disable autofill

disable-autofill.html

<script>
document.addEventListener("DOMContentLoaded", function() {
  var forms = document.getElementsByTagName('form');
  for(var i = 0; i < forms.length; i++) {
    var fields = forms[i].getElementsByTagName('input');
    for(var j = 0; j < fields.length; j++) {fill
      fields[j].setAttribute('autocomplete', 'off');
    }
  }
});
</script>