The above steps would insert the text box in the worksheet in Google Sheets. Type the text you want to be in the text box.Click and hold the mouse key and then drag it to insert the text box.In the Drawing dialog box that opens, click on the ‘Text box’ option.Formatting the Text Box in Google Sheetsīelow are the steps to insert a text box in a worksheet in Google Sheets (different from a box and whisker chart, by the way):.How to Insert Text Box in Google Sheets.