diff --git a/README.md b/README.md
index 7a7917f..e7cf887 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@
 <h1>使用示例</h1>
 <pre>
 # 测试链接
+error_demo = "https://www.xiaohongshu.com/explore/"
 image_demo = "https://www.xiaohongshu.com/explore/64d1b406000000000103ee8d"
 video_demo = "https://www.xiaohongshu.com/explore/64c05652000000000c0378e7"
 # 实例对象
@@ -21,18 +22,17 @@ headers = {
 }  # 请求头
 proxies = None  # 代理
 timeout = 10  # 网络请求超时限制，默认值：10
-cookie = ""  # 小红书网页 cookie，无需登录，获取数据失败时可以尝试手动设置
 xhs = XHS(
     path=path,
     folder=folder,
     headers=headers,
     proxies=proxies,
-    timeout=timeout,
-    cookie=cookie)  # 使用自定义参数
+    timeout=timeout,)  # 使用自定义参数
 # xhs = XHS()  # 使用默认参数
 # 无需区分图文和视频作品
 # 返回作品详细数据，包括下载地址
 download = True  # 启用自动下载作品文件
+print(xhs.extract(error_demo))  # 获取数据失败时返回空字典
 print(xhs.extract(image_demo, download=download))
 print(xhs.extract(video_demo, download=download))
 </pre>
diff --git a/main.py b/main.py
index e423ecf..ceeeb39 100644
--- a/main.py
+++ b/main.py
@@ -15,14 +15,12 @@ def example():
     }  # 请求头
     proxies = None  # 代理
     timeout = 10  # 网络请求超时限制，默认值：10
-    cookie = ""  # 小红书网页 cookie，无需登录，获取数据失败时可以尝试手动设置
     xhs = XHS(
         path=path,
         folder=folder,
         headers=headers,
         proxies=proxies,
-        timeout=timeout,
-        cookie=cookie)  # 使用自定义参数
+        timeout=timeout, )  # 使用自定义参数
     # xhs = XHS()  # 使用默认参数
     # 无需区分图文和视频作品
     # 返回作品详细数据，包括下载地址
diff --git a/source/Download.py b/source/Download.py
index 5b89589..e310fd5 100644
--- a/source/Download.py
+++ b/source/Download.py
@@ -5,14 +5,14 @@ from requests import get
 
 
 class Download:
-    chunk = 262144
 
     def __init__(
             self,
             path,
             folder,
             headers: dict,
-            proxies=None, ):
+            proxies=None,
+            chunk=256 * 1024, ):
         self.root = self.init_root(path, folder)
         self.headers = self.init_headers(headers)
         self.proxies = {
@@ -20,6 +20,7 @@ class Download:
             "https": proxies,
             "ftp": proxies,
         }
+        self.chunk = chunk
 
     @staticmethod
     def init_headers(headers: dict) -> dict:
@@ -47,4 +48,4 @@ class Download:
                         f.write(chunk)
             print(f"{name} 下载成功！")
         except exceptions.ChunkedEncodingError:
-            print("网络异常，下载文件失败！")
+            print(f"网络异常，{name} 下载失败！")
diff --git a/source/__init__.py b/source/__init__.py
index 1ea88c0..9edf2e6 100644
--- a/source/__init__.py
+++ b/source/__init__.py
@@ -13,7 +13,6 @@ class XHS:
     headers = {
         "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36",
         "Referer": "https://www.xiaohongshu.com/",
-        "Cookie": "abRequestId=27dafe41-28af-5b33-9f22-fe05d8c4ac2f; xsecappid=xhs-pc-web; a1=18a363d90c9gw7eaz2krqhj4cx2gtwgotul1wur8950000289463; webId=27fb29ed7ff41eadd4bc58197a465b63; websectiga=cffd9dcea65962b05ab048ac76962acee933d26157113bb213105a116241fa6c; sec_poison_id=3a1e34ee-3535-4ee9-8186-4d574da5291e; web_session=030037a3d84590608f6da85793234a9a6588ed; gid=yY0qKqfd2Y9qyY0qKqfj877FSjkEWd0uJTFA1YjxV4SCJy28k9EklE888JYj4Kq82242dKiY; webBuild=3.6.0; cache_feeds=[]",
     }
     links = compile(r"https://www.xiaohongshu.com/explore/[0-9a-z]+")
 
@@ -23,19 +22,13 @@ class XHS:
             folder="Download",
             headers=None,
             proxies=None,
-            timeout=10,
-            cookie=None):
-        self.set_cookie(cookie)
+            timeout=10):
         self.html = Html(headers or self.headers, proxies, timeout)
         self.image = Image()
         self.video = Video()
         self.explore = Explore()
         self.download = Download(path, folder, self.html.headers, proxies)
 
-    def set_cookie(self, cookie: str):
-        if cookie:
-            self.headers["Cookie"] = cookie
-
     def get_image(self, container: dict, html: str, download):
         urls = self.image.get_image_link(html)
         if download: