Quote:Adding a text box to a document is a great way to highlight relevant information—like a pull quote—and be able to move it around easily. Google doesn’t make adding one obvious, so here’s how to add a text box to a Google Docs file.

How to Add a Text Box in Google Docs

Google Docs lets you add text boxes to your documents to personalize and highlight specific information, but it does so in a different way than you might expect. To add one, you must first open up the Drawing Tool—not something that springs to mind when it’s text you want to add.

In your document, open the “Insert” menu and then choose the “Drawing” command.

Full reading: https://www.howtogeek.com/397578/how-to-add-a-text-box-in-google-docs/