You’ll probably recognize the formatting tools in OneNote because they resemble the formatting tools you’ve seen in other Office applications. You can select text and add styles, such as Heading 1 or a Quote style, or change text characteristics like font, size, style, and indention.
Highlight the text to which you want to add the format.
The Formatting toolbar appears.
Use the formatting tools to make changes to the selected text.
You can also use the formatting tools in the Basic Text group on the Home tab to apply formatting changes to selected text on your notes page.
To change the ...