You need a Button and OpenFileDialog and then use the following code
VB
Private Sub Button1_Click(sender As System.Object, e As System.EventArgs) Handles Button1.Click
OpenFileDialog1.ShowDialog()
End Sub
Private Sub OpenFileDialog1_FileOk(sender As System.Object, e As System.ComponentModel.CancelEventArgs) Handles OpenFileDialog1.FileOk
Dim fileName As String = OpenFileDialog1.FileName
System.IO.File.Copy(fileName, "E:\" & System.IO.Path.GetFileName(fileName))
End Sub
C#
private void Button1_Click(System.Object sender, System.EventArgs e)
{
OpenFileDialog1.ShowDialog();
}
private void OpenFileDialog1_FileOk(System.Object sender, System.ComponentModel.CancelEventArgs e)
{
string fileName = OpenFileDialog1.FileName;
System.IO.File.Copy(fileName, "E:\\" + System.IO.Path.GetFileName(fileName));
}