After changing display settings while using VGA port to remote display laptop will not shutdown because System Preferance will not shut down. Shutdown grey-Ed.
iMac, OS X Mountain Lion (10.8.2), iMac 24-inch Mid 2007, 2.4 GHz Inte
If you can't close System Preferences, press Alt, Command and Esc keys to get the "Force Quit" window. Then, choose "System Preferences" and force quit it. Finally, you will be able to turn off the computer
If you can't close System Preferences, press Alt, Command and Esc keys to get the "Force Quit" window. Then, choose "System Preferences" and force quit it. Finally, you will be able to turn off the computer
Have you tried 'Force Quit'?
Ciao.
Can't shut down system preferences
