Как сделать скачивание pdf по кнопке?

<button type="button" onclick="printPDF();">Скачать PDF</button>

<script>
function printPDF() { 
var element = document.getElementById('element-to-print');
element.style.display = 'block'  
html2pdf(element, {
  filename:     'myfile.pdf',
  image:        { type: 'jpeg', quality: 1 },
  html2canvas:  { dpi: 330, letterRendering: true },
  jsPDF:        { orientation: 'landscape'}
});
element.style.display = 'block'  
conlose.log('printPDF()');
}
</script>