This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.
This property is not meaningful for this control.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
The Control.TabIndex property indicates the order in which controls receive focus as a user presses the TAB key on a form. TabPage controls are contained within TabControl controls, however, and do not receive focus individually as part of the form's TAB order. This property is therefore meaningless for this class.