diff --git a/assets/js/joe.global.js b/assets/js/joe.global.js
index 9c58c75..8d1df22 100644
--- a/assets/js/joe.global.js
+++ b/assets/js/joe.global.js
@@ -506,8 +506,4 @@ document.addEventListener('DOMContentLoaded', () => {
 			$('.joe_motto').html(motto);
 		}
 	}
-
-	{
-		
-	}
 });
diff --git a/functions.php b/functions.php
index 1b0ff8b..7f50d32 100644
--- a/functions.php
+++ b/functions.php
@@ -337,22 +337,8 @@ function themeConfig($form)
     );
     $JCustomFont->setAttribute('class', 'joe_content joe_global');
     $form->addInput($JCustomFont);
-    /* --------------------------------------- */
-    $JShieldF12 = new Typecho_Widget_Helper_Form_Element_Select(
-        'JShieldF12',
-        array(
-            'off' => '关闭（默认）',
-            'on' => '开启',
-        ),
-        'off',
-        '是否一键开启代码防调试',
-        '介绍：用于防止代码被控制台调试修改'
-    );
-    $JShieldF12->setAttribute('class', 'joe_content joe_global');
-    $form->addInput($JShieldF12->multiMode());
-
-
 
+    
     $JAside_Author_Nick = new Typecho_Widget_Helper_Form_Element_Text(
         'JAside_Author_Nick',
         NULL,
diff --git a/public/config.php b/public/config.php
index abf0b75..8d15a02 100644
--- a/public/config.php
+++ b/public/config.php
@@ -10,11 +10,22 @@
         DOCUMENT_TITLE: '<?php $this->options->JDocumentTitle() ?>',
         LAZY_LOAD: '<?php _getLazyload() ?>',
         BIRTHDAY: '<?php $this->options->JBirthDay() ?>',
-        MOTTO: '<?php _getAsideAuthorMotto() ?>',
-        SHIELD: <?php echo $this->options->JShieldF12 === 'on' ? 'true' : 'false' ?>,
+        MOTTO: '<?php _getAsideAuthorMotto() ?>'
     }
 
-    function detectIE(){var n=window.navigator.userAgent,e=n.indexOf("MSIE ");if(e>0){return parseInt(n.substring(e+5,n.indexOf(".",e)),10)}if(n.indexOf("Trident/")>0){var r=n.indexOf("rv:");return parseInt(n.substring(r+3,n.indexOf(".",r)),10)}var i=n.indexOf("Edge/");return i>0&&parseInt(n.substring(i+5,n.indexOf(".",i)),10)};
+    function detectIE() {
+        var n = window.navigator.userAgent,
+            e = n.indexOf("MSIE ");
+        if (e > 0) {
+            return parseInt(n.substring(e + 5, n.indexOf(".", e)), 10)
+        }
+        if (n.indexOf("Trident/") > 0) {
+            var r = n.indexOf("rv:");
+            return parseInt(n.substring(r + 3, n.indexOf(".", r)), 10)
+        }
+        var i = n.indexOf("Edge/");
+        return i > 0 && parseInt(n.substring(i + 5, n.indexOf(".", i)), 10)
+    };
     detectIE() && (alert('当前站点不支持IE浏览器或您开启了兼容模式，请使用其他浏览器访问或关闭兼容模式。'), (location.href = 'https://www.baidu.com'))
 </script>
 <?php