diff --git a/module/admin/css/index.css b/module/admin/css/index.css
index 24eb85239b..e5518ba5da 100755
--- a/module/admin/css/index.css
+++ b/module/admin/css/index.css
@@ -11,7 +11,7 @@
 .settings.panel, .plug.panel {margin-bottom: 16px;}
 
 .settings-list {display: flex; flex-wrap: wrap; padding: 0 4px 16px 4px;}
-.settings-list > .setting-box {flex: 1 1 18%; padding: 8px; border: 1px solid #E3E4E9; margin-right: 10px; margin-top: 16px; display: flex; flex-direction: column; justify-content: space-between; cursor: pointer;}
+.settings-list > .setting-box {flex: 1 1 18%; padding: 8px; border: 1px solid rgba(227, 228, 233, 0.6); margin-right: 10px; margin-top: 16px; display: flex; flex-direction: column; justify-content: space-between; cursor: pointer;}
 .settings-list > .setting-box > h4 > img {padding-right: 16px;}
 .settings-list > .setting-box > .setting-desc {padding-bottom: 16px;}
 
@@ -32,9 +32,10 @@
 .official-content > .content {color: #838A9D; font-size: 12px;}
 .official-content > .title {color: #313C52; font-size: 13px;}
 
-.classList > .classItem {flex: 1 1 30%; margin: 5px; border: 1px solid #E3E4E9; border-radius: 4px; margin-bottom: 16px; align-items: center;}
+.classList > .classItem {flex: 1 1 30%; margin: 5px; border: 1px solid rgba(227, 228, 233, 0.6); border-radius: 4px; margin-bottom: 16px; align-items: center;}
 .classItem > .imgBack {flex: 1 1 50%;}
-.classItem > .imgBack > .classImg {background-repeat: no-repeat; background-size: contain; aspect-ratio: 16 / 9; background-position: center; margin: 0px; border-radius: 4px;}
+.classItem > .imgBack > .classImg {background-repeat: no-repeat; background-size: contain; aspect-ratio: 16 / 9; background-position: center; margin: 0px; border-top-left-radius: 4px; border-top-right-radius: 4px;}
 .classItem > .classContent {flex: 1 1 50%; padding: 5px; font-size: 14px; color: #0B0F18; text-align: center; overflow: hidden; height: 24px; margin-bottom: 6px; font-weight: 700;}
 .more {float: right; padding-right: 12px; font-weight: normal;}
 .panel.publicClass {padding: 0 10px;}
+.setting-help {width: 45px;}
diff --git a/module/admin/lang/de.php b/module/admin/lang/de.php
index 979c1c09b4..ca1e6c6c96 100755
--- a/module/admin/lang/de.php
+++ b/module/admin/lang/de.php
@@ -149,25 +149,25 @@ $lang->admin->safe->noticeWeakMode = 'The password will be checked when logging
 $lang->admin->safe->noticeStrong   = 'The longer the password, the more letters, numbers, or special characters it contains, and the less repetitive the password, the more secure it is!';
 $lang->admin->safe->noticeGd       = 'Your server does not have GD module installed, you cannot use the Captcha function, Please use it after installation.';
 
-$lang->admin->menuSetting['system']['name'] = 'System';
-$lang->admin->menuSetting['system']['desc'] = '';
-$lang->admin->menuSetting['user']['name'] = 'User';
-$lang->admin->menuSetting['user']['desc'] = '';
-$lang->admin->menuSetting['switch']['name'] = 'Switch';
-$lang->admin->menuSetting['switch']['desc'] = '';
-$lang->admin->menuSetting['model']['name'] = 'Model';
-$lang->admin->menuSetting['model']['desc'] = '';
-$lang->admin->menuSetting['feature']['name'] = 'Feature';
-$lang->admin->menuSetting['feature']['desc'] = '';
-$lang->admin->menuSetting['template']['name'] = 'Template';
-$lang->admin->menuSetting['template']['desc'] = '';
-$lang->admin->menuSetting['message']['name'] = 'Message';
-$lang->admin->menuSetting['message']['desc'] = '';
+$lang->admin->menuSetting['system']['name']    = 'System';
+$lang->admin->menuSetting['system']['desc']    = 'System elements configuration, such as backup, chat, security etc.';
+$lang->admin->menuSetting['user']['name']      = 'User';
+$lang->admin->menuSetting['user']['desc']      = 'Manage departments,add members and group configuration permissions.';
+$lang->admin->menuSetting['switch']['name']    = 'Switch';
+$lang->admin->menuSetting['switch']['desc']    = 'Turn on and off some functions of the system.';
+$lang->admin->menuSetting['model']['name']     = 'Model';
+$lang->admin->menuSetting['model']['desc']     = 'Configure different project management models and project common elements.';
+$lang->admin->menuSetting['feature']['name']   = 'Feature';
+$lang->admin->menuSetting['feature']['desc']   = 'Configure the elements of the system according to the function menu.';
+$lang->admin->menuSetting['template']['name']  = 'Template';
+$lang->admin->menuSetting['template']['desc']  = 'Configure the template type and template content of the document.';
+$lang->admin->menuSetting['message']['name']   = 'Message';
+$lang->admin->menuSetting['message']['desc']   = 'Configure notification paths and customize the actions to be notified.';
 $lang->admin->menuSetting['extension']['name'] = 'Extension';
-$lang->admin->menuSetting['extension']['desc'] = '';
-$lang->admin->menuSetting['dev']['name'] = 'Develop';
-$lang->admin->menuSetting['dev']['desc'] = '';
-$lang->admin->menuSetting['convert']['name'] = 'Data Import';
-$lang->admin->menuSetting['convert']['desc'] = '';
+$lang->admin->menuSetting['extension']['desc'] = 'Browse and install plugins.';
+$lang->admin->menuSetting['dev']['name']       = 'Develop';
+$lang->admin->menuSetting['dev']['desc']       = 'Support for secondary development of the system.';
+$lang->admin->menuSetting['convert']['name']   = 'Data Import';
+$lang->admin->menuSetting['convert']['desc']   = 'Data import from third-party systems.';
 
 include dirname(__FILE__) . '/menu.php';
diff --git a/module/admin/lang/en.php b/module/admin/lang/en.php
index 48f1977590..c808ebf358 100755
--- a/module/admin/lang/en.php
+++ b/module/admin/lang/en.php
@@ -149,25 +149,25 @@ $lang->admin->safe->noticeWeakMode = 'The password will be checked when logging
 $lang->admin->safe->noticeStrong   = 'The longer the password, the more letters, numbers, or special characters it contains, and the less repetitive the password, the more secure it is!';
 $lang->admin->safe->noticeGd       = 'Your server does not have GD module installed, you cannot use the Captcha function, Please use it after installation.';
 
-$lang->admin->menuSetting['system']['name'] = 'System';
-$lang->admin->menuSetting['system']['desc'] = '';
-$lang->admin->menuSetting['user']['name'] = 'User';
-$lang->admin->menuSetting['user']['desc'] = '';
-$lang->admin->menuSetting['switch']['name'] = 'Switch';
-$lang->admin->menuSetting['switch']['desc'] = '';
-$lang->admin->menuSetting['model']['name'] = 'Model';
-$lang->admin->menuSetting['model']['desc'] = '';
-$lang->admin->menuSetting['feature']['name'] = 'Feature';
-$lang->admin->menuSetting['feature']['desc'] = '';
-$lang->admin->menuSetting['template']['name'] = 'Template';
-$lang->admin->menuSetting['template']['desc'] = '';
-$lang->admin->menuSetting['message']['name'] = 'Message';
-$lang->admin->menuSetting['message']['desc'] = '';
+$lang->admin->menuSetting['system']['name']    = 'System';
+$lang->admin->menuSetting['system']['desc']    = 'System elements configuration, such as backup, chat, security etc.';
+$lang->admin->menuSetting['user']['name']      = 'User';
+$lang->admin->menuSetting['user']['desc']      = 'Manage departments,add members and group configuration permissions.';
+$lang->admin->menuSetting['switch']['name']    = 'Switch';
+$lang->admin->menuSetting['switch']['desc']    = 'Turn on and off some functions of the system.';
+$lang->admin->menuSetting['model']['name']     = 'Model';
+$lang->admin->menuSetting['model']['desc']     = 'Configure different project management models and project common elements.';
+$lang->admin->menuSetting['feature']['name']   = 'Feature';
+$lang->admin->menuSetting['feature']['desc']   = 'Configure the elements of the system according to the function menu.';
+$lang->admin->menuSetting['template']['name']  = 'Template';
+$lang->admin->menuSetting['template']['desc']  = 'Configure the template type and template content of the document.';
+$lang->admin->menuSetting['message']['name']   = 'Message';
+$lang->admin->menuSetting['message']['desc']   = 'Configure notification paths and customize the actions to be notified.';
 $lang->admin->menuSetting['extension']['name'] = 'Extension';
-$lang->admin->menuSetting['extension']['desc'] = '';
-$lang->admin->menuSetting['dev']['name'] = 'Develop';
-$lang->admin->menuSetting['dev']['desc'] = '';
-$lang->admin->menuSetting['convert']['name'] = 'Data Import';
-$lang->admin->menuSetting['convert']['desc'] = '';
+$lang->admin->menuSetting['extension']['desc'] = 'Browse and install plugins.';
+$lang->admin->menuSetting['dev']['name']       = 'Develop';
+$lang->admin->menuSetting['dev']['desc']       = 'Support for secondary development of the system.';
+$lang->admin->menuSetting['convert']['name']   = 'Data Import';
+$lang->admin->menuSetting['convert']['desc']   = 'Data import from third-party systems.';
 
 include dirname(__FILE__) . '/menu.php';
diff --git a/module/admin/lang/fr.php b/module/admin/lang/fr.php
index c460eb9aa1..760eb8f74d 100755
--- a/module/admin/lang/fr.php
+++ b/module/admin/lang/fr.php
@@ -149,25 +149,25 @@ $lang->admin->safe->noticeWeakMode = "Le mot de passe sera vérifié lors de la
 $lang->admin->safe->noticeStrong   = "Le mot de passe est d'autant plus sécurisé qu'il est long, qu'il contient plus de lettres, de chiffres ou de caractères spéciaux, et que les lettres du mot de passe sont peu répétitives !";
 $lang->admin->safe->noticeGd       = 'Your server does not have GD module installed, you cannot use the Captcha function, Please use it after installation.';
 
-$lang->admin->menuSetting['system']['name'] = 'System';
-$lang->admin->menuSetting['system']['desc'] = '';
-$lang->admin->menuSetting['user']['name'] = 'User';
-$lang->admin->menuSetting['user']['desc'] = '';
-$lang->admin->menuSetting['switch']['name'] = 'Switch';
-$lang->admin->menuSetting['switch']['desc'] = '';
-$lang->admin->menuSetting['model']['name'] = 'Model';
-$lang->admin->menuSetting['model']['desc'] = '';
-$lang->admin->menuSetting['feature']['name'] = 'Feature';
-$lang->admin->menuSetting['feature']['desc'] = '';
-$lang->admin->menuSetting['template']['name'] = 'Template';
-$lang->admin->menuSetting['template']['desc'] = '';
-$lang->admin->menuSetting['message']['name'] = 'Message';
-$lang->admin->menuSetting['message']['desc'] = '';
+$lang->admin->menuSetting['system']['name']    = 'System';
+$lang->admin->menuSetting['system']['desc']    = 'System elements configuration, such as backup, chat, security etc.';
+$lang->admin->menuSetting['user']['name']      = 'User';
+$lang->admin->menuSetting['user']['desc']      = 'Manage departments,add members and group configuration permissions.';
+$lang->admin->menuSetting['switch']['name']    = 'Switch';
+$lang->admin->menuSetting['switch']['desc']    = 'Turn on and off some functions of the system.';
+$lang->admin->menuSetting['model']['name']     = 'Model';
+$lang->admin->menuSetting['model']['desc']     = 'Configure different project management models and project common elements.';
+$lang->admin->menuSetting['feature']['name']   = 'Feature';
+$lang->admin->menuSetting['feature']['desc']   = 'Configure the elements of the system according to the function menu.';
+$lang->admin->menuSetting['template']['name']  = 'Template';
+$lang->admin->menuSetting['template']['desc']  = 'Configure the template type and template content of the document.';
+$lang->admin->menuSetting['message']['name']   = 'Message';
+$lang->admin->menuSetting['message']['desc']   = 'Configure notification paths and customize the actions to be notified.';
 $lang->admin->menuSetting['extension']['name'] = 'Extension';
-$lang->admin->menuSetting['extension']['desc'] = '';
-$lang->admin->menuSetting['dev']['name'] = 'Develop';
-$lang->admin->menuSetting['dev']['desc'] = '';
-$lang->admin->menuSetting['convert']['name'] = 'Data Import';
-$lang->admin->menuSetting['convert']['desc'] = '';
+$lang->admin->menuSetting['extension']['desc'] = 'Browse and install plugins.';
+$lang->admin->menuSetting['dev']['name']       = 'Develop';
+$lang->admin->menuSetting['dev']['desc']       = 'Support for secondary development of the system.';
+$lang->admin->menuSetting['convert']['name']   = 'Data Import';
+$lang->admin->menuSetting['convert']['desc']   = 'Data import from third-party systems.';
 
 include dirname(__FILE__) . '/menu.php';
diff --git a/module/admin/model.php b/module/admin/model.php
index f045ba01ba..cfb5b6842a 100755
--- a/module/admin/model.php
+++ b/module/admin/model.php
@@ -379,12 +379,16 @@ class adminModel extends model
         if(empty($currentMenuKey)) return null;
 
         $currentMenu = $this->lang->admin->menuList->$currentMenuKey;
-        $output      = "<div class='btn-group header-btn dropdown'><button class='btn pull-right btn-link' data-toggle='dropdown'> <span class='text'>{$currentMenu['name']}</span> <span class='caret'></span></button><ul class='dropdown-menu' id='adminMenu' style='width:135px;'>";
+        $output      = "<div class='btn-group header-btn'>";
+        $output     .= "<button class='btn pull-right btn-link' data-toggle='dropdown'>";
+        $output     .= "<span class='text'>{$currentMenu['name']}</span> ";
+        $output     .= "<span class='caret'></span></button>";
+        $output     .= "<ul class='dropdown-menu' id='adminMenu'>";
         foreach($this->lang->admin->menuList as $menuKey => $menuGroup)
         {
             $class = $menuKey == $currentMenuKey ? "class='active'" : '';
             if($menuGroup['disabled']) $class .= ' disabled';
-            $output .= "<li $class>"  . html::a($menuGroup['disabled'] ? '###' : $menuGroup['link'], "<img src='{$this->config->webRoot}static/svg/admin-{$menuKey}.svg' style='padding-right:10px;' />" . $menuGroup['name']) . "</li>";
+            $output .= "<li $class>" . html::a($menuGroup['disabled'] ? '###' : $menuGroup['link'], "<img src='{$this->config->webRoot}static/svg/admin-{$menuKey}.svg' style='padding-right:10px;' />" . $menuGroup['name']) . "</li>";
         }
         $output .= "</ul></div>";
 
diff --git a/www/theme/default/style.css b/www/theme/default/style.css
index 4938e9681c..5c9565c19c 100644
--- a/www/theme/default/style.css
+++ b/www/theme/default/style.css
@@ -234,3 +234,7 @@ tbody tr td.c-actions .dividing-line {width: 1px; height: 16px; display: inline-
 
 /* Unset style for qa qa-automation-menu. */
 .qa-automation-menu > a:focus, .qa-automation-menu > a:hover {background: unset!important; cursor: default;}
+
+#adminMenu.dropdown-menu {min-width: max-content;}
+#adminMenu.dropdown-menu > li {padding: 0;}
+#adminMenu.dropdown-menu > li > a {padding: 6px 20px;}