The Add method is an overloaded method. This version of the Add method receives no parameters and will add a tab to the end of the collection with the default UltraTab.Text of "New UltraTab". The Add method can be passed parameters to allow the developer more control over the Tabs collection.
UltraTabControlBase.Tabs.Add()
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