The Mac OS X login screen can be customized in System Preferences under Users & Groups > Login Options. One of the options here allows for the login screen to display either a list of users or a name and a password field. When set to a list of users, all available accounts will be graphically listed to be selected from:
In the environment I work, some computers have hidden accounts that don’t show up in this list view. Therefore someone can be caught off guard if they need to log in to a hidden account and the login screen is set to list view.
Luckily there’s a simple trick to force the name and password fields to show while using a list view login screen:
- Press the down arrow on the keyboard to highlight any user (make sure the password entry box is NOT open)
- Press Option + Return on the keyboard
The name and password boxes will appear which then allow a specific username to be entered: