cupper-hugo-theme/layouts/partials/disqus-js-common.js

// Remove button
var disqusButton = document.getElementById('disqus-button');
disqusButton.parentNode.removeChild(disqusButton); 
// Un-hide comments
var disqusComments = document.getElementById('disqus-comments');
disqusComments.style.display = 'block';