Appearance Customization Add Dark Mode support to your app, and use appearance proxies to modify your UI. TopicsDark ModeSupporting Dark Mode in your interfaceAppearance SystemNSAppearanceNSAppearanceCustomization See AlsoUser InterfaceViews and ControlsView ManagementView LayoutAnimationWindows, Panels, and ScreensSound, Speech, and HapticsSupporting Continuity Camera in Your Mac App