The emails sent from the theme can be managed from Theme Options > Email Management > Email Content

Help for Email settings section

You can leave blank the subject field and the notification will NOT be sent. This applies to any notification from Theme Options > Advanced > Email Management.

In this section, you can change the email content and add your own details.

IMPORTANT: <br>  can be added only in Text mode. If switch to the Visual mode from text editor it is removed.
To avoid losing HTML code use text mode and <br class=””> tag for new line, <p class=””> for a new paragraph, <span class=””> for styling
The email management text area has Visual Editor and Text Editor. This option will apply only if you select TEXT in Theme Options-Email Management-Emails settings..