By default, the ToolTipPopDelay property is 5000 ms. If the ToolTipPopDelay property is 0, the control displays no tooltips for any keyword. Use the ToolTipDelay and ToolTipPopDelay properties to define the time before showing a tooltip and the period of the time that tooltip remains visible if the mouse pointer is stationary within a control. The ToolTipWidth property specifies a value that indicates the width of the tooltip window, in pixels. Use the ToolTipFont property to assign a font for the control's tooltip. Use the Background(exToolTipAppearance) property indicates the visual appearance of the borders of the tooltips. Use the Background(exToolTipBackColor) property indicates the tooltip's background color. Use the Background(exToolTipForeColor) property indicates the tooltip's foreground color. Use the ShowToolTip method to display a custom tooltip. Use the ToolTip property to assign a tooltip to a node.