подкорректировал language.twig
теперь без флагов и названий языка(Українська Руский) только сокращенные названия UKR/RUS
{% if languages|length > 1 %}
<div class="float-left">
<form action="{{ action }}" method="post" enctype="multipart/form-data" id="form-language">
<div class="btn-group">
<button class="btn btn-link dropdown-toggle text-white" data-toggle="dropdown" aria-haspopup="true"
aria-expanded="false">
{% for language in languages %}
{% if language.code == code %}
{{ language.name }}
{# <img src="catalog/language/{{ language.code }}/{{ language.code }}.png"#}
{# alt="{{ language.name }}" title="{{ language.name }}">#}
{% endif %}
{% endfor %}
{# <span class="d-none d-md-none d-lg-inline-block">{{ text_language }}</span>#}
</button>
<div class="dropdown-menu">
{% for language in languages %}
<button class="dropdown-item language-select " type="button" name="{{ language.code }}">
{# <img src="catalog/language/{{ language.code }}/{{ language.code }}.png"#}
{# alt="{{ language.name }}" title="{{ language.name }}"/>#}
{{ language.name }}</button>
{% endfor %}
</div>
</div>
<input type="hidden" name="code" value=""/>
<input type="hidden" name="redirect" value="{{ redirect }}"/>
</form>
</div>
{% endif %}