diff --git a/monitor.py b/monitor.py
index e2939a3..805923b 100644
--- a/monitor.py
+++ b/monitor.py
@@ -401,11 +401,24 @@ class MessageMonitor:
                 return []
 
             # 注意：不再执行 {Esc}{Esc}{Down}{Enter} 键盘导航，避免每次 poll
-            # 切换到不同会话导致读到不同消息集。直接 Ctrl+A/C 读取当前可见对话。
-            # 若需滚动到底部，用 PostMessage（不影响焦点）
-            hwnd_current = self._cached_hwnd.get(platform)
-            if hwnd_current:
-                win32gui.PostMessage(hwnd_current, win32con.WM_VSCROLL, win32con.SB_BOTTOM, 0)
+            # 切换到不同会话导致读到不同消息集。改用 Esc→Esc→Enter
+            # 回到会话列表后重新打开当前（同一）对话，确保消息区可读。
+            variant = self._app_variant.get(platform, "")
+            if variant in ("tim", "qq_nt"):
+                VK_ESC = 0x1B
+                VK_RETURN = 0x0D
+                VK_END = 0x23
+                VK_CONTROL = 0x11
+                # 取消弹窗/菜单，回到会话列表
+                self._send_key_press(VK_ESC, 0.08)
+                self._send_key_press(VK_ESC, 0.08)
+                # 重新打开当前选中的对话（同会话，不切换）
+                self._send_key_press(VK_RETURN, 0.4)
+                # Ctrl+End 滚动到底部
+                ctypes.windll.user32.keybd_event(VK_CONTROL, 0, 0, 0)
+                self._send_key_press(VK_END, 0.05)
+                ctypes.windll.user32.keybd_event(VK_CONTROL, 0, 2, 0)
+                time.sleep(0.3)
 
             # 用 SendInput 替代 auto.SendKeys（避免 ord() Unicode 解析 bug）
             VK_A = 0x41
@@ -530,6 +543,13 @@ class MessageMonitor:
         """SendInput KEYBDINPUT keyup (KEYEVENTF_KEYUP=2)."""
         ctypes.windll.user32.keybd_event(vk, 0, 2, 0)
 
+    @staticmethod
+    def _send_key_press(vk: int, delay: float = 0.05):
+        """SendInput single key press (down + up)."""
+        ctypes.windll.user32.keybd_event(vk, 0, 0, 0)
+        time.sleep(delay)
+        ctypes.windll.user32.keybd_event(vk, 0, 2, 0)
+
     @staticmethod
     def _send_ctrl_combo(vk: int):
         """Send Ctrl+<key>: Ctrl down → key down → key up → Ctrl up."""