The Visible property is used to determine whether the column is visible to the user in the grid portion of the UltraGanttView. The Name (Task Name), Duration, StartDateTime (Start), EndDateTime (Finish), Dependencies (Predecessors), and and Resources (Resource Names) columns are visible by default. All others are hidden by default.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2