In this article, we will show you how to add a text box to PDF using a free software and an online tool on Windows 11/10. If you need to add some important note to your PDF file, then the options ...

Need to edit a PDF document but don’t want to pay for the more expensive Adobe editors? You can add text to and sign a PDF with just the free Reader program.

With some extra work, you can add text to PDF files that aren't fillable by selecting the "Show Markup Toolbar" button, which resembles a pen tip in a circle, on the Preview toolbar.

The good news is that alt text — short text descriptions usually under 100 characters — is usually easy to add to a PDF document in whatever program you use to create the PDF.