diff --git a/config.py b/config.py
index 1e0dedf..6368ee3 100644
--- a/config.py
+++ b/config.py
@@ -3,8 +3,8 @@ CONFIG = {
     "app_secret": "mcK8aTiq0CLtkzGs2aTZpcnom5J4o6yB",
     "open_id": ["ou_c6466a45623096cf7a34d94fe30c6c73", "ou_3b94d0caf83dbced8b0e26af4852a281"],
     "file_path": "F:\\",
-    "messages_reciever": "文件传输助手",
-    "checking_time": "15:24",
-    "sending_time": "15:26",
+    "messages_reciever": "宝库学堂：AI全能增长官特训营 2期",
+    "checking_time": "16:55",
+    "sending_time": "16:56",
     "message": "新的一天，从华智长盈每日AI新闻开始！让我们一起看看今天AI圈有啥新鲜事！"
 }
\ No newline at end of file
diff --git a/scheduler.py b/scheduler.py
index d1de3ff..664a0f7 100644
--- a/scheduler.py
+++ b/scheduler.py
@@ -4,10 +4,19 @@ import subprocess
 import sys
 import os
 from datetime import datetime
+import calendar
 from config import CONFIG
 
 def run_sendmsg():
-    """执行sendmsg.py脚本"""
+    """执行sendmsg.py脚本，周末不执行"""
+    # 获取当前日期是星期几（0是星期一，6是星期日）
+    current_weekday = datetime.now().weekday()
+    
+    # 如果是周末（周六或周日），不执行任务
+    if current_weekday >= 5:  # 5是周六，6是周日
+        print(f"[{datetime.now()}] 今天是周末，不执行任务")
+        return
+    
     script_path = os.path.join(os.path.dirname(__file__), 'sendmsg.py')
     try:
         print(f"[{datetime.now()}] 开始执行每日消息发送任务...")
@@ -22,7 +31,6 @@ def run_sendmsg():
 
 def main():
     """主函数 - 设置定时任务"""
-    # 每天07:55执行任务
     schedule.every().day.at(CONFIG['checking_time']).do(run_sendmsg)
     
     print(f"[{datetime.now()}] 定时任务已启动，将在每天07:55执行sendmsg.py")
diff --git a/sendmsg.py b/sendmsg.py
index febf5da..6c6f24e 100644
--- a/sendmsg.py
+++ b/sendmsg.py
@@ -32,8 +32,13 @@ def send_daily_message(count):
     """发送每日消息的主函数"""
     today = date.today()
     formatted_date = today.strftime('%Y-%m-%d')
-    file_name = formatted_date + ".jpg"
-    file_path = CONFIG['file_path'] + file_name
+    
+    # 支持多种图片格式：jpg, jpeg, png
+    file_formats = [".jpg", ".jpeg", ".png"]
+    
+    # 初始化文件路径变量
+    file_path = None
+    
     num = count
     if num >= 4:
         print("已尝试4次，程序将退出")
@@ -44,7 +49,7 @@ def send_daily_message(count):
     except: 
         subprocess.run([sys.executable, 'send_openmsg.py'])
         if num<4:
-            time.sleep(60)
+            time.sleep(1800)
             num += 1
             send_daily_message(num)
         else:
@@ -54,9 +59,16 @@ def send_daily_message(count):
     msg = CONFIG['message']
     who = CONFIG['messages_reciever']
     
-    if os.path.isfile(file_path):
-        print("找到了指定文件！")
-        
+    # 依次检查各种格式的文件是否存在
+    for format in file_formats:
+        temp_file_name = formatted_date + format
+        temp_file_path = CONFIG['file_path'] + temp_file_name
+        if os.path.isfile(temp_file_path):
+            file_path = temp_file_path
+            print(f"找到了{format}格式的图片文件！")
+            break
+    
+    if file_path:
         # 等待到配置的时间再执行发送操作
         wait_until_time()
         
@@ -66,10 +78,10 @@ def send_daily_message(count):
         print("发送完成！")
         return True
     else:
-        print("没找到指定文件")
+        print("没找到任何支持格式的图片文件(.jpg, .jpeg, .png)")
         subprocess.run([sys.executable, 'send_filemsg.py'])
         if num<4:
-            time.sleep(60)
+            time.sleep(1800)
             num += 1
             send_daily_message(num)
         else: