Retrieves or sets a value that indicates whether the the group's header is visible or
hidden.
| Type | Description | |||
| Boolean | A boolean expression that indicates whether the the group's header is visible or hidden. |
By default, the group's header bar is hidden. Use the HeaderVisible property to show the group's header bar. Use the ColumnAutoResize property to fit all your columns in the group's client area. Use the HeaderAppearance property to change the header bar's appearance.