diff --git a/web/src/components/LoginForm.js b/web/src/components/LoginForm.js
index b5c4e6f905..a39132205d 100644
--- a/web/src/components/LoginForm.js
+++ b/web/src/components/LoginForm.js
@@ -2,8 +2,8 @@ import React, { useContext, useEffect, useState } from 'react';
 import { Button, Divider, Form, Grid, Header, Image, Message, Modal, Segment } from 'semantic-ui-react';
 import { Link, useNavigate, useSearchParams } from 'react-router-dom';
 import { UserContext } from '../context/User';
-import { API, getLogo, showError, showSuccess } from '../helpers';
-import { getOAuthState, onGitHubOAuthClicked } from './utils';
+import { API, getLogo, showError, showSuccess, showWarning } from '../helpers';
+import { onGitHubOAuthClicked } from './utils';
 
 const LoginForm = () => {
   const [inputs, setInputs] = useState({
@@ -68,8 +68,14 @@ const LoginForm = () => {
       if (success) {
         userDispatch({ type: 'login', payload: data });
         localStorage.setItem('user', JSON.stringify(data));
-        navigate('/');
-        showSuccess('登录成功！');
+        if (username === 'root' && password === '123456') {
+          navigate('/user/edit');
+          showSuccess('登录成功！');
+          showWarning('请立刻修改默认密码！');
+        } else {
+          navigate('/token');
+          showSuccess('登录成功！');
+        }
       } else {
         showError(message);
       }
@@ -126,7 +132,7 @@ const LoginForm = () => {
                 circular
                 color='black'
                 icon='github'
-                onClick={()=>onGitHubOAuthClicked(status.github_client_id)}
+                onClick={() => onGitHubOAuthClicked(status.github_client_id)}
               />
             ) : (
               <></>
diff --git a/web/src/pages/User/EditUser.js b/web/src/pages/User/EditUser.js
index e8f9602779..8ae0e55602 100644
--- a/web/src/pages/User/EditUser.js
+++ b/web/src/pages/User/EditUser.js
@@ -102,7 +102,7 @@ const EditUser = () => {
               label='密码'
               name='password'
               type={'password'}
-              placeholder={'请输入新的密码'}
+              placeholder={'请输入新的密码，最短 8 位'}
               onChange={handleInputChange}
               value={password}
               autoComplete='new-password'