diff --git a/NFLmusic.py b/NFLmusic.py
index 93d0635..505aa3b 100644
--- a/NFLmusic.py
+++ b/NFLmusic.py
@@ -544,7 +544,7 @@ def do_not_click():
 
 
 def update():
-    global datalist, have_checked
+    global datalist, have_checked, screen_height, screen_width
 
     def f_update_progressbar():
         while True:
@@ -587,8 +587,12 @@ def update():
                 lang.get(la, "mbox.text.update_reminding", {"_update_": data_resp}))
             if response == "yes":
                 check_update_button["state"] = "disabled"
+                # 将root隐藏
+                root.withdraw()
                 download_page = Toplevel(root)
-                download_page.geometry("360x200")
+                x_dl = (screen_width - 360) // 2
+                y_dl = (screen_height - 200) // 2
+                download_page.geometry(f"360x200+{x_dl}+{y_dl}")
                 download_page.title(lang.get(la, "mbox.title.update_start", {"_version_": latest_version}))
                 download_page.protocol("WM_DELETE_WINDOW", prevent_closing)
                 download_page.resizable(False, False)
@@ -636,8 +640,12 @@ def update():
             tkinter.messagebox.showinfo(lang.get(la, "mbox.title.update_start", {"_version_": latest_version}),
                                         lang.get(la, "mbox.text.update_start_auto", {"_update_": data_resp}))
             check_update_button["state"] = "disabled"
+            # 将root隐藏
+            root.withdraw()
             download_page = Toplevel(root)
-            download_page.geometry("360x200")
+            x_dl = (screen_width - 360) // 2
+            y_dl = (screen_height - 200) // 2
+            download_page.geometry(f"360x200+{x_dl}+{y_dl}")
             download_page.title(lang.get(la, "mbox.title.update_start", {"_version_": latest_version}))
             download_page.protocol("WM_DELETE_WINDOW", prevent_closing)
             download_page.resizable(False, False)
@@ -1110,7 +1118,7 @@ def download_version():
         copy(version_json[get_treeview_index(version_list, version_download_choice)]["password"])
 
 
-version = "4.0.2"
+version = "4.0.4"
 poem = ""
 appdata = os.getenv("APPDATA")
 make_resource()