Enabling/Disabling sound feedback(MENU/123) MENU System General Sound Feedback Try NowYou can use Sound Feedback to get audio cues as you navigate through menus and select menuoptions. You can set it to Low, Medium, High, or Off.Locking/Unlocking the Control Stick(MENU/123) MENU System General Panel Lock Try NowYou can lock and unlock the front panel buttons (menu, channel, and volume) of the TV and thecontrol stick on the back of the TV.Showing/Hiding the Samsung logo while booting(MENU/123) MENU System General Boot Logo Try NowYou can enable or disable the Samsung logo display that appears when the TV starts up." This function is not available when Samsung Instant On is set to On.Enabling the TV to boot faster(MENU/123) MENU System General Samsung Instant On Try NowYou can set Samsung Instant On to On so that the TV boots up faster." When Samsung Instant On is set to On, the use history of the apps that you used on the TV may be storedin the TV." Even if the Samsung Instant On function is on, the power consumption while the TV is turned off meets thestandby power consumption specification presented on the product label." The Samsung Instant On function works when you turn on the TV while its power cable is still connectedafter you set Samsung Instant On to On. If you disconnect, reconnect the power cable, and then turn on theTV, this function does not work.Removing Flickering(MENU/123) MENU System General Anti FlickerChange the power frequency for the cable to stop the camera from flickering." This function is only available on certain models in specific geographical areas.