To display only TradeStation windows in the list, select the Show TradeStation windows only check box.When selected, the title bars are turned on for that window. The Title Bars section displays a list of all possible window types.The TradeStation Desktop Preferences dialog is displayed. From the Menu bar, click File > Preferences > Desktop.
You cannot turn a title bar on and off an individual window instance. You can do so globally in other words, you can turn all title bars off or on for each specified window type. In the desktop you can choose to display a window's title bar or hide it (turn it off).