Subscribe/Newsletter widget

To have the subscribe/newsletter widget like on the demo page, please install this plugin: https://wordpress.org/plugins/mailchimp-for-wp/

After installing the plugin, configure your subscription form following below steps:

  1. Go to MailChimp for WP > Forms
  2. Select at least one MailChimp list to subscribe people to.
  3. (Optional) Add more fields to your form using the add MailChimp field dropdown.

Save the configuration and navigate to Appearance -> Widgets and drop the widget Mailchimp Sign-up Form to your desired sidebar.