Private Sub convertToPdfButton_Click(ByVal sender As Object, ByVal e As EventArgs) Handles convertToPdfButton.Click ' Create a HTML to PDF converter object with default settings Dim htmlToPdfConverter As New HtmlToPdfConverter() ' Set license key received after purchase to use the converter in licensed mode ' Leave it not set to use the converter in demo mode htmlToPdfConverter.LicenseKey = "fvDh8eDx4fHg4P/h8eLg/+Dj/+jo6Og=" ' Set if the HTML tables headers are repeated in PDF ' You can also disable the header repeating if you add style="display: table-row-group" to thead tag in HTML htmlToPdfConverter.PdfDocumentOptions.TableHeaderRepeatEnabled = repeatHtmlTableHeaderCheckBox.Checked ' Set if the HTML tables footers are repeated in PDF ' You can also disable the footer repeating if you add style="display: table-row-group" to tfoot tag in HTML htmlToPdfConverter.PdfDocumentOptions.TableFooterRepeatEnabled = repeatHtmlTableFooterCheckBox.Checked Cursor = Cursors.WaitCursor ' Convert HTML to PDF using the settings above Dim outPdfFile As String = "DemoAppFiles\Output\HTML_to_PDF\Repeat_HTML_Table_Header_Footer.pdf" Try Dim outPdfBuffer() As Byte = Nothing If convertHtmlRadioButton.Checked Then Dim htmlWithForm As String = htmlStringTextBox.Text Dim baseUrl As String = baseUrlTextBox.Text ' Convert a HTML string with repetead header and footer to a PDF document in a memory buffer outPdfBuffer = htmlToPdfConverter.ConvertHtml(htmlWithForm, baseUrl) Else Dim url As String = urlTextBox.Text ' Convert the HTML page with repetead header and footer to a PDF document in a memory buffer outPdfBuffer = htmlToPdfConverter.ConvertUrl(url) End If ' Write the memory buffer in a PDF file System.IO.File.WriteAllBytes(outPdfFile, outPdfBuffer) Catch ex As Exception ' The HTML to PDF conversion failed MessageBox.Show(String.Format("HTML to PDF Error. {0}", ex.Message)) Return Finally Cursor = Cursors.Arrow End Try ' Open the created PDF document in default PDF viewer Try Process.Start(outPdfFile) Catch ex As Exception MessageBox.Show(String.Format("Cannot open created PDF file '{0}'. {1}", outPdfFile, ex.Message)) End Try End Sub