If your template contains background images, patterns, and/or gradients you have the ability to update these elements via the campaign editor if needed.
Templates Since June 2017
In the campaign editor, using the style navigation to the right, navigate to the section that contains the background element you wish to update.
Locate the background element in the styles listed, edit using the tools available, and save.
Templates Prior to June 2017
Using the MailChimp File Manager upload the new background imagery you wish to utilize in your campaign and copy the image URL.
In the campaign editor, using the style navigation to the right, navigate to the section that contains the background element you wish to update.
Locate the element in the styles listed and paste the image URL in the URL space provided, making sure to edit only the URL portion of the background image code, and save.
Make sure to only edit the URL portion of the background image code. The URL text, quotations, and brackets should all remain in place with only the image URL changing to that of your desired background image.mage.