You can also use keyboard shortcuts to format text as a superscript or subscript. To add a special character like the trademark or copyright symbol, use the Special characters item in the Insert menu.

Place the cursor where you want the superscript or subscript symbol to appear in your document. 2. At the top of the screen, click the ribbon's "Insert" tab and then click "Symbol." 3.

You do the same thing to create subscript, although you press the "x2" symbol instead. This method is particularly useful for chemical names: If you want to write CO2 or H2O in Word, for example ...