Optional MenuOption Menu let you to activate some features like AutoPivot, Preference, Input Selection and AudioFunction.You can follow the instruction and do the adjustment.Refer to below table for sub-menu item base on your input.Tab Heading Sub Menu Display in Analog Display in DigitalOptions Auto Pivot Yes YesOptions Preferences Yes YesOptions Input Yes YesOptions Audio Yes YesAutoPivot, Input and Audio function will only available and shown if the product supports those features.Help Menu