The View in browser option allows you to give your reader the ability to view the email in a browser window, rather than in their email.
This section is usually positioned at the top of the email, so that the reader can easily see it.
You can click on the text to format the colour, font type, font size, and also make the text align right, align left or centred.
Click anywhere within the element to format the background colour, add a bottom border, including colour, radius and spacing.
Example: