Downloading on Link Button in asp.net

Step 1: Drop Link button on aspx page

Step 2: on the cs file write  the following code:


 protected void LinkButton1_Click(object sender, EventArgs e)
 {
           string fname="Your File Name";
           string filepath = Server.MapPath("~//ZipFiles//" + fname);
            FileInfo info = new FileInfo(filepath);
            if (info.Exists == true)
            {
                Response.Clear();
                Response.AddHeader("Content-Disposition", "attachment; filename=" + info.Name);
                Response.AddHeader("Content-Length", info.Length.ToString());
                Response.ContentType = "application/octet-stream";
                Response.WriteFile(info.FullName);
                Response.End();
            }
        }