If the text box won’t resize in Word or Excel on a Windows 11/10 PC, use the options covered below. Before that, update Microsoft Word or Excel, insert a text box, and check if the problem is gone.

Once the text box is in the document, it's treated as an image — you can resize the box by clicking and holding on its corners, but the dimensions of the letters within may get warped.

A Text Box is a feature in Word that focuses on its content and displays essential text such as headings and quotes. 1] How to insert a Built-in Styles Text Box. Click the Insert tab on the menu bar.

At this point, you have a larger shape box and a text box. Resize so they both stretch from the left to the right border. ... Remember, we’re working with a text shape or box, not ordinary text. 2.