diff --git a/administrator/components/com_languages/src/Helper/MultilangstatusHelper.php b/administrator/components/com_languages/src/Helper/MultilangstatusHelper.php
index 6d55cb4aec51c..251bd91f23e06 100644
--- a/administrator/components/com_languages/src/Helper/MultilangstatusHelper.php
+++ b/administrator/components/com_languages/src/Helper/MultilangstatusHelper.php
@@ -88,6 +88,7 @@ public static function getContentlangs()
 				[
 					$db->quoteName('lang_code'),
 					$db->quoteName('published'),
+					$db->quoteName('sef'),
 				]
 			)
 			->from($db->quoteName('#__languages'));
diff --git a/administrator/components/com_languages/tmpl/multilangstatus/default.php b/administrator/components/com_languages/tmpl/multilangstatus/default.php
index 726312e3ee7f2..4bd00828755c7 100644
--- a/administrator/components/com_languages/tmpl/multilangstatus/default.php
+++ b/administrator/components/com_languages/tmpl/multilangstatus/default.php
@@ -113,6 +113,13 @@
 					<?php echo Text::sprintf('COM_LANGUAGES_MULTILANGSTATUS_CONTENT_LANGUAGE_TRASHED', $contentlang->lang_code); ?>
 				</div>
 			<?php endif; ?>
+			<?php if (empty($contentlang->sef)) : ?>
+				<div class="alert alert-error">
+					<span class="fas fa-exclamation" aria-hidden="true"></span>
+					<span class="sr-only"><?php echo Text::_('ERROR'); ?></span>
+					<?php echo Text::sprintf('COM_LANGUAGES_MULTILANGSTATUS_CONTENT_LANGUAGE_SEF_MISSING', $contentlang->lang_code); ?>
+				</div>
+			<?php endif; ?>
 		<?php endforeach; ?>
 		<?php if ($this->listUsersError) : ?>
 			<div class="alert alert-warning">
diff --git a/administrator/language/en-GB/com_languages.ini b/administrator/language/en-GB/com_languages.ini
index baa5b6edb87d8..0f81d53f20dd5 100644
--- a/administrator/language/en-GB/com_languages.ini
+++ b/administrator/language/en-GB/com_languages.ini
@@ -66,10 +66,11 @@ COM_LANGUAGES_MULTILANGSTATUS_CONTACTS_ERROR_TIP="Warning! A user/author should
 COM_LANGUAGES_MULTILANGSTATUS_CONTENT_LANGUAGE_HOME_UNPUBLISHED="Both the <strong>%s</strong> Content Language and its Home page are unpublished. <strong>The language will not display on the site.</strong>"
 COM_LANGUAGES_MULTILANGSTATUS_CONTENT_LANGUAGE_MISSING="The <strong>%s</strong> Content Language has been deleted although the corresponding Site Language is enabled and a Home page is assigned to this language. <strong>The language will not display on the site.</strong>"
 COM_LANGUAGES_MULTILANGSTATUS_CONTENT_LANGUAGE_PUBLISHED="Published Content Languages"
+COM_LANGUAGES_MULTILANGSTATUS_CONTENT_LANGUAGE_SEF_MISSING="The \"URL Language Code\" is missing for the <strong>%s</strong> Content Language. <strong>The multilingual feature may not function properly or the site may not be reachable!</strong>"
 COM_LANGUAGES_MULTILANGSTATUS_CONTENT_LANGUAGE_TRASHED="The <strong>%s</strong> Content Language is trashed. <strong>The language will not display on the site.</strong>"
 COM_LANGUAGES_MULTILANGSTATUS_DEFAULT_HOME_MODULE_PUBLISHED="The menu module displaying the Home menu item set to language &quot;All&quot; should not be published."
 COM_LANGUAGES_MULTILANGSTATUS_ERROR_CONTENT_LANGUAGE="A Default Home page is assigned to the <strong>%s</strong> Content Language although a Site Language for this Content Language is not installed or enabled AND/OR the Content Language is not published. <strong>The language will not display on the site.</strong>"
-COM_LANGUAGES_MULTILANGSTATUS_ERROR_DEFAULT_CONTENT_LANGUAGE="The Content Language for the <strong>%s</strong> default Site Language is unpublished or does not exist. <strong>If not corrected, the multilingual feature may not function properly or the site may not be reachable!</strong>"
+COM_LANGUAGES_MULTILANGSTATUS_ERROR_DEFAULT_CONTENT_LANGUAGE="The Content Language for the <strong>%s</strong> default Site Language is unpublished or does not exist. <strong>The multilingual feature may not function properly or the site may not be reachable!</strong>"
 COM_LANGUAGES_MULTILANGSTATUS_ERROR_LANGUAGE_TAG="The Content Language tag <strong>%s</strong> does not have a matching Site Language tag. Check that the Site Language is installed and enabled AND the correct language tag is used for the Content Language. Example: for English (en-GB) both tags should be 'en-GB'. <strong>The language will not display on the site.</strong>"
 COM_LANGUAGES_MULTILANGSTATUS_HOME_UNPUBLISHED="The Default Home page assigned to the <strong>%s</strong> Content Language is unpublished. <strong>The language will not display on the site.</strong>"
 COM_LANGUAGES_MULTILANGSTATUS_HOMES_PUBLISHED="Published Default Home pages"