diff --git a/module/extension/view/install.html.php b/module/extension/view/install.html.php
index 375d3fbe7c..00c92d3661 100644
--- a/module/extension/view/install.html.php
+++ b/module/extension/view/install.html.php
@@ -23,9 +23,11 @@
   </div>
 </div>
 <?php if($error):?>
-<div class='panel panel-body text-center'>
-  <h5 class='text-danger'><?php sprintf($lang->extension->installFailed, $installType);?></h5>
-  <p class='text-danger'><?php echo $error;?></p>
+<div class='panel panel-body text-left'>
+  <div class='container mw-500px'>
+    <h5 class='text-danger'><?php sprintf($lang->extension->installFailed, $installType);?></h5>
+    <p class='text-danger'><?php echo $error;?></p>
+  </div>
   <hr>
   <?php echo html::commonButton($lang->extension->refreshPage, 'onclick=location.href=location.href');?>
 </div>
diff --git a/module/extension/view/uninstall.html.php b/module/extension/view/uninstall.html.php
index 963b277f0e..f1be92b94b 100644
--- a/module/extension/view/uninstall.html.php
+++ b/module/extension/view/uninstall.html.php
@@ -19,14 +19,13 @@
   </div>
 </div>
 <?php if(isset($confirm) and $confirm == 'no'):?>
-<div class='alert alert-warning with-icon'>
+<div class='alert alert-pure with-icon'>
   <i class='icon-info-sign'></i>
   <div class='content'>
   <?php
     echo "<p class='waring'>{$lang->extension->confirmUninstall}";
     echo html::a(inlink('uninstall', "extension=$code&confirm=yes"), $lang->extension->uninstall, '', "class='btn'");
     echo "</p>";
-    echo "<p>{$lang->extension->noticeBackupDB}</p>"
   ?>
   </div>
 </div>
@@ -46,7 +45,7 @@
   <div class='content'>
     <?php
     echo "<h3>{$title}</h3>";
-    if(!empty($backupFile)) echo '<p>' . sprintf($lang->extension->backDBFile, $backupFile) . '</p>';
+    if(!empty($backupFile)) echo "<p style='color:red'>" . sprintf($lang->extension->backDBFile, $backupFile) . '</p>';
     if($removeCommands)
     {
         echo "<p class='strong'>{$lang->extension->unremovedFiles}</p>";