pma/templates/display/export/options_output_separate_files.twig

<li>
    <input type="checkbox" id="checkbox_as_separate_files"
        name="as_separate_files" value="{{ export_type }}"
        {{- is_checked ? ' checked' }}>
    <label for="checkbox_as_separate_files">
        {% if export_type == 'server' %}
            {% trans 'Export databases as separate files' %}
        {% elseif export_type == 'database' %}
            {% trans 'Export tables as separate files' %}
        {% endif %}
    </label>
</li>