Here Mudassar Ahmed Khan has explained with an example, how to pass (send) values from one Form to another in Windows Application (WinForms) using C# and VB.Net.
When the DataGridView Row is clicked, the Row Index of the selected DataGridView Row is determined and the values of the Cells are extracted and passed (sent) to the other Form in Windows Forms (WinForms) Application using C# and VB.Net.