diff --git a/.gitignore b/.gitignore
index f9fdcf8..7962bd9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 cache/
 __pycache__/
+records/
diff --git a/backup/back7 b/backup/back7
index 07228b4..65ae3df 100644
--- a/backup/back7
+++ b/backup/back7
@@ -7,6 +7,7 @@ import time
 import signal
 import sys
 import logging
+import platform
 import spider
 import stream
 
@@ -17,6 +18,8 @@ logging.basicConfig(
     datefmt="%H:%M:%S"
 )
 
+IS_WINDOWS = platform.system() == "Windows"
+
 # ----------------- Douyin to YouTube Streamer -----------------
 class DouyinToYouTubeStreamer:
     def __init__(self, bitrate=5000, audio_bitrate=128, resolution='720x1280',
@@ -87,7 +90,7 @@ class DouyinToYouTubeStreamer:
             '-b:a', f'{self.audio_bitrate}k',
             '-ar', '44100',
             '-ac', '2',
-            '-movflags', '+faststart+frag_keyframe',  # <--- 关键修改
+            '-movflags', '+faststart+frag_keyframe',
             self.out_file
         ]
         return cmd  
@@ -181,10 +184,14 @@ class DouyinToYouTubeStreamer:
     def _finalize_recording(self):
         if self.out_file and os.path.exists(self.out_file):
             try:
-                # 如果进程未退出，先发送中断信号完成封装
+                # 根据系统发送信号完成封装
                 if self.record_proc and self.record_proc.poll() is None:
-                    self.record_proc.send_signal(signal.CTRL_BREAK_EVENT if os.name == 'nt' else signal.SIGINT)
-                    self.record_proc.wait(timeout=5)
+                    sig = signal.CTRL_BREAK_EVENT if IS_WINDOWS else signal.SIGINT
+                    self.record_proc.send_signal(sig)
+                    try:
+                        self.record_proc.wait(timeout=5)
+                    except subprocess.TimeoutExpired:
+                        self.record_proc.kill()
             except Exception:
                 pass
 
@@ -197,7 +204,6 @@ class DouyinToYouTubeStreamer:
             except FileExistsError:
                 new_name = self.out_file.replace(".mp4", f"_{uuid.uuid4().hex[:4]}.mp4")
                 os.rename(self.out_file, new_name)
-
             size_mb = os.path.getsize(new_name) / (1024 * 1024)
             logging.info(f"[{self.room_name}] 本地录制已结束: {new_name} | 大小: {size_mb:.2f} MB")
 
@@ -246,5 +252,6 @@ if __name__ == "__main__":
     signal.signal(signal.SIGTERM, signal_handler)
 
     logging.info("程序已启动，低延迟推流中，按 Ctrl+C 停止...")
+
     while True:
         time.sleep(60)
diff --git a/live.py b/live.py
index 07228b4..6e91a37 100644
--- a/live.py
+++ b/live.py
@@ -7,6 +7,7 @@ import time
 import signal
 import sys
 import logging
+import platform
 import spider
 import stream
 
@@ -17,6 +18,8 @@ logging.basicConfig(
     datefmt="%H:%M:%S"
 )
 
+IS_WINDOWS = platform.system() == "Windows"
+
 # ----------------- Douyin to YouTube Streamer -----------------
 class DouyinToYouTubeStreamer:
     def __init__(self, bitrate=5000, audio_bitrate=128, resolution='720x1280',
@@ -87,7 +90,7 @@ class DouyinToYouTubeStreamer:
             '-b:a', f'{self.audio_bitrate}k',
             '-ar', '44100',
             '-ac', '2',
-            '-movflags', '+faststart+frag_keyframe',  # <--- 关键修改
+            '-movflags', '+faststart+frag_keyframe',
             self.out_file
         ]
         return cmd  
@@ -181,10 +184,14 @@ class DouyinToYouTubeStreamer:
     def _finalize_recording(self):
         if self.out_file and os.path.exists(self.out_file):
             try:
-                # 如果进程未退出，先发送中断信号完成封装
+                # 根据系统发送信号完成封装
                 if self.record_proc and self.record_proc.poll() is None:
-                    self.record_proc.send_signal(signal.CTRL_BREAK_EVENT if os.name == 'nt' else signal.SIGINT)
-                    self.record_proc.wait(timeout=5)
+                    sig = signal.CTRL_BREAK_EVENT if IS_WINDOWS else signal.SIGINT
+                    self.record_proc.send_signal(sig)
+                    try:
+                        self.record_proc.wait(timeout=5)
+                    except subprocess.TimeoutExpired:
+                        self.record_proc.kill()
             except Exception:
                 pass
 
@@ -197,7 +204,6 @@ class DouyinToYouTubeStreamer:
             except FileExistsError:
                 new_name = self.out_file.replace(".mp4", f"_{uuid.uuid4().hex[:4]}.mp4")
                 os.rename(self.out_file, new_name)
-
             size_mb = os.path.getsize(new_name) / (1024 * 1024)
             logging.info(f"[{self.room_name}] 本地录制已结束: {new_name} | 大小: {size_mb:.2f} MB")