diff --git a/src/browser/manager.ts b/src/browser/manager.ts
index 6e3968e..9d3122e 100644
--- a/src/browser/manager.ts
+++ b/src/browser/manager.ts
@@ -193,6 +193,21 @@ export class BrowserManager {
     logger.debug({ platform }, 'Cookies saved');
   }
 
+  /**
+   * Close and discard the browser context for a platform so the next
+   * operation creates a fresh one (without any cookies or storage).
+   */
+  async clearContext(platform: string): Promise<void> {
+    const ctx = this.contexts.get(platform);
+    if (!ctx) return;
+
+    this.contexts.delete(platform);
+    await ctx.close().catch((err: unknown) => {
+      logger.warn({ err, platform }, 'Error closing context during clearContext');
+    });
+    logger.info({ platform }, 'Browser context cleared');
+  }
+
   /**
    * Wait for every in-flight platform queue to settle. Useful during
    * graceful shutdown so that running operations finish before teardown.
diff --git a/src/platforms/xiaohongshu/login.ts b/src/platforms/xiaohongshu/login.ts
index f918e98..3c94a5e 100644
--- a/src/platforms/xiaohongshu/login.ts
+++ b/src/platforms/xiaohongshu/login.ts
@@ -140,15 +140,13 @@ export async function getLoginQRCode(
 // ---------------------------------------------------------------------------
 
 /**
- * Delete persisted cookies for the Xiaohongshu platform.
- *
- * @param _browser - The shared BrowserManager instance (unused for now but
- *                   passed for consistency; a future version may also clear
- *                   the in-memory browser context).
+ * Delete persisted cookies and clear the in-memory browser context so the
+ * next operation starts with a clean session.
  */
-export async function deleteCookies(_browser: BrowserManager): Promise<void> {
+export async function deleteCookies(browser: BrowserManager): Promise<void> {
   await cookieStore.delete(PLATFORM);
-  log.info('Xiaohongshu cookies deleted');
+  await browser.clearContext(PLATFORM);
+  log.info('Xiaohongshu cookies deleted and browser context cleared');
 }
 
 // ---------------------------------------------------------------------------
diff --git a/web/src/hooks/useLoginStatus.ts b/web/src/hooks/useLoginStatus.ts
index e028f82..5f43fa9 100644
--- a/web/src/hooks/useLoginStatus.ts
+++ b/web/src/hooks/useLoginStatus.ts
@@ -34,5 +34,11 @@ export function useLoginStatus(options: { auto?: boolean; intervalMs?: number }
     }
   }, [refresh, auto, intervalMs]);
 
-  return { status, error, loading, refresh };
+  const reset = useCallback(() => {
+    setStatus(null);
+    setError(null);
+    setLoading(false);
+  }, []);
+
+  return { status, error, loading, refresh, reset };
 }
diff --git a/web/src/pages/LoginPage.tsx b/web/src/pages/LoginPage.tsx
index c14af8b..7965fbc 100644
--- a/web/src/pages/LoginPage.tsx
+++ b/web/src/pages/LoginPage.tsx
@@ -10,7 +10,7 @@ import { useToast } from '@/context/ToastContext';
 import { getLoginQRCode, deleteCookies, checkLoginCookie } from '@/api/endpoints';
 
 export function LoginPage() {
-  const { status, loading: statusLoading, refresh: refreshStatus } = useLoginStatus();
+  const { status, loading: statusLoading, refresh: refreshStatus, reset: resetStatus } = useLoginStatus();
   const { token } = useAuth();
   const { toast } = useToast();
 
@@ -96,7 +96,7 @@ export function LoginPage() {
       const res = await deleteCookies();
       if (res.success) {
         toast('success', '已成功登出');
-        void refreshStatus();
+        resetStatus();
       } else {
         toast('error', res.error?.message || '登出失败');
       }