diff --git a/py/更新文件名.py b/py/更新文件名.py
index a8e5788..f949085 100644
--- a/py/更新文件名.py
+++ b/py/更新文件名.py
@@ -1,44 +1,25 @@
 import os
 import datetime
 
-# 记录时间的文件路径
-time_file_path = '上次更新时间.txt'
-
 # 定义一组固定字符
-fixed_characters = ['综合源.txt', '组播优选.txt', '综合源.m3u']
-
-def delete_files():
-    try:
-        # 尝试读取上次记录的时间
-        with open(time_file_path, 'r') as time_file:
-            last_update_time = time_file.read()
-        print(f"Last update time read: {last_update_time}")
-    except FileNotFoundError:
-        last_update_time = ""
+fixed_characters = ['综合源.txt', '组播优选.txt', '网络收集.txt']
 
+def delete_nonstandard_files():
     # 获取当前目录下的所有文件
     all_files = os.listdir(os.getcwd())
 
-    # 删除非空字符加初始文件名的文件
+    # 删除非标准命名的文件（任意非空字符加初始文件名）
     for old_filename in all_files:
         for fixed_char in fixed_characters:
             if old_filename.endswith(fixed_char):
                 non_empty_prefix = old_filename[:-len(fixed_char)]
-                if non_empty_prefix and not old_filename.startswith(last_update_time):
+                if non_empty_prefix:
                     full_old_path = os.path.join(os.getcwd(), old_filename)
                     if os.path.exists(full_old_path):
                         os.remove(full_old_path)
                         print(f"Deleted {old_filename}")
 
-def rename_files():
-    try:
-        # 尝试读取上次记录的时间
-        with open(time_file_path, 'r') as time_file:
-            last_update_time = time_file.read()
-        print(f"Last update time read: {last_update_time}")
-    except FileNotFoundError:
-        last_update_time = ""
-
+def rename_standard_files():
     # 获取当前日期时间
     now = datetime.datetime.now()
     current_date = now.strftime("%m%d%H%M")
@@ -46,23 +27,19 @@ def rename_files():
     # 获取当前目录下的所有文件
     all_files = os.listdir(os.getcwd())
 
-    # 重命名初始文件名的文件
-    for old_filename in all_files:
-        for fixed_char in fixed_characters:
-            if old_filename.endswith(fixed_char):
-                new_filename = f"{current_date}{old_filename}"
-                full_old_path = os.path.join(os.getcwd(), old_filename)
-                full_new_path = os.path.join(os.getcwd(), new_filename)
-                os.rename(full_old_path, full_new_path)
-                print(f"Renamed {old_filename} to {new_filename}")
-
-    # 更新记录时间的文件
-    with open(time_file_path, 'w') as time_file:
-        time_file.write(current_date)
+    # 重命名标准命名的文件（有且仅有固定字符的初始文件名）
+    for fixed_char in fixed_characters:
+        if not os.path.exists(fixed_char):
+            continue
+        new_filename = f"{current_date}{fixed_char}"
+        full_old_path = os.path.join(os.getcwd(), fixed_char)
+        full_new_path = os.path.join(os.getcwd(), new_filename)
+        os.rename(full_old_path, full_new_path)
+        print(f"Renamed {fixed_char} to {new_filename}")
 
 # 先执行删除操作
-delete_files()
+delete_nonstandard_files()
 
 # 再执行重命名操作
-rename_files()
+rename_standard_files()