diff --git a/core/class/helper.class.php b/core/class/helper.class.php
index 9f9b16e..431d4f0 100644
--- a/core/class/helper.class.php
+++ b/core/class/helper.class.php
@@ -43,10 +43,10 @@ class helper
 	 * Date au format time()
 	 * $format strftime
 	 */
-	public static function dateUTF8($format, $date)
+	public static function dateUTF8($format, $date, $locale = 'fr_FR')
 	{
 		require_once 'core/class/strftime/php-8.1-strftime.class.php';
-		return mb_convert_encoding(\PHP81_BC\strftime($format, $date), 'UTF-8', mb_list_encodings());
+		return mb_convert_encoding(\PHP81_BC\strftime($format, $date, $locale), 'UTF-8', mb_list_encodings());
 	}
 
 	/**
diff --git a/core/module/config/config.php b/core/module/config/config.php
index bb9879e..3c189e2 100644
--- a/core/module/config/config.php
+++ b/core/module/config/config.php
@@ -824,7 +824,7 @@ class config extends common
 				$d = $this->getData(['blacklist']);
 				$data = '';
 				foreach ($d as $key => $item) {
-					$data .= helper::dateUTF8('%Y %m %d', $item['lastFail']) . ' - ' . helper::dateUTF8('%H:%M', time());
+					$data .= helper::dateUTF8('%Y %m %d', $item['lastFail'], self::$i18nUI) . ' - ' . helper::dateUTF8('%H:%M', time(), self::$i18nUI);
 					$data .= $key . ';' . $item['ip'] . ';' . $item['connectFail'] . PHP_EOL;
 				}
 				file_put_contents($fileName, $data, FILE_APPEND);
diff --git a/core/module/course/course.php b/core/module/course/course.php
index d7f5472..bc6eb36 100644
--- a/core/module/course/course.php
+++ b/core/module/course/course.php
@@ -333,7 +333,7 @@ class course extends common
                 $redirect .= $this->getData(['course', $courseId, 'homePageId']);
             }
             if ($this->getData(['course', $courseId, 'access']) === self::COURSE_ACCESS_DATE) {
-                $to = helper::dateUTF8('%d %B %Y', $this->getData(['course', $courseId, 'closingDate'])) . helper::translate(' à ') . helper::dateUTF8('%H:%M', $this->getData(['course', $courseId, 'closingDate']));
+                $to = helper::dateUTF8('%d %B %Y', $this->getData(['course', $courseId, 'closingDate']), self::$i18nUI) . helper::translate(' à ') . helper::dateUTF8('%H:%M', $this->getData(['course', $courseId, 'closingDate']), self::$i18nUI);
                 $message = sprintf(helper::translate('Ce cours ferme le %s'), $to);
             } else {
                 $message = sprintf(helper::translate('Bienvenue dans le cours %s'), $this->getData(['course', $courseId, 'shortTitle']));
@@ -346,8 +346,8 @@ class course extends common
             $message = helper::translate('Ce cours est fermé');
             $state = false;
             if ($this->getData(['course', $courseId, 'access']) === self::COURSE_ACCESS_DATE) {
-                $from = helper::dateUTF8('%d %B %Y', $this->getData(['course', $courseId, 'openingDate'])) . helper::translate(' à ') . helper::dateUTF8('%H:%M', $this->getData(['course', $courseId, 'openingDate']));
-                $to = helper::dateUTF8('%d %B %Y', $this->getData(['course', $courseId, 'closingDate'])) . helper::translate(' à ') . helper::dateUTF8('%H:%M', $this->getData(['course', $courseId, 'closingDate']));
+                $from = helper::dateUTF8('%d %B %Y', $this->getData(['course', $courseId, 'openingDate']), self::$i18nUI) . helper::translate(' à ') . helper::dateUTF8('%H:%M', $this->getData(['course', $courseId, 'openingDate']), self::$i18nUI);
+                $to = helper::dateUTF8('%d %B %Y', $this->getData(['course', $courseId, 'closingDate']), self::$i18nUI) . helper::translate(' à ') . helper::dateUTF8('%H:%M', $this->getData(['course', $courseId, 'closingDate']), self::$i18nUI);
                 $message = sprintf(helper::translate('Ce cours ouvre le <br>%s <br> et ferme le %s'), $from, $to);
             }
         }
diff --git a/core/module/language/language.php b/core/module/language/language.php
index 8041611..9610e3a 100644
--- a/core/module/language/language.php
+++ b/core/module/language/language.php
@@ -206,7 +206,7 @@ class language extends common
 				self::$languagesUiInstalled[$file] = [
 					template::flag($file, '20 %') . '&nbsp;' . self::$languages[$file],
 					$value['version'],
-					helper::dateUTF8('%d/%m/%Y', $value['date']),
+					helper::dateUTF8('%d/%m/%Y', $value['date'], self::$i18nUI),
 					//self::$i18nUI === $file ? helper::translate('Interface') : '',
 					'',
 					/*
@@ -241,7 +241,7 @@ class language extends common
 				self::$languagesStore[$file] = [
 					template::flag($file, '20 %') . '&nbsp;' . self::$languages[$file],
 					$value['version'],
-					helper::dateUTF8('%d/%m/%Y', $value['date']),
+					helper::dateUTF8('%d/%m/%Y', $value['date'], self::$i18nUI),
 					'',
 					template::button('translateContentLanguageUIDownload' . $file, [
 						'class' => 'buttonGreen',
diff --git a/core/module/plugin/plugin.php b/core/module/plugin/plugin.php
index 712b642..03bb5cb 100644
--- a/core/module/plugin/plugin.php
+++ b/core/module/plugin/plugin.php
@@ -377,7 +377,7 @@ class plugin extends common
 					$store[$key]['category'],
 					'<a href="' . self::BASEURL_STORE . self::MODULE_STORE . $key . '" target="_blank" >' . $store[$key]['title'] . '</a>',
 					$store[$key]['version'],
-					helper::dateUTF8('%d %B %Y', $store[$key]['versionDate']),
+					helper::dateUTF8('%d %B %Y', $store[$key]['versionDate'], self::$i18nUI),
 					implode(' - ', $pageInfos),
 					template::button('moduleExport' . $key, [
 						'class' => $class,
@@ -403,7 +403,7 @@ class plugin extends common
 	{
 		$store = json_decode(helper::getUrlContents(self::BASEURL_STORE . self::MODULE_STORE . 'list'), true);
 		self::$storeItem = $store[$this->getUrl(2)];
-		self::$storeItem['fileDate'] = helper::dateUTF8('%d %B %Y', self::$storeItem['fileDate']);
+		self::$storeItem['fileDate'] = helper::dateUTF8('%d %B %Y', self::$storeItem['fileDate'], self::$i18nUI);
 		// Valeurs en sortie
 		$this->addOutput([
 			'title' => helper::translate('Module ' . self::$storeItem['title']),
diff --git a/module/blog/blog.php b/module/blog/blog.php
index 1bf734a..0e161d4 100644
--- a/module/blog/blog.php
+++ b/module/blog/blog.php
@@ -359,7 +359,7 @@ class blog extends common
 				self::$dateFormat = $this->getData(['module', $this->getUrl(0), 'config', 'dateFormat']);
 				self::$timeFormat = $this->getData(['module', $this->getUrl(0), 'config', 'timeFormat']);
 				self::$comments[] = [
-					helper::dateUTF8(self::$dateFormat, $comment['createdOn']) . ' - ' . helper::dateUTF8(self::$timeFormat, $comment['createdOn']),
+					helper::dateUTF8(self::$dateFormat, $comment['createdOn'], self::$i18nUI) . ' - ' . helper::dateUTF8(self::$timeFormat, $comment['createdOn'], self::$i18nUI),
 					$comment['content'],
 					$comment['userId'] ? $this->getData(['user', $comment['userId'], 'firstname']) . ' ' . $this->getData(['user', $comment['userId'], 'lastname']) : $comment['author'],
 					$buttonApproval,
@@ -528,7 +528,7 @@ class blog extends common
 				'<a href="' . helper::baseurl() . $this->getUrl(0) . '/' . $articleIds[$i] . '" target="_blank" >' .
 				$this->getData(['module', $this->getUrl(0), 'posts', $articleIds[$i], 'title']) .
 				'</a>',
-				helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleIds[$i], 'publishedOn'])) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleIds[$i], 'publishedOn'])),
+				helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleIds[$i], 'publishedOn']), self::$i18nUI) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleIds[$i], 'publishedOn']), self::$i18nUI),
 				self::$states[$this->getData(['module', $this->getUrl(0), 'posts', $articleIds[$i], 'state'])],
 				// Bouton pour afficher les commentaires de l'article
 				template::button('blogConfigComment' . $articleIds[$i], [
diff --git a/module/blog/view/article/article.php b/module/blog/view/article/article.php
index 48dd1df..af1cadd 100644
--- a/module/blog/view/article/article.php
+++ b/module/blog/view/article/article.php
@@ -15,7 +15,7 @@
 		<?php echo template::ico('user'); ?>
 		<?php echo $module::$articleSignature; ?>
 		<?php echo template::ico('calendar-empty'); ?>
-		<?php echo helper::dateUTF8($module::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1), 'publishedOn'])) . ' - ' . helper::dateUTF8($module::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1), 'publishedOn'])); ?>
+		<?php echo helper::dateUTF8($module::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1), 'publishedOn']), self::$i18nUI) . ' - ' . helper::dateUTF8($module::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1), 'publishedOn']), self::$i18nUI); ?>
 		<!-- Bloc edition -->
 		<?php if (
 
@@ -147,7 +147,7 @@
 					<?php echo template::ico('user'); ?>
 					<?php echo $module::$commentsSignature[$commentId]; ?>
 					<?php echo template::ico('calendar-empty'); ?>
-					<?php echo helper::dateUTF8($module::$dateFormat, $comment['createdOn']) . ' - ' . helper::dateUTF8($module::$timeFormat, $comment['createdOn']); ?>
+					<?php echo helper::dateUTF8($module::$dateFormat, $comment['createdOn'], self::$i18nUI) . ' - ' . helper::dateUTF8($module::$timeFormat, $comment['createdOn'], self::$i18nUI); ?>
 				</h4>
 				<?php echo $comment['content']; ?>
 			</div>
diff --git a/module/blog/view/index/index.php b/module/blog/view/index/index.php
index 0f608e1..aa59a79 100644
--- a/module/blog/view/index/index.php
+++ b/module/blog/view/index/index.php
@@ -28,7 +28,7 @@
 							<?php echo template::ico('user'); ?>
 							<?php echo $module->signature($this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'userId'])); ?>
 							<?php echo template::ico('calendar-empty'); ?>
-							<?php echo helper::dateUTF8($module::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'publishedOn'])) . ' - ' . helper::dateUTF8($module::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'publishedOn'])); ?>
+							<?php echo helper::dateUTF8($module::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'publishedOn']), self::$i18nUI) . ' - ' . helper::dateUTF8($module::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'publishedOn']), self::$i18nUI); ?>
 						</div>
 					</div>
 					<div class="row">
@@ -143,7 +143,7 @@
 								<?php echo template::ico('user'); ?>
 								<?php echo $module->signature($this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'userId'])); ?>
 								<?php echo template::ico('calendar-empty'); ?>
-								<?php echo helper::dateUTF8($module::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'publishedOn'])) . ' - ' . helper::dateUTF8($module::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'publishedOn'])); ?>
+								<?php echo helper::dateUTF8($module::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'publishedOn']), self::$i18nUI) . ' - ' . helper::dateUTF8($module::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $articleId, 'publishedOn']), self::$i18nUI); ?>
 							</div>
 							<div class="blogContent">
 								<?php $lenght = $this->getData(['module', $this->getUrl(0), 'config', 'articlesLenght']) !== 0 ? $this->getData(['module', $this->getUrl(0), 'config', 'articlesLenght']) : 500 ?>
diff --git a/module/news/news.php b/module/news/news.php
index ed2b503..aec7186 100644
--- a/module/news/news.php
+++ b/module/news/news.php
@@ -230,9 +230,9 @@ class news extends common
 		// News en fonction de la pagination
 		for ($i = $pagination['first']; $i < $pagination['last']; $i++) {
 			// Met en forme le tableau
-			$dateOn = helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOn'])) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOn']));
+			$dateOn = helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOn']), self::$i18nUI) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOn']), self::$i18nUI);
 			if ($this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff'])) {
-				$dateOff = helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff'])) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff']));
+				$dateOff = helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff']), self::$i18nUI) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff']), self::$i18nUI);
 			} else {
 				$dateOff = helper::translate('Permanent');
 			}
@@ -332,9 +332,9 @@ class news extends common
 			// News en fonction de la pagination
 			for ($i = $pagination['first']; $i < $pagination['last']; $i++) {
 				// Met en forme le tableau
-				$dateOn = $dateOn = helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOn'])) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOn']));
+				$dateOn = $dateOn = helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOn']), self::$i18nUI) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOn']), self::$i18nUI);
 				if ($this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff'])) {
-					$dateOff = helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff'])) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff']));
+					$dateOff = helper::dateUTF8(self::$dateFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff']), self::$i18nUI) . ' - ' . helper::dateUTF8(self::$timeFormat, $this->getData(['module', $this->getUrl(0), 'posts', $newsIds[$i], 'publishedOff']), self::$i18nUI);
 				} else {
 					$dateOff = helper::translate('Permanent');
 				}
diff --git a/module/news/view/article/article.php b/module/news/view/article/article.php
index 67c4ee2..b01dc1a 100644
--- a/module/news/view/article/article.php
+++ b/module/news/view/article/article.php
@@ -9,7 +9,7 @@
 		<?php echo template::ico('user'); ?>
 		<?php echo $module::$articleSignature . ' - ';?>
 		<?php echo template::ico('calendar-empty'); ?>
-		<?php echo helper::dateUTF8('%d %B %Y', $this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1), 'publishedOn'])) . ' - ' . helper::dateUTF8('%H:%M', $this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1), 'publishedOn'])); ?>
+		<?php echo helper::dateUTF8('%d %B %Y', $this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1), 'publishedOn']), self::$i18nUI) . ' - ' . helper::dateUTF8('%H:%M', $this->getData(['module', $this->getUrl(0), 'posts', $this->getUrl(1), 'publishedOn']), self::$i18nUI); ?>
 		<!-- Bloc edition -->
         <?php if (
             $this->getUser('password') === $this->getInput('ZWII_USER_PASSWORD')
diff --git a/module/news/view/index/index.php b/module/news/view/index/index.php
index ee5cf9e..45a58d9 100644
--- a/module/news/view/index/index.php
+++ b/module/news/view/index/index.php
@@ -23,7 +23,7 @@
 							<?php echo template::ico('user'); ?>
 							<?php echo $news['userId']; ?>
 							<?php echo template::ico('calendar-empty'); ?>
-							<?php echo helper::dateUTF8($module::$dateFormat, $news['publishedOn']) . ' - ' . helper::dateUTF8($module::$timeFormat, $news['publishedOn']); ?>
+							<?php echo helper::dateUTF8($module::$dateFormat, $news['publishedOn'], self::$i18nUI) . ' - ' . helper::dateUTF8($module::$timeFormat, $news['publishedOn'], self::$i18nUI); ?>
 							<!-- Bloc edition -->
 							<?php if (