diff --git a/README.md b/README.md
index af603f45cdbec3fd015f26ff8704e5694042efcd..616a7b7d6bcc685f52f42d8fb018823199efad36 100644
--- a/README.md
+++ b/README.md
@@ -53,9 +53,10 @@ NexIoT IoT
 
 ### 🎯 演示地址
 
-- **管理后台**: <http://iot.192886.xyz:81/>
+- **演示地址**: <http://iot.192886.xyz:81/>
 - **调试IDE**: <http://iot.192886.xyz:81/magic/debug/index.html>
-- **演示账号**: test/Haha@2025
+- **演示账号**: test
+- **演示密码**: Haha@2025
 - **文档地址**: <https://nexiotplatform.github.io/universal-iot-docs/>
 - **文档地址(国内)**: <http://docs.192886.xyz:81/>
 
diff --git a/cn-universal-web-ui/public/index.html b/cn-universal-web-ui/public/index.html
index cb01d9aa978a2713d0127abb0698cfedf14f658e..1afe56e276a4ee05cc3d7138687d1a468a42052b 100644
--- a/cn-universal-web-ui/public/index.html
+++ b/cn-universal-web-ui/public/index.html
@@ -9,7 +9,7 @@
   <link rel="stylesheet" type="text/css" href="/css/iconfont.css">
   <link rel="stylesheet" type="text/css" href="/css/login.css">
   <!-- jessibuca end -->
-  <title>IoT Universal</title>
+  <title>奈科斯NexIoT</title>
   <style>
     .first-loading-wrp {
       display: flex;
diff --git a/cn-universal-web-ui/src/components/ProLayout/components/SiderMenu/SiderMenu.jsx b/cn-universal-web-ui/src/components/ProLayout/components/SiderMenu/SiderMenu.jsx
index 75f6fa3513d3241e24ba613b687dd153b82bc227..2b33d47c230ca11a9365f2729c0a6901bc33cc44 100644
--- a/cn-universal-web-ui/src/components/ProLayout/components/SiderMenu/SiderMenu.jsx
+++ b/cn-universal-web-ui/src/components/ProLayout/components/SiderMenu/SiderMenu.jsx
@@ -42,9 +42,18 @@ export const defaultRenderLogo = (h, logo) => {
 
 export const defaultRenderLogoAntTitle = (h, props) => {
   const {collapsed} = props
+  // 标题：默认英文，宽屏时显示 中文+英文
+  let mainTitle = 'NexIoT'
+  try {
+    if (typeof window !== 'undefined' && window.innerWidth >= 1280) {
+      mainTitle = '奈科斯 NexIoT'
+    }
+  } catch (e) {
+    // ignore
+  }
 
   if (collapsed) {
-    // 收缩状态：显示简写 "U-IoT" 或图标样式
+    // 收缩状态：仅显示英文标题
     return (
       <div style={{
         display: 'flex',
@@ -54,39 +63,18 @@ export const defaultRenderLogoAntTitle = (h, props) => {
         height: '64px',
         transition: 'all 0.3s ease'
       }}>
-        <div style={{
-          display: 'flex',
-          flexDirection: 'column',
-          alignItems: 'center',
-          justifyContent: 'center'
-        }}>
-          <span style={{
-            fontWeight: '800',
-            fontSize: '16px',
-            color: '#1890ff',
-            letterSpacing: '0px',
-            fontFamily: 'Arial, sans-serif',
-            lineHeight: '1',
-            textShadow: '0 1px 2px rgba(0,0,0,0.1)'
-          }}>
-            U
-          </span>
-          <span style={{
-            fontWeight: '600',
-            fontSize: '10px',
-            color: '#52c41a',
-            letterSpacing: '0.5px',
-            fontFamily: 'Arial, sans-serif',
-            lineHeight: '1',
-            marginTop: '2px'
-          }}>
-            IoT
-          </span>
-        </div>
+        <span style={{
+          fontWeight: '700',
+          fontSize: '14px',
+          color: '#1890ff',
+          letterSpacing: '0.5px',
+          fontFamily: 'PingFang SC, Microsoft YaHei, Arial, sans-serif',
+          lineHeight: '1.2'
+        }}>NexIoT</span>
       </div>
     )
   } else {
-    // 展开状态：显示完整的 "Universal-IoT" 
+    // 展开状态：仅显示标题文本
     return (
       <div style={{
         display: 'flex',
@@ -100,29 +88,6 @@ export const defaultRenderLogoAntTitle = (h, props) => {
           display: 'flex',
           alignItems: 'center'
         }}>
-          {/* 图标部分 */}
-          <div style={{
-            width: '36px',
-            height: '36px',
-            borderRadius: '8px',
-            background: 'linear-gradient(135deg, #1890ff 0%, #52c41a 100%)',
-            display: 'flex',
-            alignItems: 'center',
-            justifyContent: 'center',
-            marginRight: '12px',
-            boxShadow: '0 2px 8px rgba(24, 144, 255, 0.3)'
-          }}>
-            <span style={{
-              color: '#fff',
-              fontSize: '16px',
-              fontWeight: '800',
-              fontFamily: 'Arial, sans-serif'
-            }}>
-              U
-            </span>
-          </div>
-
-          {/* 文字部分 */}
           <div style={{
             display: 'flex',
             flexDirection: 'column',
@@ -133,22 +98,9 @@ export const defaultRenderLogoAntTitle = (h, props) => {
               fontSize: '16px',
               color: '#1890ff',
               letterSpacing: '0.5px',
-              fontFamily: 'PingFang SC, Microsoft YaHei, sans-serif',
-              lineHeight: '1.2',
-              marginBottom: '2px'
-            }}>
-              Universal
-            </span>
-            <span style={{
-              fontWeight: '500',
-              fontSize: '12px',
-              color: '#52c41a',
-              letterSpacing: '1px',
-              fontFamily: 'Arial, sans-serif',
-              lineHeight: '1'
-            }}>
-              IoT Platform
-            </span>
+              fontFamily: 'PingFang SC, Microsoft YaHei, Arial, sans-serif',
+              lineHeight: '1.2'
+            }}>{mainTitle}</span>
           </div>
         </div>
       </div>
diff --git a/cn-universal-web-ui/src/config/defaultSettings.js b/cn-universal-web-ui/src/config/defaultSettings.js
index 418e76769c5cfd7156b3e2fa8aa089d498debfc1..d0e94668b8e4cf0b429d133e89128cf3822a3b60 100644
--- a/cn-universal-web-ui/src/config/defaultSettings.js
+++ b/cn-universal-web-ui/src/config/defaultSettings.js
@@ -24,7 +24,7 @@ export default {
   menu: {
     locale: true
   },
-  title: 'Universal-IoT',
+  title: 'NexIoT',
   pwa: false,
   iconfontUrl: '',
   production: process.env.NODE_ENV === 'production'
diff --git a/cn-universal-web-ui/src/layouts/UserLayout.vue b/cn-universal-web-ui/src/layouts/UserLayout.vue
index 559118513821a4465f6ca125dbb6064d5ad4be7b..285facbf4f2fe1f39605444f21a806043299f440 100644
--- a/cn-universal-web-ui/src/layouts/UserLayout.vue
+++ b/cn-universal-web-ui/src/layouts/UserLayout.vue
@@ -8,7 +8,7 @@
       <div class="footer">
         <div class="copyright">
 
-          Copyright &copy; 2025 <a href="" target="_blank">IoT Universal</a>
+          Copyright &copy; 2025 <a href="" target="_blank">NexIoT</a>
           <p>
             <!-- <a href="https://beian.miit.gov.cn/" target="__blank">xxxx-2</a> -->
           </p>
diff --git a/cn-universal-web-ui/src/router/index.ts b/cn-universal-web-ui/src/router/index.ts
index b16ea0c03a5ad2fcdfd873073b554abb4d078e2a..bdedb912ad0e88ef10bae970bb6150a972f0b6aa 100644
--- a/cn-universal-web-ui/src/router/index.ts
+++ b/cn-universal-web-ui/src/router/index.ts
@@ -28,7 +28,7 @@ router.beforeEach(async (to, from, next) => {
   const token = userStore.token
 
   // 设置页面标题
-  document.title = `${to.meta.title} - Iot Universe`
+  document.title = `${to.meta.title} - NexIoT`
 
   if (to.meta.requiresAuth) {
     if (!token) {