diff --git a/README.md b/README.md
index 08ce6b4fc..2abb0fb97 100755
--- a/README.md
+++ b/README.md
@@ -36,6 +36,10 @@
 ### 小程序体验码
 ![小程序二维码](https://images.gitee.com/uploads/images/2020/1103/004316_d298a943_488475.jpeg "qrcode.jpg")
 
+### 应用商店无法连接错误修复（v2.0.0-2.1.0）
+链接: https://pan.baidu.com/s/1e6U5jWmERNn9U6OQmfG3iw  密码: 7es0
+
+
 ### 基础信息
 * 演示地址：https://ask.shopxo.net/article/4
 * 安装教程：https://ask.shopxo.net/article/5
diff --git a/extend/base/Qrcode.php b/extend/base/Qrcode.php
index 4ccdeeea0..3ea4fbd16 100644
--- a/extend/base/Qrcode.php
+++ b/extend/base/Qrcode.php
@@ -205,13 +205,12 @@ class Qrcode
         }
 
         // 格式校验，希望仅下载图片文件
-        $arr = explode('?', $url);
-        $ext_arr = MyConfig('ueditor.imageManagerAllowFiles');
         $len = strripos($arr[0], '.');
         if($len === false)
         {
             return DataReturn('url地址无效', -1);
         }
+        $ext_arr = MyConfig('ueditor.imageManagerAllowFiles');
         $ext = mb_substr($arr[0], $len, null, 'utf-8');
         if(!in_array($ext, $ext_arr))
         {