diff --git a/index.html b/index.html
index a7115bd..4a9a5f4 100644
--- a/index.html
+++ b/index.html
@@ -123,6 +123,7 @@
             //获取链接携带的参数
             let linkId = getQueryString('id');
             let keyCode = getQueryString('key');
+
             if (!linkId) {//地址栏无携带id
                 let path = window.location.pathname;
                 let parmas = path.split('/');
@@ -256,7 +257,6 @@
                         }
                         setTimeout(() => {
                             if (type) {
-                                // window.location.replace(wxauth_url);
                                 locationReplace(wxauth_url);
                             } else {
                                 window.location.href = wxauth_url;
@@ -323,8 +323,8 @@
                 // 第四步：是否需要记录 当前页面
                 setTimeout(() => {
                     if (type) {
-                        locationReplace(wxauth_url);
                         // window.location.replace(wxauth_url);
+                        locationReplace(wxauth_url);
                     } else {
                         window.location.href = wxauth_url;
                     }
diff --git a/libs.js b/libs.js
index 3e88336..d137d7c 100644
--- a/libs.js
+++ b/libs.js
@@ -25,7 +25,7 @@ const settlementFun = (token, settlementType) => {
 
 // 兼容IOS 返回
 const locationReplace = (url) => {
-  if (history.replaceState) {
+  if (history && history.replaceState) {
     history.replaceState(null, document.title, url);
     history.go(0);
   } else {