diff --git a/desktop/src/components/FirstConversationPrompt.tsx b/desktop/src/components/FirstConversationPrompt.tsx
index 44a68be..9a5d76d 100644
--- a/desktop/src/components/FirstConversationPrompt.tsx
+++ b/desktop/src/components/FirstConversationPrompt.tsx
@@ -77,6 +77,8 @@ export function FirstConversationPrompt({
   };
 
   // Use template-provided welcome message if available, otherwise generate dynamically
+  const isNewUser = !localStorage.getItem('zclaw-onboarding-completed');
+  const welcomeTitle = isNewUser ? '你好，欢迎开始！' : '你好，欢迎回来！';
   const welcomeMessage = clone.welcomeMessage
     || generateWelcomeMessage({
       userName: clone.userName,
@@ -143,7 +145,7 @@ export function FirstConversationPrompt({
         transition={{ delay: 0.1, duration: 0.5 }}
         className="text-2xl font-semibold text-gray-900 dark:text-gray-100 mb-2"
       >
-        你好，欢迎回来！
+        {welcomeTitle}
       </motion.h1>
 
       {/* Mode-aware subtitle */}
diff --git a/desktop/src/components/LoginPage.tsx b/desktop/src/components/LoginPage.tsx
index 19ce45e..b17491d 100644
--- a/desktop/src/components/LoginPage.tsx
+++ b/desktop/src/components/LoginPage.tsx
@@ -494,6 +494,13 @@ export function LoginPage() {
                     )}
                   </button>
                 </motion.div>
+
+                {/* Forgot password hint — login mode only */}
+                {!isRegister && (
+                  <p className="text-center text-xs text-gray-400 mt-3">
+                    忘记密码？请联系管理员重置
+                  </p>
+                )}
               </form>
 
               {/* Version footer */}
diff --git a/desktop/src/lib/use-cold-start.ts b/desktop/src/lib/use-cold-start.ts
index 17450b9..c703c9e 100644
--- a/desktop/src/lib/use-cold-start.ts
+++ b/desktop/src/lib/use-cold-start.ts
@@ -38,10 +38,10 @@ export interface ColdStartState {
 // === Default Greeting ===
 
 const DEFAULT_GREETING_BODY =
-  '我可以帮您处理数据报告、会议纪要、政策合规检查等日常工作。\n\n请问您是哪个科室的？主要负责哪方面的工作？';
+  '我可以帮您处理写作、研究、数据分析、内容生成等各类任务。\n\n请告诉我您需要什么帮助？';
 
 const FALLBACK_GREETING =
-  '您好！我是您的工作助手。我可以帮您处理数据报告、会议纪要、政策合规检查等工作。请问您是哪个科室的？';
+  '您好！我是您的工作助手。我可以帮您处理写作、研究、数据分析、内容生成等各类任务。请告诉我您需要什么帮助？';
 
 // === Persistence Helpers ===
 
diff --git a/desktop/src/store/connectionStore.ts b/desktop/src/store/connectionStore.ts
index 94f9ec1..cd6d438 100644
--- a/desktop/src/store/connectionStore.ts
+++ b/desktop/src/store/connectionStore.ts
@@ -476,7 +476,7 @@ export const useConnectionStore = create<ConnectionStore>((set, get) => {
 
             // Models already fetched during health check above
             if (!relayModels || relayModels.length === 0) {
-              throw new Error('SaaS 平台没有可用模型，请先在管理后台配置 Provider 和模型');
+              throw new Error('暂时没有可用的 AI 模型，请稍后再试或联系管理员');
             }
 
             if (isTauriRuntime()) {