If you want to show the breadcrumb in your site, you need to install and activate the Yoast SEO plugin. After activating it, in the wp-admin panel go to SEO >> Search Appearance then select the Breadcrumbs tab and click on Enabled tab and save changes. After doing this process, breadcrumb will show on the banner of the pages.

Note: After clicking on the Enabled button, don’t forget to click on the Save Changes button.

Go to Appearance >> Customize >> Yoast SEO Breadcrumbs

Here you can see the settings related to Breadcrumb which is displayed below the banner title on every page template except the business template.