How to: Span Rows and Columns in a TableLayoutPanel Control
Controls in a TableLayoutPanel control can span adjacent rows and columns.
The dialog boxes and menu commands you see might differ from those described in Help depending on your active settings or edition. To change your settings, choose Import and Export Settings on the Tools menu. For more information, see Customizing Development Settings in Visual Studio.
To span columns and rows
Drag a TableLayoutPanel control from the Toolbox onto your form.