actualizar grid

Private Sub DataGridView1_CurrentCellDirtyStateChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles DgvTareas.CurrentCellDirtyStateChanged
        If DataGridView1.IsCurrentCellDirty Then
            DataGridview1.CommitEdit(DataGridViewDataErrorContexts.Commit)
        End If
    End Sub