About the Palette sidebar toolbar

In addition to the standard sidebar title bar the Palette sidebar has a toolbar, located just below the title bar.
Figure 156.   Palette side bar tool bar
Image

The palette toolbar includes the following:

Image Open palette button — opens the Open Palette window.
Image Close palette button — closes the currently displayed palette.
Image Preview button — toggles the preview pane on and off. Previews are available on some components.
Image Dropdown palette selector — hen palettes are open in the palette sidebar, this selector allows you to choose which palette to display.