<html xmlns:f="http://typo3.org/ns/TYPO3/CMS/Fluid/ViewHelpers" data-namespace-typo3-fluid="true">
    <f:if condition="{configuration.readonly}">
        <div class="t3js-infobox callout callout-info">
            <div class="callout-content">
                <div class="callout-body">
                    For security reasons, this option cannot be changed here.<br>
                    Please configure via <code>system/settings.php</code> or <code>system/additional.php</code>.
                </div>
      