diff --git a/assets/css/app.scss b/assets/css/app.scss
index baf4e6074e..0238dd1cbd 100644
--- a/assets/css/app.scss
+++ b/assets/css/app.scss
@@ -141,6 +141,45 @@
     }
   }
 
+  // Card
+  .card {
+    border: 1px solid #ddd;
+    border-radius: 4px;
+    box-shadow: 0 2px 5px rgba(0,0,0,0.15);
+    background-color: #fff;
+    margin-bottom: 20px;
+  }
+
+  .card .flex {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+  }
+
+  .card .flex .relative {
+    position: relative;
+    font-size: 16px;
+    font-weight: bold;
+  }
+
+  .card .flex a {
+    margin-left: 10px;
+    font-size: 18px;
+    color: #333;
+  }
+
+  .card .sectioncomment {
+    padding: 15px;
+    background-color: #f7f7f7;
+  }
+
+  .card span {
+    float: right;
+    margin-right: 15px;
+    font-size: 14px;
+    color: #666;
+  }
+
   // Alerts
 
   .alert {
@@ -337,14 +376,6 @@
   text-decoration: underline;
 }
 
-.category-forum .custom-panel-group {
-  width: 100%;
-}
-
-.category-forum .forum_display {
-  padding: 20px 0px;
-}
-
 #date_fields label,
 .p-float-label .datepicker-label {
   top: 0px;
diff --git a/assets/css/scss/_exercise.scss b/assets/css/scss/_exercise.scss
index 98f2d5af56..c552c96d7c 100644
--- a/assets/css/scss/_exercise.scss
+++ b/assets/css/scss/_exercise.scss
@@ -322,45 +322,6 @@
   }
 }
 
-.card {
-  border: 1px solid #ddd;
-  border-radius: 4px;
-  box-shadow: 0 2px 5px rgba(0,0,0,0.15);
-  background-color: #fff;
-  margin-bottom: 20px;
-}
-
-.card .flex {
-  display: flex;
-  justify-content: space-between;
-  align-items: center;
-  padding: 10px 15px;
-}
-
-.card .flex .relative {
-  position: relative;
-  font-size: 16px;
-  font-weight: bold;
-}
-
-.card .flex a {
-  margin-left: 10px;
-  font-size: 22px;
-  color: #333;
-}
-
-.card .sectioncomment {
-  padding: 15px;
-  background-color: #f7f7f7;
-}
-
-.card span {
-  float: right;
-  margin-right: 15px;
-  font-size: 14px;
-  color: #666;
-}
-
 .question_menu {
   @apply p-4 flex flex-row gap-1;
 }
diff --git a/assets/css/scss/_forums.scss b/assets/css/scss/_forums.scss
index 2c56bcb4cd..b3e4ac7d18 100644
--- a/assets/css/scss/_forums.scss
+++ b/assets/css/scss/_forums.scss
@@ -76,3 +76,204 @@
 .ch-tool-icon-disabled {
   @apply text-gray-50;
 }
+
+.category-forum {
+  .custom-panel-group {
+    border: none;
+    margin: 0;
+    width: 100%;
+  }
+
+  .custom-panel {
+    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
+    margin-bottom: 10px;
+    border-radius: 4px;
+    overflow: hidden;
+  }
+
+  .custom-panel-heading {
+    padding: 10px 15px;
+    background-color: #f8f8f8;
+    border-bottom: 1px solid #ddd;
+    cursor: pointer;
+    display: flex;
+    align-items: center;
+  }
+
+  .custom-panel-heading .open {
+    flex-shrink: 0;
+  }
+
+  .custom-panel-heading h4 {
+    margin: 0;
+    padding: 0;
+    font-size: 18px;
+    color: #333;
+    flex-grow: 1;
+    text-align: left;
+  }
+
+  .custom-panel-title {
+    margin-left: 10px;
+  }
+
+  .pull-right a {
+    margin-left: 10px;
+  }
+
+  .custom-panel-body {
+    padding: 15px;
+    background-color: #fff;
+  }
+}
+
+.forum_display {
+  display: flex;
+  width: 100%;
+  margin-bottom: 15px;
+  border: 1px solid #ddd;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+
+  .forum-row {
+    width: 100%;
+    padding: 5px;
+  }
+
+  .card-forum {
+    display: flex;
+    flex-direction: row;
+    width: 100%;
+    padding: 10px;
+    align-items: flex-start;
+    background-color: #fff;
+  }
+
+  .number-post {
+    text-align: center;
+    flex: 0 0 25%;
+    padding: 30px;
+    border-right: 1px solid #ddd;
+    background-color: #f5f5f5;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    margin-right: 20px;
+  }
+
+  .number-post i {
+    font-size: 48px;
+    color: #3276b1;
+  }
+
+  .number-post p {
+    font-size: 14px;
+    margin-top: 8px;
+  }
+
+  .content-forum {
+    display: flex;
+    flex-direction: column;
+    flex-grow: 1;
+    padding-left: 15px;
+  }
+
+  .title-forum {
+    font-size: 18px;
+    margin: 0;
+  }
+
+  .description-forum {
+    font-size: 14px;
+    color: #666;
+    margin-top: 4px;
+  }
+
+  .actions-forum {
+    margin-left: auto;
+    display: flex;
+    align-items: center;
+    justify-content: flex-end;
+  }
+
+  .actions-forum i {
+    font-size: 22px;
+    margin-left: 10px;
+    cursor: pointer;
+  }
+
+  @media (max-width: 768px) {
+    flex-direction: column;
+
+    .number-post {
+      border-right: none;
+      border-bottom: 1px solid #ddd;
+      order: -1;
+      width: 100%;
+      padding: 15px;
+    }
+
+    .content-forum {
+      padding: 15px;
+    }
+
+    .actions-forum {
+      justify-content: center;
+      margin-top: 10px;
+    }
+  }
+}
+
+.forum-post {
+  .post-col1 {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    padding: 10px;
+      width: 15% !important;
+  }
+
+  .q-avatar {
+    border-radius: 50%;
+    overflow: hidden;
+    width: 80px;
+    height: 80px;
+  }
+
+  .q-avatar img {
+    width: 100%;
+    height: auto;
+  }
+
+  .post-date {
+    margin-top: 10px;
+    font-size: 0.8rem;
+    color: #666;
+  }
+
+  .flex-row {
+    display: flex;
+    margin-top: 10px;
+  }
+
+  .boot-tooltip {
+    position: relative;
+  }
+
+  .boot-tooltip::before {
+    content: attr(title);
+    position: absolute;
+    bottom: 100%;
+    left: 50%;
+    transform: translateX(-50%);
+    background: black;
+    color: white;
+    padding: 5px;
+    border-radius: 4px;
+    font-size: 0.7rem;
+    display: none;
+  }
+
+  .boot-tooltip:hover::before {
+    display: block;
+  }
+}
diff --git a/public/main/forum/forumfunction.inc.php b/public/main/forum/forumfunction.inc.php
index b618e2f210..c58fa2e1b9 100644
--- a/public/main/forum/forumfunction.inc.php
+++ b/public/main/forum/forumfunction.inc.php
@@ -1164,14 +1164,9 @@ function getForum(
 }
 
 /**
- * Retrieve all the threads of a given forum.
- *
- * @param int|null $courseId  Optional If is null then it is considered the current course
- * @param int|null $sessionId Optional. If is null then it is considered the current session
- *
- * @return CForumThread[]
+ * Retrieves all the threads for a given forum or counts them.
  */
-function get_threads(int $forumId, int $courseId = null, int $sessionId = null): Array
+function get_threads(int $forumId, int $courseId = null, int $sessionId = null, bool $count = false): array|int
 {
     $repo = Container::getForumThreadRepository();
     $courseId = empty($courseId) ? api_get_course_int_id() : $courseId;
@@ -1181,7 +1176,12 @@ function get_threads(int $forumId, int $courseId = null, int $sessionId = null):
     $qb = $repo->getResourcesByCourse($course, $session);
     $qb->andWhere('resource.forum = :forum')->setParameter('forum', $forumId);
 
-    return $qb->getQuery()->getResult();
+    if ($count) {
+        $qb->select('COUNT(resource.iid)');
+        return (int) $qb->getQuery()->getSingleScalarResult();
+    } else {
+        return $qb->getQuery()->getResult();
+    }
 }
 
 /**
@@ -1985,8 +1985,8 @@ function show_add_post_form(CForum $forum, CForumThread $thread, CForumPost $pos
             'add_attachment',
             get_lang('Add attachment'),
             'paperclip',
-            'default',
-            'default',
+            'plain',
+            'plain',
             null,
             ['id' => 'reply-add-attachment']
         );
@@ -3286,7 +3286,6 @@ function handle_mail_cue($content, $id)
         $sql = "SELECT users.firstname, users.lastname, users.id as user_id, users.email
                 FROM $table_mailcue mailcue, $table_posts posts, $table_users users
                 WHERE
-                    posts.c_id = $course_id AND
                     mailcue.c_id = $course_id AND
                     posts.thread_id = $thread_id AND
                     posts.post_notification = '1' AND
@@ -3326,14 +3325,14 @@ function handle_mail_cue($content, $id)
         Database::query($sql);
     } elseif ('forum' === $content) {
         $sql = "SELECT iid FROM $table_threads
-                WHERE c_id = $course_id AND forum_id = $id";
+                WHERE forum_id = $id";
         $result = Database::query($sql);
         while ($row = Database::fetch_array($result)) {
             handle_mail_cue('thread', $row['iid']);
         }
     } elseif ('forum_category' === $content) {
         $sql = "SELECT iid FROM $table_forums
-                WHERE c_id = $course_id AND forum_category = $id";
+                WHERE forum_category = $id";
         $result = Database::query($sql);
         while ($row = Database::fetch_array($result)) {
             handle_mail_cue('forum', $row['iid']);
@@ -3550,22 +3549,22 @@ function store_move_post($values)
 
         // Moving the post to the newly created thread.
         $sql = "UPDATE $table_posts SET thread_id='".$new_thread_id."', post_parent_id = NULL
-                WHERE c_id = $course_id AND iid ='".(int) ($values['post_id'])."'";
+                WHERE iid ='".(int) ($values['post_id'])."'";
         Database::query($sql);
 
         // Resetting the parent_id of the thread to 0 for all those who had this moved post as parent.
         $sql = "UPDATE $table_posts SET post_parent_id = NULL
-                WHERE c_id = $course_id AND post_parent_id='".(int) ($values['post_id'])."'";
+                WHERE post_parent_id='".(int) ($values['post_id'])."'";
         Database::query($sql);
 
         // Updating updating the number of threads in the forum.
         $sql = "UPDATE $table_forums SET forum_threads=forum_threads+1
-                WHERE c_id = $course_id AND iid ='".$forumId."'";
+                WHERE iid ='".$forumId."'";
         Database::query($sql);
 
         // Resetting the last post of the old thread and decreasing the number of replies and the thread.
         $sql = "SELECT * FROM $table_posts
-                WHERE c_id = $course_id AND thread_id='".$threadId."'
+                WHERE thread_id='".$threadId."'
                 ORDER BY iid DESC";
         $result = Database::query($sql);
         $row = Database::fetch_array($result);
@@ -3573,19 +3572,18 @@ function store_move_post($values)
                     thread_last_post='".$row['iid']."',
                     thread_replies=thread_replies-1
                 WHERE
-                    c_id = $course_id AND
                     iid ='".$threadId."'";
         Database::query($sql);
     } else {
         // Moving to the chosen thread.
         $sql = 'SELECT thread_id FROM '.$table_posts."
-                WHERE c_id = $course_id AND iid = '".$values['post_id']."' ";
+                WHERE iid = '".$values['post_id']."' ";
         $result = Database::query($sql);
         $row = Database::fetch_array($result);
 
         $original_thread_id = $row['thread_id'];
         $sql = 'SELECT thread_last_post FROM '.$table_threads."
-                WHERE c_id = $course_id AND iid = '".$original_thread_id."' ";
+                WHERE iid = '".$original_thread_id."' ";
 
         $result = Database::query($sql);
         $row = Database::fetch_array($result);
@@ -3595,7 +3593,6 @@ function store_move_post($values)
         if ($thread_is_last_post == $values['post_id']) {
             $sql = 'SELECT iid as post_id FROM '.$table_posts."
                     WHERE
-                        c_id = $course_id AND
                         thread_id = '".$original_thread_id."' AND
                         iid <> '".$values['post_id']."'
                     ORDER BY post_date DESC LIMIT 1";
@@ -3606,26 +3603,26 @@ function store_move_post($values)
 
             $sql = 'UPDATE '.$table_threads."
                     SET thread_last_post = '".$thread_new_last_post."'
-                    WHERE c_id = $course_id AND iid = '".$original_thread_id."' ";
+                    WHERE iid = '".$original_thread_id."' ";
             Database::query($sql);
         }
 
         $sql = "UPDATE $table_threads SET thread_replies=thread_replies-1
-                WHERE c_id = $course_id AND iid ='".$original_thread_id."'";
+                WHERE iid ='".$original_thread_id."'";
         Database::query($sql);
 
         // moving to the chosen thread
         $sql = "UPDATE $table_posts SET thread_id='".(int) ($_POST['thread'])."', post_parent_id = NULL
-                WHERE c_id = $course_id AND iid ='".(int) ($values['post_id'])."'";
+                WHERE iid ='".(int) ($values['post_id'])."'";
         Database::query($sql);
 
         // resetting the parent_id of the thread to 0 for all those who had this moved post as parent
         $sql = "UPDATE $table_posts SET post_parent_id = NULL
-                WHERE c_id = $course_id AND post_parent_id='".(int) ($values['post_id'])."'";
+                WHERE post_parent_id='".(int) ($values['post_id'])."'";
         Database::query($sql);
 
         $sql = "UPDATE $table_threads SET thread_replies=thread_replies+1
-                WHERE c_id = $course_id AND iid ='".(int) ($_POST['thread'])."'";
+                WHERE iid ='".(int) ($_POST['thread'])."'";
         Database::query($sql);
     }
 
diff --git a/public/main/forum/index.php b/public/main/forum/index.php
index c91a584344..2e3191e526 100644
--- a/public/main/forum/index.php
+++ b/public/main/forum/index.php
@@ -262,6 +262,13 @@ if ($translate) {
                 placeholder: "'.get_lang('Select a language').'",
                 allowClear: true
             });
+
+            $("#extra_language").on("change", function() {
+                var selectedLanguages = $(this).val();
+                if (selectedLanguages.length === 0) {
+                    window.location.reload();
+                }
+            });
         });
         </script>';
     $form = new FormValidator('search_simple', 'get', api_get_self().'?'.api_get_cidreq(), null, null);
@@ -447,9 +454,7 @@ if (is_array($forumCategories)) {
 
                         $groupId = $forum->getForumOfGroup();
                         $forumInfo['visibility'] = $forumVisibility = $forum->isVisible($courseEntity);
-                        /*$forumInfo['number_threads'] = isset($forum['number_of_threads'])
-                            ? (int) $forum['number_of_threads']
-                            : 0;*/
+                        $forumInfo['number_threads'] = (int) get_threads($forumId, api_get_course_int_id(), api_get_session_id(), true);
 
                         $linkForum = api_get_path(WEB_CODE_PATH).'forum/viewforum.php?'.api_get_cidreq()
                             .'&gid='.$groupId.'&forum='.$forumId;
diff --git a/public/main/forum/viewthread.php b/public/main/forum/viewthread.php
index 38066a26f3..484eb6102f 100644
--- a/public/main/forum/viewthread.php
+++ b/public/main/forum/viewthread.php
@@ -446,7 +446,7 @@ foreach ($posts as $post) {
                 get_lang('Edit'),
                 $editUrl,
                 'pencil',
-                'default'
+                'plain'
             );
         }
     }
diff --git a/public/main/template/default/forum/list.html.twig b/public/main/template/default/forum/list.html.twig
index a38e2a4c99..5a0711507c 100644
--- a/public/main/template/default/forum/list.html.twig
+++ b/public/main/template/default/forum/list.html.twig
@@ -7,7 +7,7 @@
     <script>
         $(function () {
             // default
-            $('.category-forum ').hide();
+            //$('.category-forum ').hide();
 
             {% if default_user_language %}
             $('.{{ default_user_language }}').show();
@@ -97,9 +97,9 @@
                 </div>
                 {% for subitem in item.forums %}
                     <div class="forum_display w-full">
-                        <div class="card">
-                            <div class="flex flex-row">
-                                <div class="w-1/5">
+                        <div class="card-forum">
+                            <div class="flex flex-row forum-row">
+                                <div class="w-1/5 float-left">
                                     <div class="number-post">
                                         <a href="{{ subitem.url }}" title="{{subitem.title}}">
                                             {% if subitem.forum_image is not empty %}
@@ -112,12 +112,11 @@
                                                 {% endif %}
                                             {% endif %}
                                         </a>
-{#                                            <p>{{ 'Forum threads'| trans }}: {{ subitem.number_threads }} </p>#}
+                                            <p>{{ 'Forum threads'| trans }}: {{ subitem.number_threads }} </p>
                                     </div>
                                 </div>
-                                <div class="w-4/5 flex flex-row justify-between">
+                                <div class="w-4/5 justify-between float-right">
                                     <h3 class="text-lg flex flex-row">
-                                        {{ 'ObjectIcon::FORUM'|mdi_icon(32) }}
                                         <a href="{{ subitem.url }}" title="{{ subitem.title }}" class="{{ subitem.visibility != '1' ? 'text-muted': '' }}">{{ subitem.title }}</a>
 {#                                            {% if subitem.forum_of_group != 0 %}#}
 {#                                                <a class="forum-goto" href="../group/group_space.php?cid={{ course.id }}&sid={{ session.id }}&gid={{ subitem.forum_of_group }}">#}
diff --git a/public/main/template/default/forum/posts.html.twig b/public/main/template/default/forum/posts.html.twig
index 5988b69f71..0683bc26ec 100644
--- a/public/main/template/default/forum/posts.html.twig
+++ b/public/main/template/default/forum/posts.html.twig
@@ -16,15 +16,16 @@
     {% for post in posts %}
         {% set post_data %}
             <div class="flex flex-row">
-                <div class="w-1/5">
+                <div class="w-1/5 post-col1">
                     {% set image %}
                         <img src="{{ post.author | illustration }}?w=80&h=80&fit=crop" />
                     {% endset %}
                     {{ display.avatar(image, 80) }}
+                    {{ post.author }}
 
                     {{ post.post_date_to_display }}
 
-                    <div class='flex flex-row'>
+                    <div class='flex flex-row border border-gray-25'>
                         {{ post.tool_icons }}
                     </div>
 
diff --git a/src/CoreBundle/EventListener/CourseListener.php b/src/CoreBundle/EventListener/CourseListener.php
index 51691d9699..e76266259b 100644
--- a/src/CoreBundle/EventListener/CourseListener.php
+++ b/src/CoreBundle/EventListener/CourseListener.php
@@ -10,6 +10,7 @@ use Chamilo\CoreBundle\Controller\EditorController;
 use Chamilo\CoreBundle\Entity\Course;
 use Chamilo\CoreBundle\Entity\Session;
 use Chamilo\CoreBundle\Entity\User;
+use Chamilo\CoreBundle\Exception\NotAllowedException;
 use Chamilo\CoreBundle\Security\Authorization\Voter\CourseVoter;
 use Chamilo\CoreBundle\Security\Authorization\Voter\GroupVoter;
 use Chamilo\CoreBundle\Security\Authorization\Voter\SessionVoter;
@@ -117,7 +118,7 @@ class CourseListener
             $twig->addGlobal('course', $course);
 
             if (false === $checker->isGranted(CourseVoter::VIEW, $course)) {
-                throw new AccessDeniedException($this->translator->trans('You\'re not allowed in this course'));
+                throw new NotAllowedException($this->translator->trans('You\'re not allowed in this course'));
             }
 
             // Checking if sid is used.
diff --git a/src/CoreBundle/EventListener/ExceptionListener.php b/src/CoreBundle/EventListener/ExceptionListener.php
index f424051cee..ab379fa79f 100644
--- a/src/CoreBundle/EventListener/ExceptionListener.php
+++ b/src/CoreBundle/EventListener/ExceptionListener.php
@@ -35,7 +35,7 @@ class ExceptionListener
         $exception = $event->getThrowable();
         $request = $event->getRequest();
 
-        if ($exception instanceof AccessDeniedException || $exception instanceof NotAllowedException) {
+        if ($exception instanceof NotAllowedException) {
             if (null === $this->tokenStorage->getToken()) {
                 $currentUrl = $request->getUri();
                 $parsedUrl = parse_url($currentUrl);