing tool, such as Wondershare PDFelement or Foxit PDF Editor. How do you write text on a PDF in Microsoft Edge? Open the PDF file ...

To see alt text in a completed PDF document, you'll need to use a screen reading app, which is an accessibility tool for visually impaired users. PDF documents should contain alt text for each ...