Navigate to the Emails section on the home screen and select Templates.
Click on the + icon and assign a suitable name to your template. This name will be used for future reference when sending out the email.
Set the template type to Marketing/Customer Template and click the Create button.
Upon completion, a template will be generated containing placeholder text with your logo positioned at the top. Substitute the placeholder text with your own content.
Click on Save Template to retain your modifications.