Security / ACL for disabling a specific user or Role to deny File deletes

How to setup access permission in denying a user or role for denying all file deletes?

Click the “lock” icon for the directory which contains your files, and deny the Remove permission for all roles.

For denying Delete for a specific user, one would click the “lock” icon for the directory and click the Delete permissions until the red X is selected.

For denying Delete for a specific Role(s), one would click the “lock” icon for the directory and click the Delete permissions until the red X is selected.

What does the Permissions allow access for a user?

What does the Permissions allow access for a user?

It either grants or denies permission to change permissions via API.

Thanks for the info