I found a new event called PreviewKeyDown()
Private Sub TextBox1_KeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles TextBox1.KeyDown
If e.KeyCode = Keys.Tab Then
Me.Text = "TAB Capture From TextBox1_KeyDown At " & Now.ToString
End If
End Sub
Private Sub TextBox1_PreviewKeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.PreviewKeyDownEventArgs) Handles TextBox1.PreviewKeyDown
If e.KeyCode = Keys.Tab Then
Me.Text = "TAB Capture From TextBox1_PreviewKeyDown At " & Now.ToString
End If
End Sub
If you will execute the above code, you will able to capture TAB key on PreviewKeyDown() event.