Chunk:Help screen column header Show Unauthorized Links
From Joomla! Documentation
- Show Unauthorized Links. (No/Yes/Use Global). Whether or not to show links that the User is not authorized to access. If set to No, Users will only see Menu Items that they may access. If set to Yes, every User will see all Menu Items, whether or not they can access them. In this case, if an unauthorized user selects a Menu Item that they cannot access, a Login screen will display.