Here put some important information & pictures.
The authentication plugins operate when users login to your site or administrator. The Joomla! authentication is in operation by default but you can enable Gmail or LDAP or install a plugin for a different system. An example is included that may be used to create a new authentication plugin.
Default on:
Default off:
Breadcrumbs provide a pathway for users to navigate through the site. Help
The banner module is used to display the banners that are managed by the banners component in the site administrator. Help.