To edit footer, you go to your Dashboard => Appearance => Widgets => edit “Footer Sidebar 1”, “Footer Sidebar 2”, “Footer Sidebar 3” and “Footer Sidebar 4”.

With Footer Sidebar 1, you can edit Thim Layout Builder widget.

If you don’t see Subcribe form, you can access here to know how to edit, create and use Easy Forms for MailChimp plugin.

Then you can go to your Dashboard => Easy Forms => Opt-in Forms => Edit form => Copy the shortcode.

Finally, you go to Appearance => Widgets => Footer Sidebar 1 => Edit “Thim Layout Builder” widget => Paste the shortcode above.