diff --git a/android/app/release/output.json b/android/app/release/output.json
index 3af1c29..da82b3e 100644
--- a/android/app/release/output.json
+++ b/android/app/release/output.json
@@ -1 +1 @@
-[{"outputType":{"type":"APK"},"apkData":{"type":"MAIN","splits":[],"versionCode":20220303,"versionName":"1.4.19","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
\ No newline at end of file
+[{"outputType":{"type":"APK"},"apkData":{"type":"MAIN","splits":[],"versionCode":20220306,"versionName":"1.4.20","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
\ No newline at end of file
diff --git a/lib/pages/Login/LoginByName3.dart b/lib/pages/Login/LoginByName3.dart
index 247079e..0aba1d5 100644
--- a/lib/pages/Login/LoginByName3.dart
+++ b/lib/pages/Login/LoginByName3.dart
@@ -428,10 +428,17 @@ class _LoginPageState extends State<LoginByName3> {
 
   ///构建历史账号ListView
   Widget _buildListView() {
+    double _line_height = 110;
+    int _height = g_users.length * _line_height.toInt();
+    if (_height > 550) {
+      _height = 550;
+    }
     if (g_can_expand_ListView) {
       return Center(
         child: Container(
           width: ScreenUtil().screenWidth * 0.9,
+          // 模拟器：610越界，600刚好，550存放5个行刚好。S10，600越界
+          height: ScreenUtil().setHeight(_height),
           decoration: BoxDecoration(
             border: Border(
               left: BorderSide(width: 1, color: Colors.black),
@@ -444,65 +451,65 @@ class _LoginPageState extends State<LoginByName3> {
           //   // color: Colors.black,
           //   // borderRadius: new BorderRadius.circular((20.0)),
           // ),
-          child: Column(
-            children: [
-              ListView.builder(
-                shrinkWrap: true,
-                physics: BouncingScrollPhysics(),
-                itemBuilder: (context, index) {
-                  UserAccount user = g_users[index];
-                  return GestureDetector(
-                    child: Column(
-                      children: [
-                        Container(
-                          // color: Colors.grey[200],
-                          color: Colors.grey[200],
-                          padding: EdgeInsets.only(left: 8, top: 8, right: 8, bottom: 8),
-                          child: Column(
-                            children: [
-                              Row(
-                                mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                                children: <Widget>[
-                                  Text("${user.username}"),
-                                  GestureDetector(
-                                    child: Padding(
-                                      padding: EdgeInsets.all(0),
-                                      child: Icon(
-                                        // Icons.remove_circle_outline,
-                                        Icons.highlight_off,
-                                        color: Colors.grey,
-                                      ),
-                                    ),
-                                    onTap: () {
-                                      setState(() {
-                                        g_users.remove(user);
-                                        SaveAccountPasswordManager.delUser(user);
-                                        //处理最后一个数据，假如最后一个被删掉，将Expand置为false
-                                        //如果个数大于1个或者唯一一个账号跟当前账号不一样才弹出历史账号
-                                        g_can_expand_ListView = g_users.isNotEmpty;
-                                      });
-                                    },
+          child: ListView.builder(
+            shrinkWrap: true,
+            physics: BouncingScrollPhysics(),
+            itemBuilder: (context, index) {
+              UserAccount user = g_users[index];
+              return GestureDetector(
+                child: Column(
+                  children: [
+                    Container(
+                      // height: ScreenUtil().setHeight(_line_height),
+                      // color: Colors.grey[200],
+                      color: Colors.grey[200],
+                      // padding: EdgeInsets.only(left: 8, top: 4, right: 8, bottom: 4),
+                      padding: EdgeInsets.symmetric(
+                          horizontal: ScreenUtil().setHeight(35),
+                          vertical: ScreenUtil().setHeight(17)),
+                      child: Column(
+                        children: [
+                          Row(
+                            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                            children: <Widget>[
+                              Text("${(index + 1).toString()}、${user.username}"),
+                              GestureDetector(
+                                child: Padding(
+                                  padding: EdgeInsets.all(0),
+                                  child: Icon(
+                                    // Icons.remove_circle_outline,
+                                    Icons.highlight_off,
+                                    color: Colors.grey,
                                   ),
-                                ],
+                                ),
+                                onTap: () {
+                                  setState(() {
+                                    g_users.remove(user);
+                                    SaveAccountPasswordManager.delUser(user);
+                                    //处理最后一个数据，假如最后一个被删掉，将Expand置为false
+                                    //如果个数大于1个或者唯一一个账号跟当前账号不一样才弹出历史账号
+                                    g_can_expand_ListView = g_users.isNotEmpty;
+                                  });
+                                },
                               ),
-                              Divider(height: 1.0, color: Colors.black),
                             ],
                           ),
-                        ),
-                      ],
+                          Divider(height: 1.0, color: Colors.black),
+                        ],
+                      ),
                     ),
-                    onTap: () {
-                      setState(() {
-                        g_userInfo.username = user.username;
-                        g_userInfo.password = user.password;
-                        g_can_expand_ListView = false;
-                      });
-                    },
-                  );
+                  ],
+                ),
+                onTap: () {
+                  setState(() {
+                    g_userInfo.username = user.username;
+                    g_userInfo.password = user.password;
+                    g_can_expand_ListView = false;
+                  });
                 },
-                itemCount: g_users.length,
-              )
-            ],
+              );
+            },
+            itemCount: g_users.length,
           ),
         ),
       );
diff --git a/pubspec.yaml b/pubspec.yaml
index f6fb24e..3b33bb3 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -59,7 +59,8 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 #version: 1.4.16+20220126
 #version: 1.4.17+20220227
 #version: 1.4.18+20220302
-version: 1.4.19+20220303
+#version: 1.4.19+20220303
+version: 1.4.20+20220306
 
 environment:
   sdk: ">=2.7.0 <3.0.0"