Any of your saved templates can be replicated from the Templates page in your account. Follow these steps to replicate a template.
You can create an exact copy of any list in your account using the Replicate List option on the Lists page.
Learn about MailChimp's drop-down menus on the Campaigns, Lists, Reports, and Automation pages.
Replicate a campaign to create an exact copy to use as the starting point for a new campaign.