How to save a file on client side in ASP.Net

create an asp page "Download.aspx"

In Design side just have

Code on CS side

**********

string strFile= "";

if (Request.QueryString.HasKeys())

{

if ((Request.QueryString["vid"] != null) || Request.QueryString["vid"].ToString().Equals(""))  // where vid is your querystiing

{

strFile= Request.QueryString["vid"].ToString();

}

}

try

{

this.EnableViewState = false;

Response.ContentType = "text/xml";

string Filename = System.Web.HttpContext.Current.Server.MapPath("test.xml");// your file name

//Filename = Filename + certId + ".vcf";

Response.WriteFile(Filename);

Response.Buffer = true;

Response.AddHeader("Content-Disposition", "attachment; filename=" + Filename );

}

catch (Exception ex) { Response.Write(ex.ToString()); }

Response.End();