Tooltip Settings in Windows Forms Navigation Pane (GroupBar)

The tooltips for the buttons and the navigation pane are set through the below properties.

ExpandButtonTooltip
MinimizeButtonTooltip
NavigationPaneTooltip

this.groupBar1.ExpandButtonToolTip = "Expand Navigation Pane";

this.groupBar1.NavigationPaneTooltip = "Expand Navigation Pane";

this.groupBar1.MinimizeButtonToolTip = "Minimize Navigation Pane";
Me.groupBar1.ExpandButtonToolTip = "Expand Navigation Pane"

Me.groupBar1.NavigationPaneTooltip = "Expand Navigation Pane"

Me.groupBar1.MinimizeButtonToolTip = "Minimize Navigation Pane"