'Declaration Public Property Visibility As ScrollButtonsVisibility
public ScrollButtonsVisibility Visibility {get; set;}
If that property is set to the value other than None, then scroll buttons appear regardless of the number of tabs.
Target Platforms: Windows 10, Windows 8.1, Windows 8, 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