Edit Columns Dialog Box (Windows Forms DataGridView Control)
Enables you to add, remove, rearrange, and modify columns in the DataGridView control. This dialog box appears when you click Edit Columns on the control's smart tag or in the Properties window.
Enables you to select a column to change its position, delete it, or view its properties.
Opens the Add Column dialog box.
Enables you to modify the properties of the selected column.