Add Remove Header Tag inside Tag Meta,Title,Canonical,link etc

 this.Page.Header.Title = "page title";
               
                    HtmlLink link = (HtmlLink)Page.Header.FindControl("idcanonical");
                    Page.Header.Controls.Remove(link);
                
                   HtmlLink link1 = new HtmlLink();
                    link1.Href = "http://www.test.com/equity-funds";
                    link1.Attributes["rel"] = "canonical";
                    this.Page.Header.Controls.Add(link1);

                    HtmlMeta metadesc = (HtmlMeta)Page.Header.FindControl("meta_funds");
                    Page.Header.Controls.Remove(metadesc);

                    HtmlMeta metakey = (HtmlMeta)Page.Header.FindControl("keywords_funds");
                    Page.Header.Controls.Remove(metakey);

                    HtmlMeta metadesc1 = new HtmlMeta();
                    metadesc1.Name = "Description";
                    metadesc1.Content = "test.";
                    this.Page.Header.Controls.Add(metadesc1);