MINI

C:/xampp/phpMyAdmin/templates/config/form_display/

files >> C:/xampp/phpMyAdmin/templates/config/form_display/fieldset_bottom.twig

 {% set colspan = 2 %}
{% if is_setup %}
    {% set colspan = colspan + 1 %}
{% endif %}
{% if show_buttons %}
    <tr>
        <td colspan="{{ colspan }}" class="lastrow">
            <input class="btn btn-primary green" type="submit" name="submit_save" value="{% trans 'Apply' %}">
            <input class="btn btn-secondary" type="button" name="submit_reset" value="{% trans 'Reset' %}">
        </td>
    </tr>
{% endif %}
</table>
</fieldset>