A breadcrumb trail is used as a navigational aid that includes a set of links which help users keep track of their locations. Users can quickly return to the previous page by just a click on any link shown in breadcrumb trail. Usually, the breadcrumb trail will be located below the header. In this topic, I will show you a simple way to Add Breadcrumbs to CMS Pages in Magento 2.
It comes to the end of the tutorial: How to Show Breadcrumbs to CMS Pages in Magento 2.