create backup msacess database csharp code

private void btnBackUp_Click(object sender, EventArgs e)

        {

            string CurrentDatabasePath =Environment.CurrentDirectory + @"\Database3.accdb";

            FolderBrowserDialog fbd = new FolderBrowserDialog();

            if (fbd.ShowDialog() == DialogResult.OK)

            {

                string PathtobackUp = fbd.SelectedPath.ToString();

               File.Copy(CurrentDatabasePath,PathtobackUp+@"\BackUp.accdb",true);

                MessageBox.Show("Back Up SuccessFull! ");

            }

        }