47 ARK-3360 User ManualChapter 3 BIOS Settings3.8 Exit OSFigure 3.28 Exit Option3.8.1 Save Changes and ExitWhen you have completed system configuration, select this option to save yourchanges, exit BIOS setup and reboot the computer so the new system configurationparameters can take effect.1. Select Exit Saving Changes from the Exit menu and press .The following message appears: Save Configuration Changes and Exit Now?[Ok] [Cancel]2. Select Ok or cancel.3.8.2 Discard Changes and ExitSelect this option to quit Setup without making any permanent changes to the systemconfiguration.1. Select Exit Discarding Changes from the Exit menu and press . The fol-lowing message appears: Discard Changes and Exit Setup Now? [Ok] [Cancel]2. Select Ok to discard changes and exit. Discard Changes3. Select Discard Changes from the Exit menu and press .3.8.3 Load Optimal DefaultsThe ARK-3360 automatically configures all setup items to optimal settings when youselect this option. Optimal Defaults are designed for maximum system performance,but may not work best for all computer applications. In particular, do not use the Opti-mal Defaults if your computer is experiencing system configuration problems. SelectLoad Optimal Defaults from the Exit menu and press .