diff --git a/Access_Core.php b/Access_Core.php
index 3a1c538..c777c0c 100644
--- a/Access_Core.php
+++ b/Access_Core.php
@@ -11,6 +11,7 @@ class Access_Core
     public $config;
     public $action;
     public $title;
+    public $hasMigration;
     public $logs = array();
     public $overview = array();
     public $referer = array();
@@ -52,6 +53,7 @@ class Access_Core
                 $this->title = _t('访问概览');
                 break;
         }
+        $this->hasMigration = (new Access_Migration($this->request))->exists();
     }
 
     /**
diff --git a/Access_Migration.php b/Access_Migration.php
index bf436c2..8b37aaf 100644
--- a/Access_Migration.php
+++ b/Access_Migration.php
@@ -23,6 +23,25 @@ class Access_Migration {
         $this->config = Typecho_Widget::widget('Widget_Options')->plugin('Access');
     }
 
+    /**
+     * 显示是否存在旧版数据
+     *
+     * @access public
+     * @return bool
+     * @throws Exception
+     */
+    public function exists()
+    {
+        $prefix = $this->db->getPrefix();
+        if ($this->db->fetchRow($this->db->query("SHOW TABLES LIKE '{$prefix}access';", Typecho_Db::READ))) {
+            return true;
+        }
+        if ($this->db->fetchRow($this->db->query("SHOW TABLES LIKE '{$prefix}access_log';", Typecho_Db::READ))) {
+            return true;
+        }
+        return false;
+    }
+
     /**
      * 显示旧版本数据数量
      *
diff --git a/page/console.js b/page/console.js
deleted file mode 100644
index d255e39..0000000
--- a/page/console.js
+++ /dev/null
@@ -1,13 +0,0 @@
-$().ready(function () {
-  $.ajax({
-    url: "/access/migration",
-    method: "get",
-    dataType: "json",
-    data: { rpc: 'overview' },
-    success: function (res) {
-      if (res.data.total > 0) {
-        $('#migration-tab-li').show();
-      }
-    },
-  });
-});
diff --git a/page/console.php b/page/console.php
index f7c7bc2..1f7cc7c 100644
--- a/page/console.php
+++ b/page/console.php
@@ -5,7 +5,6 @@ include 'menu.php';
 require_once __DIR__ . '/../Access_Bootstrap.php';
 $access = new Access_Core();
 ?>
-<script defer src="<?php $options->pluginUrl('Access/page/console.js')?>"></script>
 <div class="main">
     <div class="body container">
         <div class="typecho-page-title">
@@ -16,7 +15,9 @@ $access = new Access_Core();
                 <ul class="typecho-option-tabs fix-tabs clearfix">
                     <li<?=($access->action == 'overview' ? ' class="current"' : '')?>><a href="<?php $options->adminUrl('extending.php?panel=' . Access_Plugin::$panel . '&action=overview'); ?>"><?php _e('访问概览'); ?></a></li>
                     <li<?=($access->action == 'logs' ? ' class="current"' : '')?>><a href="<?php $options->adminUrl('extending.php?panel=' . Access_Plugin::$panel . '&action=logs'); ?>"><?php _e('访问日志'); ?></a></li>
-                    <li<?=($access->action == 'migration' ? ' class="current"' : '')?> style="display: none" id="migration-tab-li"><a href="<?php $options->adminUrl('extending.php?panel=' . Access_Plugin::$panel . '&action=migration'); ?>"><?php _e('数据迁移'); ?></a></li>
+                    <?php if ($access->hasMigration): ?>
+                    <li<?=($access->action == 'migration' ? ' class="current"' : '')?>><a href="<?php $options->adminUrl('extending.php?panel=' . Access_Plugin::$panel . '&action=migration'); ?>"><?php _e('数据迁移'); ?></a></li>
+                    <?php endif ?>
                     <li><a href="<?php $options->adminUrl('options-plugin.php?config=Access') ?>"><?php _e('插件设置'); ?></a></li>
                 </ul>
             </div>