Adding Text Notes to a PDF Select the Text Box tool from the Drawing Markups panel. Click, or click and drag, on your document to add a box with a colored border, and type your observations in it.

Did you know you can add a text box filled with color or a unique shape to your Google Doc? Here's where you'll find that feature in Google Drive.

Did you know you can add a text box filled with color or a unique shape to your Google Doc? Here's where you'll find that feature in Google Drive.

If selecting to add a text box, you'll first be able to move the text box by dragging and resizing it as needed. Then you can tap into the text box to bring up the keyboard for entering text.

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.

Learn how to display text set apart from your main document in Google Docs with either a table or an inserted drawing.

Whether you want to make text stand out, add some structure, or create a unique visual, we’ll show you a few ways to insert a text box in Google Docs.