[ابراهيم ايبو]

السلام عليكم اخي الكريم

تفضل هذا الكود

كود :

Private Sub DateTimePicker3_ValueChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles DateTimePicker3.ValueChanged
       DateTimePicker4.Value = DateTimePicker3.Value.AddMonths(3).AddDays(-7)
   End Sub