diff --git a/source/application/request.py b/source/application/request.py
index 1f68e3a..7d48918 100644
--- a/source/application/request.py
+++ b/source/application/request.py
@@ -20,7 +20,7 @@ class Html:
         self.print = manager.print
         self.retry = manager.retry
         self.client = manager.request_client
-        self.headers = manager.headers
+        self.headers = manager.blank_headers
         self.timeout = manager.timeout
 
     @retry
diff --git a/source/application/user_posted.py b/source/application/user_posted.py
index be4dce7..4c67450 100644
--- a/source/application/user_posted.py
+++ b/source/application/user_posted.py
@@ -20,18 +20,19 @@ class UserPosted:
     ):
         self.url = url
         self.params = params
-        self.headers = manager.headers.copy()
-        self.update_cookie(cookies)
-        self.cookies = self.headers["cookie"]
+        self.headers = manager.blank_headers.copy()
+        self.client = manager.request_client
+        self.cookies = self.get_cookie(cookies)
         self.print = manager.print
         self.retry = manager.retry
-        self.client = manager.request_client
         self.timeout = manager.timeout
         self.proxy = proxy
 
-    def update_cookie(self, cookies: str = None) -> None:
+    def get_cookie(self, cookies: str = None) -> dict | str:
         if cookies:
             self.headers["cookie"] = cookies
+            return cookies
+        return dict(self.client.cookies)
 
     def run(
         self,
diff --git a/source/module/manager.py b/source/module/manager.py
index 6373841..4df072c 100644
--- a/source/module/manager.py
+++ b/source/module/manager.py
@@ -2,6 +2,7 @@ from pathlib import Path
 from re import compile, sub
 from shutil import move, rmtree
 from os import utime
+from http.cookies import SimpleCookie
 from httpx import (
     AsyncClient,
     AsyncHTTPTransport,
@@ -85,9 +86,6 @@ class Manager:
         self.blank_headers = HEADERS | {
             "user-agent": user_agent or USERAGENT,
         }
-        self.headers = self.blank_headers | {
-            "cookie": cookie,
-        }
         self.retry = retry
         self.chunk = chunk
         self.name_format = self.__check_name_format(name_format)
@@ -100,10 +98,11 @@ class Manager:
         self.print_proxy_tip()
         self.timeout = timeout
         self.request_client = AsyncClient(
-            headers=self.headers
+            headers=self.blank_headers
             | {
                 "referer": "https://www.xiaohongshu.com/",
             },
+            cookies=self.cookie_str_to_dict(cookie),
             timeout=timeout,
             verify=False,
             follow_redirects=True,
@@ -299,3 +298,9 @@ class Manager:
             and not self.folder.exists()
         ):
             move(old, self.folder)
+
+    @staticmethod
+    def cookie_str_to_dict(cookie_str: str) -> dict:
+        cookie = SimpleCookie()
+        cookie.load(cookie_str)
+        return {key: morsel.value for key, morsel in cookie.items()}
diff --git a/source/module/tools.py b/source/module/tools.py
index 62584f3..68ee266 100644
--- a/source/module/tools.py
+++ b/source/module/tools.py
@@ -51,7 +51,7 @@ def logging(log: Callable, text, style=INFO):
 
 
 async def sleep_time(
-    min_time: int | float = 2.0,
-    max_time: int | float = 4.0,
+    min_time: int | float = 5.0,
+    max_time: int | float = 10.0,
 ):
     await sleep(uniform(min_time, max_time))
diff --git a/static/Release_Notes.md b/static/Release_Notes.md
index 21d2892..e569449 100644
--- a/static/Release_Notes.md
+++ b/static/Release_Notes.md
@@ -4,10 +4,12 @@
 2. 新增 `script_server` 配置参数
 3. 移除 `从浏览器读取 Cookie` 功能
 4. 新增连接用户脚本下载作品功能
-5. 修复视频作品下载功能
-6. 新增作品处理统计功能
-7. 重构数据处理逻辑
-8. 调整内置延时机制
+5. 优化 Cookie 处理逻辑
+6. 修复视频作品下载功能
+7. 新增视频下载偏好设置
+8. 新增作品处理统计功能
+9. 重构数据处理逻辑
+10. 调整内置延时机制
 
 *****