[jonearthur123]

You can use the Yoast plugin to display breadcrumb!

wp-dashboard –> Yoast –> search appearance –> breadcrumbs and then aticate it.

later on you will have to add a code to header.php

[jonearthur123]

https://pmgarman.me/delete-users-without-posts-from-wordpress/

This might help

[jonearthur123]

Try this

.post-type-archive-forum p {
display: none ;
}

This may help you.