After saving it. You can login using a ldap user who belongs to pd managers ldap group, and the user will be able to cache any remote repositories as well as reading from any remote and local that the permission target was associated with. For another ldap user who only belongs to the domain guests group, it will not be able to cache any artifacts that have not been cached by others, but the user can still download any artifacts that have already been cached or exist in a local repository if the repository belongs to the permission target's repository list.
Once the user logs into Artifactory, an Artifactory administrator can verify the user's groups and permissions at Admin => Security => Users => find the user ID