You can change the look of your manual, emphasize text or make some content stand out by using the bold, underline and italics functions provided in the editing tools.
Highlight the text that you want to change.
Click the button on the toolbar for the desired function.
For Bold text, click the icon with the capital letter B.
For Italics, click the icon with the capital letter I.
For Underlined text, click the icon with the underlined capital letter U.
You can also use your keyboard to change this by highlighting the text, and using:
CTRL + B for Bold
CTRL + I for Italics
CTRL + U for Underline