<form class="ajax" id="changeUserGroupForm" action="{{ url('/server/privileges') }}" method="post">
  {{ get_hidden_inputs(params) }}
  <input type="hidden" name="changeUserGroup" value="1">

  <label class="form-label" for="userGroupSelect">{% trans 'User group:' %}</label>
  <select class="form-select" name="userGroup" id="userGroupSelect">
    <option value=""></option>
    {% for option in all_user_groups %}
      <option value="{{ option }}"{{ user_group == option ? ' selected' }}>{{ option }}</option>
    {% endfor %}
  </select>
</form>