Use the Panel Caption dialog to change the caption of a panel or of a tabbed page (if several panels are docked to the same spot, they are displayed as tabbed pages). To call this dialog, right-click the caption of the needed panel or tabbed page and then click Rename. To call the Panel Caption dialog for an undocked panel, right-click its caption and then click Docking | Rename.
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In the dialog, enter the needed caption and click OK.