link to downloads code example
Example 1: html download link
<a href="the/name/of/your/file.x" download>
Example 2: how to make a html file downloader
<button onclick="save('NAME.html','CODE')"></button>
<script>
function save(filename, html) {
var el = document.createElement('a');
el.setAttribute('href', 'data:text/html;charset=utf-8,' + encodeURIComponent(html));
el.setAttribute('download', filename);
el.style.display = 'none';
document.body.appendChild(el);
el.click();
document.body.removeChild(el);
}
</script>
<a href="the/name/of/your/file.x" download>