In your MailChimp Dashboard, go to Templates and click on Create Template.
Select Code Your Own and Import zip . Enter a template name, select orchards_mailchimp.zip
and click Upload.
Use the Edit design section to update the colors and the jumbotron image. Click Save and Exit , the template will show up in the Saved Templates section.
Please note that at this point you can only update the colors, to add sections and update content, create a campaign with the template.
More about importing zip files to MailChimp.
If you're having trouble with your purchase and need assistance you can get in touch with me by going to the Support tab on the item page.
You can find the Support tab on the ThemeForest item page.
A quick way to do this is by going to the Account menu and clicking on Downloads. Find the item and click on the title.
You can also use the form on the EnvatoMarket profile page.