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.

The document is actually a simple PDF file but the text boxes are setup ... Leave a blank space where you want the Adobe text box. Adding a placeholder piece of text in bold letters or highlights ...

The free version of Foxit PDF Reader lets you add a text box to your PDF files. To do this, follow the steps given below: After doing this, click anywhere on your PDF file. A text box will appear ...

To add your signature to another spot or a subsequent PDF, click on the Sign icon and choose your saved signature. After you’ve added text and signed the PDF, save the file.

The first time you open the app, you'll have the option to set the app to open by default anytime you open a PDF file. Once your file is open, tap anywhere on the screen add a text box.

It still can’t compete with a dedicated PDF app like Adobe Acrobat Pro for complex documents, but it’s capable enough for content edits of simple ... to modify PDF text. Adding and deleting ...