How to Remove Website Field from WordPress Comment Form

Insert one of code snippets below. Either short version or the longer one will work the same way.

Short Version:

add_filter('comment_form_field_url', '__return_false');

Long Version:

function disable_comment_url($fields) {
  unset($fields['url']);
  return $fields;
}
add_filter('comment_form_default_fields','disable_comment_url');

Additional: Remove All Links From Comment Section

remove_filter('comment_text', 'make_clickable', 9);