Microsoft Word: How to Insert a Subscript

How to make text into a subscript in Microsoft Word.

Select the text you wish to subscript.
In the Home tab, find the 'x' icon with a small number under it.
Click this button. (Or use CTRL + =)
The text will become subscript.
To change the text back to normal, select it and press the button again.
If you want to continue typing normally at the end of a subscript, move the blinking cursor to the end and press the subscript button once more.