diff --git a/Windows-client/PlugAILauncher.py b/Windows-client/PlugAILauncher.py
index 0171abc..591d7de 100644
--- a/Windows-client/PlugAILauncher.py
+++ b/Windows-client/PlugAILauncher.py
@@ -1,13 +1,20 @@
-import socket
-import json
-import threading
-import webbrowser
-import tkinter as tk
-from tkinter import messagebox
+import socket, json, threading, webbrowser, sys, os, tkinter as tk
+import pystray                         # pip install pystray pillow
+from pystray import MenuItem as item
+from PIL import Image, ImageDraw, ImageTk
 
-UDP_PORT = 9876
-popup_shown = False  # 确保只弹一次
+UDP_PORT     = 9876
+opened_once  = False
+WIN_W, WIN_H = 400, 200
+ICON_FILE    = "logo.ico"              # ← 你的图标文件名（ico/png 都行）
 
+# ───── 通用资源路径（兼容 PyInstaller） ───────────────────────────
+def resource_path(rel_path: str):
+    """Return absolute path to resource, works for dev & PyInstaller"""
+    base = getattr(sys, "_MEIPASS", os.path.abspath("."))
+    return os.path.join(base, rel_path)
+
+# ───── 收到广播就跳浏览器 ───────────────────────────────────────────
 def open_browser(url):
     try:
         webbrowser.open(url)
@@ -15,52 +22,101 @@ def open_browser(url):
         print(f"Failed to open browser: {e}")
 
 def listen_udp():
-    global popup_shown
-
+    global opened_once
     sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
     sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
     sock.bind(("", UDP_PORT))
-
     print(f"Listening for UDP broadcasts on port {UDP_PORT}...")
 
     while True:
         try:
-            data, addr = sock.recvfrom(1024)
-            print(f"Received raw data from {addr}: {data}")
+            data, _ = sock.recvfrom(1024)
             msg = json.loads(data.decode("utf-8"))
+            if msg.get("type") != "ai_server_announce":
+                continue
 
-            if msg.get("type") == "ai_server_announce":
-                ip = msg.get("ip")
-                port = msg.get("port")
-                name = msg.get("name", "Unknown")
+            ip, port, name = msg.get("ip"), msg.get("port"), msg.get("name", "Unknown")
+            url = f"http://{ip}:80"
+            print(f"Discovered {name} at {url}")
 
-                url = f"http://{ip}:80"
-                print(f"Discovered {name} at {url}")
-
-                if not popup_shown:
-                    popup_shown = True
-
-                    def show_popup():
-                        if messagebox.askyesno("发现AI服务器", f"名称: {name}\n地址: {url}\n\n是否打开浏览器访问？"):
-                            open_browser(url)
-
-                    root.after(0, show_popup)
-
-        except json.JSONDecodeError:
-            print("Failed to decode JSON")
+            if not opened_once:
+                opened_once = True
+                open_browser(url)
         except Exception as e:
-            print(f"Error while receiving UDP: {e}")
+            print(f"UDP error: {e}")
 
-# 初始化 Tkinter 主窗口（显示）
+# ───── 托盘辅助 ───────────────────────────────────────────────────
+def load_icon_img():
+    """Load ICO/PNG; fall back to blue square if文件缺失/损坏"""
+    try:
+        return Image.open(resource_path(ICON_FILE))
+    except Exception as e:
+        print(f"[warn] load icon failed: {e}, fallback to default")
+        return create_fallback_icon()
+
+def create_fallback_icon(size=(64, 64), bg="#004080", fg="#ffffff"):
+    img = Image.new("RGB", size, bg)
+    ImageDraw.Draw(img).rectangle([16,16,48,48], fill=fg)
+    return img
+
+def show_window(icon=None, _=None):
+    root.deiconify(); root.focus_force()
+    if icon: icon.visible = False
+
+def hide_to_tray():
+    root.withdraw(); tray_icon.visible = True
+
+def on_exit(icon=None, _=None):
+    if icon: icon.stop()
+    root.quit(); sys.exit()
+
+tray_icon = pystray.Icon(
+    "ai_discovery",
+    icon  = load_icon_img(),           # ⭐ 自定义托盘图标
+    title = "PlugAI Launcher",
+    menu  = pystray.Menu(
+        item("显示窗口", show_window),
+        item("退出程序", on_exit)
+    )
+)
+
+# ───── 主窗口 ─────────────────────────────────────────────────────
 root = tk.Tk()
-root.title("AI 服务器发现工具")
-root.geometry("400x200")
-label = tk.Label(root, text="正在监听 AI 服务器广播...\n端口: 9876", font=("Arial", 12))
-label.pack(pady=60)
+root.title("PlugAI Launcher")
 
-# 启动监听线程
-listener_thread = threading.Thread(target=listen_udp, daemon=True)
-listener_thread.start()
+# ⭐ 窗口标题栏图标（ICO 必须；PNG 需转 PhotoImage）
+ico_path = resource_path(ICON_FILE)
+if ico_path.lower().endswith(".ico"):
+    try:
+        root.iconbitmap(ico_path)
+    except Exception as e:
+        print(f"[warn] set window icon failed: {e}")
+else:  # PNG fallback
+    try:
+        img = ImageTk.PhotoImage(file=ico_path)
+        root.iconphoto(False, img)
+    except Exception as e:
+        print(f"[warn] set window icon failed: {e}")
+
+def center_window():
+    sw, sh = root.winfo_screenwidth(), root.winfo_screenheight()
+    x, y = (sw - WIN_W) // 2, (sh - WIN_H) // 2
+    root.geometry(f"{WIN_W}x{WIN_H}+{x}+{y}")
+
+center_window()
+tk.Label(root, text="正在等待 PlugAI 准备好中...\n端口: 9876",
+         font=("Arial", 12)).pack(pady=60)
+
+root.protocol("WM_DELETE_WINDOW", on_exit)
+
+def on_minimize(event):
+    if root.state() == "iconic":
+        hide_to_tray()
+
+root.bind("<Unmap>", on_minimize)
+
+# ───── 启动后台线程 ───────────────────────────────────────────────
+threading.Thread(target=listen_udp, daemon=True).start()
+threading.Thread(target=tray_icon.run, daemon=True).start()
 
-# 启动 UI 主循环
 root.mainloop()
diff --git a/Windows-client/build.bat b/Windows-client/build.bat
index 16d68f5..ae2f566 100644
--- a/Windows-client/build.bat
+++ b/Windows-client/build.bat
@@ -1,26 +1,37 @@
 @echo off
-setlocal
+setlocal enabledelayedexpansion
+
+rem ───── 配置 ──────────────────────────────────────────────
+set SCRIPT=PlugAILauncher.py
+set EXE_NAME=PlugAILauncher
+set ICON=logo.ico
+rem ───────────────────────────────────────────────────────
 
 echo === Activating virtual environment ===
-call venv310\Scripts\activate.bat
-if errorlevel 1 (
+call venv310\Scripts\activate.bat || (
     echo [ERROR] Failed to activate virtual environment!
-    pause
-    exit /b 1
+    pause & exit /b 1
 )
 
-echo === Installing PyInstaller (if not present) ===
-pip show pyinstaller >nul 2>&1
-if errorlevel 1 (
+echo === Installing PyInstaller (if needed) ===
+pip show pyinstaller >nul 2>&1 || (
     echo Installing PyInstaller...
-    pip install pyinstaller
-) else (
-    echo PyInstaller already installed.
+    pip install -q pyinstaller
 )
 
-echo === Building PlugAILauncher.exe ===
-pyinstaller --noconsole --onefile PlugAILauncher.py
+echo === Building %EXE_NAME%.exe (no-upx) ===
+pyinstaller ^
+    --noconsole ^
+    --onefile ^
+    --noupx ^
+    --name "%EXE_NAME%" ^
+    --icon "%ICON%" ^
+    --add-data "%ICON%;." ^
+    "%SCRIPT%" || (
+        echo [ERROR] PyInstaller build failed!
+        pause & exit /b 1
+)
 
-echo.
-echo === Build complete! Check the dist\ directory. ===
+echo/
+echo === Build complete!  Output: dist\%EXE_NAME%.exe ===
 pause
diff --git a/Windows-client/logo.ico b/Windows-client/logo.ico
new file mode 100644
index 0000000..d998ec9
Binary files /dev/null and b/Windows-client/logo.ico differ
diff --git a/Windows-client/logo.png b/Windows-client/logo.png
new file mode 100644
index 0000000..1e305f8
Binary files /dev/null and b/Windows-client/logo.png differ
diff --git a/Windows-client/png2ico.py b/Windows-client/png2ico.py
new file mode 100644
index 0000000..a9587f5
--- /dev/null
+++ b/Windows-client/png2ico.py
@@ -0,0 +1,6 @@
+from PIL import Image
+
+src = Image.open("logo.png")         # 任意高分辨率 PNG
+sizes = [(16,16), (24,24), (32,32), (48,48), (64,64), (128,128), (256,256)]
+src.save("logo.ico", sizes=sizes)
+print("logo.ico 已生成")