diff --git a/DrissionPage/_base/browser.py b/DrissionPage/_base/browser.py
index 88da578..4f12011 100644
--- a/DrissionPage/_base/browser.py
+++ b/DrissionPage/_base/browser.py
@@ -5,7 +5,7 @@
 """
 from time import sleep, perf_counter
 
-from .chromium_driver import BrowserDriver, ChromiumDriver
+from .driver import BrowserDriver, Driver
 from .._functions.tools import stop_process_on_port, raise_error
 from .._units.downloader import DownloadManager
 
@@ -42,7 +42,7 @@ class Browser(object):
         self.id = browser_id
         self._frames = {}
         self._drivers = {}
-        # self._drivers = {t: ChromiumDriver(t, 'page', address) for t in self.tabs}
+        # self._drivers = {t: Driver(t, 'page', address) for t in self.tabs}
         self._connected = False
 
         self._process_id = None
@@ -57,16 +57,16 @@ class Browser(object):
         self._driver.set_callback('Target.targetCreated', self._onTargetCreated)
 
     def _get_driver(self, tab_id):
-        """获取对应tab id的ChromiumDriver
+        """获取对应tab id的Driver
         :param tab_id: 标签页id
-        :return: ChromiumDriver对象
+        :return: Driver对象
         """
-        return self._drivers.pop(tab_id, ChromiumDriver(tab_id, 'page', self.address))
+        return self._drivers.pop(tab_id, Driver(tab_id, 'page', self.address))
 
     def _onTargetCreated(self, **kwargs):
         """标签页创建时执行"""
         if kwargs['targetInfo']['type'] == 'page' and not kwargs['targetInfo']['url'].startswith('devtools://'):
-            self._drivers[kwargs['targetInfo']['targetId']] = ChromiumDriver(kwargs['targetInfo']['targetId'], 'page',
+            self._drivers[kwargs['targetInfo']['targetId']] = Driver(kwargs['targetInfo']['targetId'], 'page',
                                                                              self.address)
 
     def _onTargetDestroyed(self, **kwargs):
diff --git a/DrissionPage/_base/browser.pyi b/DrissionPage/_base/browser.pyi
index 3bf21be..b5d0161 100644
--- a/DrissionPage/_base/browser.pyi
+++ b/DrissionPage/_base/browser.pyi
@@ -5,7 +5,7 @@
 """
 from typing import List, Optional, Union
 
-from .chromium_driver import BrowserDriver, ChromiumDriver
+from .driver import BrowserDriver, Driver
 from .._pages.chromium_page import ChromiumPage
 from .._units.downloader import DownloadManager
 
@@ -26,7 +26,7 @@ class Browser(object):
 
     def __init__(self, address: str, browser_id: str, page: ChromiumPage): ...
 
-    def _get_driver(self, tab_id: str) -> ChromiumDriver: ...
+    def _get_driver(self, tab_id: str) -> Driver: ...
 
     def run_cdp(self, cmd, **cmd_args) -> dict: ...
 
diff --git a/DrissionPage/_base/chromium_driver.py b/DrissionPage/_base/driver.py
similarity index 98%
rename from DrissionPage/_base/chromium_driver.py
rename to DrissionPage/_base/driver.py
index 422eeb4..77b1329 100644
--- a/DrissionPage/_base/chromium_driver.py
+++ b/DrissionPage/_base/driver.py
@@ -12,7 +12,7 @@ from requests import get
 from websocket import WebSocketTimeoutException, WebSocketConnectionClosedException, create_connection
 
 
-class ChromiumDriver(object):
+class Driver(object):
     def __init__(self, tab_id, tab_type, address):
         """
         :param tab_id: 标签页id
@@ -211,12 +211,12 @@ class ChromiumDriver(object):
             self.event_handlers.pop(event, None)
 
     def __str__(self):
-        return f"<ChromiumDriver {self.id}>"
+        return f"<Driver {self.id}>"
 
     __repr__ = __str__
 
 
-class BrowserDriver(ChromiumDriver):
+class BrowserDriver(Driver):
     BROWSERS = {}
 
     def __new__(cls, tab_id, tab_type, address, browser):
diff --git a/DrissionPage/_base/chromium_driver.pyi b/DrissionPage/_base/driver.pyi
similarity index 89%
rename from DrissionPage/_base/chromium_driver.pyi
rename to DrissionPage/_base/driver.pyi
index 28d8692..e2833da 100644
--- a/DrissionPage/_base/chromium_driver.pyi
+++ b/DrissionPage/_base/driver.pyi
@@ -14,14 +14,14 @@ from .browser import Browser
 
 
 class GenericAttr(object):
-    def __init__(self, name: str, tab: ChromiumDriver): ...
+    def __init__(self, name: str, tab: Driver): ...
 
     def __getattr__(self, item: str) -> Callable: ...
 
     def __setattr__(self, key: str, value: Callable) -> None: ...
 
 
-class ChromiumDriver(object):
+class Driver(object):
     id: str
     address: str
     type: str
@@ -58,8 +58,8 @@ class ChromiumDriver(object):
     def __str__(self) -> str: ...
 
 
-class BrowserDriver(ChromiumDriver):
-    BROWSERS: Dict[str, ChromiumDriver] = ...
+class BrowserDriver(Driver):
+    BROWSERS: Dict[str, Driver] = ...
     browser: Browser = ...
 
     def __new__(cls, tab_id: str, tab_type: str, address: str, browser: Browser): ...
diff --git a/DrissionPage/_elements/chromium_element.pyi b/DrissionPage/_elements/chromium_element.pyi
index e4598d0..bb39b75 100644
--- a/DrissionPage/_elements/chromium_element.pyi
+++ b/DrissionPage/_elements/chromium_element.pyi
@@ -26,12 +26,12 @@ PIC_TYPE = Literal['jpg', 'jpeg', 'png', 'webp', True]
 
 class ChromiumElement(DrissionElement):
 
-    def __init__(self, page: ChromiumBase, node_id: str = None, obj_id: str = None, backend_id: str = None):
+    def __init__(self, page: ChromiumBase, node_id: str = None, obj_id: str = None, backend_id: int = None):
         self._tag: str = ...
         self.page: Union[ChromiumPage, WebPage] = ...
         self._node_id: str = ...
         self._obj_id: str = ...
-        self._backend_id: str = ...
+        self._backend_id: int = ...
         self._doc_id: str = ...
         self._scroll: ElementScroller = ...
         self._clicker: Clicker = ...
@@ -196,9 +196,9 @@ class ChromiumElement(DrissionElement):
 
     def drag_to(self, ele_or_loc: Union[tuple, ChromiumElement], duration: float = 0.5) -> None: ...
 
-    def _get_obj_id(self, node_id: str = None, backend_id: str = None) -> str: ...
+    def _get_obj_id(self, node_id: str = None, backend_id: int = None) -> str: ...
 
-    def _get_node_id(self, obj_id: str = None, backend_id: str = None) -> str: ...
+    def _get_node_id(self, obj_id: str = None, backend_id: int = None) -> str: ...
 
     def _get_backend_id(self, node_id: str) -> str: ...
 
@@ -207,10 +207,10 @@ class ChromiumElement(DrissionElement):
 
 class ShadowRoot(BaseElement):
 
-    def __init__(self, parent_ele: ChromiumElement, obj_id: str = None, backend_id: str = None):
+    def __init__(self, parent_ele: ChromiumElement, obj_id: str = None, backend_id: int = None):
         self._obj_id: str = ...
         self._node_id: str = ...
-        self._backend_id: str = ...
+        self._backend_id: int = ...
         self.page: ChromiumPage = ...
         self.parent_ele: ChromiumElement = ...
         self._states: ShadowRootStates = ...
@@ -277,7 +277,7 @@ class ShadowRoot(BaseElement):
 
     def _get_obj_id(self, back_id: str) -> str: ...
 
-    def _get_backend_id(self, node_id: str) -> str: ...
+    def _get_backend_id(self, node_id: str) -> int: ...
 
 
 def find_in_chromium_ele(ele: ChromiumElement, loc: Union[str, Tuple[str, str]],
diff --git a/DrissionPage/_elements/session_element.py b/DrissionPage/_elements/session_element.py
index be1402f..430e6c4 100644
--- a/DrissionPage/_elements/session_element.py
+++ b/DrissionPage/_elements/session_element.py
@@ -4,7 +4,7 @@
 @Contact :   g1879@qq.com
 """
 from html import unescape
-from re import match, DOTALL
+from re import match, sub, DOTALL
 
 from lxml.etree import tostring
 from lxml.html import HtmlElement, fromstring
@@ -342,15 +342,18 @@ def make_session_ele(html_or_ele, loc=None, single=True):
     # 各种页面对象
     elif isinstance(html_or_ele, BasePage):
         page = html_or_ele
-        html_or_ele = fromstring(html_or_ele.html)
+        html = html_or_ele.html
+        if html.startswith('<?xml '):
+            html = sub(r'^<\?xml.*?>', '', html)
+        html_or_ele = fromstring(html)
 
     # 直接传入html文本
     elif isinstance(html_or_ele, str):
         page = None
         html_or_ele = fromstring(html_or_ele)
 
-    # ShadowRoot, ChromiumFrame
-    elif isinstance(html_or_ele, BaseElement) or the_type.endswith(".ChromiumFrame'>"):
+    # ShadowRoot
+    elif isinstance(html_or_ele, BaseElement):
         page = html_or_ele.page
         html_or_ele = fromstring(html_or_ele.html)
 
diff --git a/DrissionPage/_functions/web.py b/DrissionPage/_functions/web.py
index 96258dd..4e4cee7 100644
--- a/DrissionPage/_functions/web.py
+++ b/DrissionPage/_functions/web.py
@@ -251,20 +251,25 @@ def set_browser_cookies(page, cookies):
             cookie['expires'] = int(cookie['expiry'])
             cookie.pop('expiry')
 
-        if 'expires' in cookie and isinstance(cookie['expires'], str):
-            if cookie['expires'].isdigit():
-                cookie['expires'] = int(cookie['expires'])
+        if 'expires' in cookie:
+            if not cookie['expires']:
+                cookie.pop('expires')
 
-            elif cookie['expires'].replace('.', '').isdigit():
-                cookie['expires'] = float(cookie['expires'])
+            elif isinstance(cookie['expires'], str):
+                if cookie['expires'].isdigit():
+                    cookie['expires'] = int(cookie['expires'])
+
+                elif cookie['expires'].replace('.', '').isdigit():
+                    cookie['expires'] = float(cookie['expires'])
+
+                else:
+                    try:
+                        cookie['expires'] = datetime.strptime(cookie['expires'],
+                                                              '%a, %d %b %Y %H:%M:%S GMT').timestamp()
+                    except ValueError:
+                        cookie['expires'] = datetime.strptime(cookie['expires'],
+                                                              '%a, %d %b %y %H:%M:%S GMT').timestamp()
 
-            else:
-                try:
-                    cookie['expires'] = datetime.strptime(cookie['expires'],
-                                                          '%a, %d %b %Y %H:%M:%S GMT').timestamp()
-                except ValueError:
-                    cookie['expires'] = datetime.strptime(cookie['expires'],
-                                                          '%a, %d %b %y %H:%M:%S GMT').timestamp()
         if cookie['value'] is None:
             cookie['value'] = ''
         elif not isinstance(cookie['value'], str):
diff --git a/DrissionPage/_pages/chromium_base.py b/DrissionPage/_pages/chromium_base.py
index 63f7c19..e0d2a3e 100644
--- a/DrissionPage/_pages/chromium_base.py
+++ b/DrissionPage/_pages/chromium_base.py
@@ -156,31 +156,31 @@ class ChromiumBase(BasePage):
         timeout = timeout if timeout >= .5 else .5
         self._is_reading = True
         end_time = perf_counter() + timeout
-        try:
-            b_id = self.run_cdp('DOM.getDocument', _timeout=timeout)['root']['backendNodeId']
-            timeout = end_time - perf_counter()
-            timeout = .5 if timeout < 0 else timeout
-            self._root_id = self.run_cdp('DOM.resolveNode', backendNodeId=b_id, _timeout=timeout)['object']['objectId']
+        while perf_counter() < end_time:
+            try:
+                b_id = self.run_cdp('DOM.getDocument', _timeout=timeout)['root']['backendNodeId']
+                timeout = end_time - perf_counter()
+                timeout = .5 if timeout < 0 else timeout
+                self._root_id = self.run_cdp('DOM.resolveNode',
+                                             backendNodeId=b_id, _timeout=timeout)['object']['objectId']
+                r = self.run_cdp('Page.getFrameTree')
+                for i in findall(r"'id': '(.*?)'", str(r)):
+                    self.browser._frames[i] = self.tab_id
+                if self._debug:
+                    print('获取文档结束')
+                result = True
+                break
 
-            r = self.run_cdp('Page.getFrameTree')
-            for i in findall(r"'id': '(.*?)'", str(r)):
-                self.browser._frames[i] = self.tab_id
-            if self._debug:
-                print('获取文档结束')
-            return True
+            except:
+                timeout = end_time - perf_counter()
+                timeout = .5 if timeout < 0 else timeout
 
-        except:
-            if self._debug:
-                print('获取文档失败。')
-            from traceback import print_exc
-            print_exc()
-            print('请把报错信息和重现方法告知作者，感谢。\nhttps://gitee.com/g1879/DrissionPage/issues/new')
-            raise
-            # return False
+        else:
+            result = False
 
-        finally:
-            self._is_loading = False
-            self._is_reading = False
+        self._is_loading = False
+        self._is_reading = False
+        return result
 
     def _onFrameDetached(self, **kwargs):
         self.browser._frames.pop(kwargs['frameId'], None)
@@ -230,8 +230,8 @@ class ChromiumBase(BasePage):
 
         if self._load_mode == 'eager':
             self.run_cdp('Page.stopLoading')
-        self._get_document(self._load_end_time - perf_counter() - .1)
-        self._doc_got = True
+        if self._get_document(self._load_end_time - perf_counter() - .1):
+            self._doc_got = True
         self._ready_state = 'interactive'
 
         if self._debug:
@@ -243,8 +243,7 @@ class ChromiumBase(BasePage):
             print(f'{self._frame_id}触发LoadEventFired')
             print('在LoadEventFired变成complete')
 
-        if self._doc_got is False:
-            self._get_document(self._load_end_time - perf_counter() - .1)
+        if self._doc_got is False and self._get_document(self._load_end_time - perf_counter() - .1):
             self._doc_got = True
         self._ready_state = 'complete'
 
@@ -369,7 +368,7 @@ class ChromiumBase(BasePage):
 
     @property
     def driver(self):
-        """返回用于控制浏览器的ChromiumDriver对象"""
+        """返回用于控制浏览器的Driver对象"""
         if self._driver is None:
             raise RuntimeError('浏览器已关闭或链接已断开。')
         return self._driver
@@ -960,6 +959,9 @@ class ChromiumBase(BasePage):
                     sleep(interval)
                     if self._debug or show_errmsg:
                         print(f'重试{t + 1} {to_url}')
+                end_time1 = end_time - perf_counter()
+                while self._ready_state not in ('loading', 'complete') and perf_counter() < end_time1:  # 等待出错信息显示
+                    sleep(.1)
                 self.stop_loading()
                 continue
 
diff --git a/DrissionPage/_pages/chromium_base.pyi b/DrissionPage/_pages/chromium_base.pyi
index e9acefc..db025c0 100644
--- a/DrissionPage/_pages/chromium_base.pyi
+++ b/DrissionPage/_pages/chromium_base.pyi
@@ -8,7 +8,7 @@ from typing import Union, Tuple, List, Any, Optional, Literal
 
 from .._base.base import BasePage
 from .._base.browser import Browser
-from .._base.chromium_driver import ChromiumDriver
+from .._base.driver import Driver
 from .._elements.chromium_element import ChromiumElement
 from .._elements.none_element import NoneElement
 from .._elements.session_element import SessionElement
@@ -34,7 +34,7 @@ class ChromiumBase(BasePage):
         self._browser: Browser = ...
         self._page: ChromiumPage = ...
         self.address: str = ...
-        self._driver: ChromiumDriver = ...
+        self._driver: Driver = ...
         self._frame_id: str = ...
         self._is_reading: bool = ...
         self._is_timeout: bool = ...
@@ -103,7 +103,7 @@ class ChromiumBase(BasePage):
     def title(self) -> str: ...
 
     @property
-    def driver(self) -> ChromiumDriver: ...
+    def driver(self) -> Driver: ...
 
     @property
     def url(self) -> str: ...
diff --git a/DrissionPage/_pages/chromium_frame.pyi b/DrissionPage/_pages/chromium_frame.pyi
index b7d6892..37df5a6 100644
--- a/DrissionPage/_pages/chromium_frame.pyi
+++ b/DrissionPage/_pages/chromium_frame.pyi
@@ -27,7 +27,7 @@ class ChromiumFrame(ChromiumBase):
         self.tab: ChromiumTab = ...
         self._tab_id: str = ...
         self._frame_ele: ChromiumElement = ...
-        self._backend_id: str = ...
+        self._backend_id: int = ...
         self._doc_ele: ChromiumElement = ...
         self._is_diff_domain: bool = ...
         self.doc_ele: ChromiumElement = ...
diff --git a/DrissionPage/_pages/chromium_page.py b/DrissionPage/_pages/chromium_page.py
index 61d9104..2c53511 100644
--- a/DrissionPage/_pages/chromium_page.py
+++ b/DrissionPage/_pages/chromium_page.py
@@ -37,7 +37,7 @@ class ChromiumPage(ChromiumBase):
 
     def _handle_options(self, addr_or_opts):
         """设置浏览器启动属性
-        :param addr_or_opts: 'ip:port'、ChromiumOptions、ChromiumDriver
+        :param addr_or_opts: 'ip:port'、ChromiumOptions、Driver
         :return: 返回浏览器地址
         """
         if not addr_or_opts:
diff --git a/DrissionPage/_pages/web_page.py b/DrissionPage/_pages/web_page.py
index 505f06d..a62d30c 100644
--- a/DrissionPage/_pages/web_page.py
+++ b/DrissionPage/_pages/web_page.py
@@ -19,7 +19,7 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         """初始化函数
         :param mode: 'd' 或 's'，即driver模式和session模式
         :param timeout: 超时时间，d模式时为寻找元素时间，s模式时为连接时间，默认10秒
-        :param chromium_options: ChromiumDriver对象，只使用s模式时应传入False
+        :param chromium_options: Driver对象，只使用s模式时应传入False
         :param session_or_options: Session对象或SessionOptions对象，只使用d模式时应传入False
         """
         chromium_options = chromium_options or driver_or_options
diff --git a/DrissionPage/_pages/web_page.pyi b/DrissionPage/_pages/web_page.pyi
index 6b238e4..a0b78d5 100644
--- a/DrissionPage/_pages/web_page.pyi
+++ b/DrissionPage/_pages/web_page.pyi
@@ -12,7 +12,7 @@ from .chromium_page import ChromiumPage
 from .chromium_tab import WebPageTab
 from .session_page import SessionPage
 from .._base.base import BasePage
-from .._base.chromium_driver import ChromiumDriver
+from .._base.driver import Driver
 from .._configs.chromium_options import ChromiumOptions
 from .._configs.session_options import SessionOptions
 from .._elements.chromium_element import ChromiumElement
@@ -162,9 +162,7 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
             -> Union[ChromiumElement, SessionElement, ChromiumFrame, str, None, List[Union[SessionElement, str]], List[
                 Union[ChromiumElement, str, ChromiumFrame]]]: ...
 
-    def _set_start_options(self, dr_opt: Union[ChromiumDriver, bool, None],
+    def _set_start_options(self, dr_opt: Union[Driver, bool, None],
                            se_opt: Union[Session, SessionOptions, bool, None]) -> None: ...
 
     def quit(self, timeout: float = 5, force: bool = True) -> None: ...
-
-    def _on_download_begin(self, **kwargs): ...
diff --git a/DrissionPage/_units/actions.pyi b/DrissionPage/_units/actions.pyi
index 3b6045c..982ead1 100644
--- a/DrissionPage/_units/actions.pyi
+++ b/DrissionPage/_units/actions.pyi
@@ -5,7 +5,7 @@
 """
 from typing import Union, Tuple, Any, Literal
 
-from .._base.chromium_driver import ChromiumDriver
+from .._base.driver import Driver
 from .._elements.chromium_element import ChromiumElement
 from .._pages.chromium_base import ChromiumBase
 
@@ -43,7 +43,7 @@ class Actions:
 
     def __init__(self, page: ChromiumBase):
         self.page: ChromiumBase = ...
-        self._dr: ChromiumDriver = ...
+        self._dr: Driver = ...
         self.modifier: int = ...
         self.curr_x: int = ...
         self.curr_y: int = ...
diff --git a/DrissionPage/_units/clicker.py b/DrissionPage/_units/clicker.py
index 943e49c..27d6719 100644
--- a/DrissionPage/_units/clicker.py
+++ b/DrissionPage/_units/clicker.py
@@ -17,7 +17,7 @@ class Clicker(object):
         """
         self._ele = ele
 
-    def __call__(self, by_js=None, timeout=1.5, wait_stop=True):
+    def __call__(self, by_js=False, timeout=1.5, wait_stop=True):
         """点击元素
         如果遇到遮挡，可选择是否用js点击
         :param by_js: 是否用js点击，为None时先用模拟点击，遇到遮挡改用js，为True时直接用js点击，为False时只用模拟点击
@@ -27,7 +27,7 @@ class Clicker(object):
         """
         return self.left(by_js, timeout, wait_stop)
 
-    def left(self, by_js=None, timeout=1.5, wait_stop=True):
+    def left(self, by_js=False, timeout=1.5, wait_stop=True):
         """点击元素，可选择是否用js点击
         :param by_js: 是否用js点击，为None时先用模拟点击，遇到遮挡改用js，为True时直接用js点击，为False时只用模拟点击
         :param timeout: 模拟点击的超时时间，等待元素可见、可用、进入视口
diff --git a/DrissionPage/_units/clicker.pyi b/DrissionPage/_units/clicker.pyi
index d62b99f..34286a9 100644
--- a/DrissionPage/_units/clicker.pyi
+++ b/DrissionPage/_units/clicker.pyi
@@ -3,7 +3,7 @@
 @Author  :   g1879
 @Contact :   g1879@qq.com
 """
-from typing import Union
+from typing import Union, Optional
 
 from .._elements.chromium_element import ChromiumElement
 
@@ -12,9 +12,9 @@ class Clicker(object):
     def __init__(self, ele: ChromiumElement):
         self._ele: ChromiumElement = ...
 
-    def __call__(self, by_js: Union[None, bool] = None, timeout: float = 1.5, wait_stop: bool = True) -> bool: ...
+    def __call__(self, by_js: Optional[bool] = False, timeout: float = 1.5, wait_stop: bool = True) -> bool: ...
 
-    def left(self, by_js: Union[None, bool] = None, timeout: float = 1.5, wait_stop: bool = True) -> bool: ...
+    def left(self, by_js: Optional[bool] = False, timeout: float = 1.5, wait_stop: bool = True) -> bool: ...
 
     def right(self) -> None: ...
 
diff --git a/DrissionPage/_units/cookies_setter.py b/DrissionPage/_units/cookies_setter.py
new file mode 100644
index 0000000..160077e
--- /dev/null
+++ b/DrissionPage/_units/cookies_setter.py
@@ -0,0 +1,64 @@
+# -*- coding:utf-8 -*-
+from http.cookiejar import Cookie
+
+from .._functions.web import set_browser_cookies, set_session_cookies
+
+
+class CookiesSetter(object):
+    def __init__(self, page):
+        self._page = page
+
+    def __call__(self, cookies):
+        """设置一个或多个cookie
+        :param cookies: cookies信息
+        :return: None
+        """
+        if (isinstance(cookies, dict) and 'name' in cookies and 'value' in cookies) or isinstance(cookies, Cookie):
+            cookies = [cookies]
+        set_browser_cookies(self._page, cookies)
+
+    def remove(self, name, url=None, domain=None, path=None):
+        """删除一个cookie
+        :param name: cookie的name字段
+        :param url: cookie的url字段，可选
+        :param domain: cookie的domain字段，可选
+        :param path: cookie的path字段，可选
+        :return: None
+        """
+        d = {'name': name}
+        if url is not None:
+            d['url'] = url
+        if domain is not None:
+            d['domain'] = domain
+        if path is not None:
+            d['path'] = path
+        self._page.run_cdp('Network.deleteCookies', **d)
+
+    def clear(self):
+        """清除cookies"""
+        self._page.run_cdp('Network.clearBrowserCookies')
+
+
+class SessionCookiesSetter(object):
+    def __init__(self, page):
+        self._page = page
+
+    def __call__(self, cookies):
+        """设置多个cookie，注意不要传入单个
+        :param cookies: cookies信息
+        :return: None
+        """
+        if (isinstance(cookies, dict) and 'name' in cookies and 'value' in cookies) or isinstance(cookies, Cookie):
+            cookies = [cookies]
+        set_session_cookies(self._page.session, cookies)
+
+    def remove(self, name):
+        """删除一个cookie
+        :param name: cookie的name字段
+        :return: None
+        """
+        self._page.session.cookies.set(name, None)
+
+    def clear(self):
+        """清除cookies"""
+        self._page.session.cookies.clear()
diff --git a/DrissionPage/_units/cookies_setter.pyi b/DrissionPage/_units/cookies_setter.pyi
new file mode 100644
index 0000000..4bfc3e9
--- /dev/null
+++ b/DrissionPage/_units/cookies_setter.pyi
@@ -0,0 +1,30 @@
+# -*- coding:utf-8 -*-
+from http.cookiejar import Cookie
+from typing import Union
+
+from requests.cookies import RequestsCookieJar
+
+from .._pages.session_page import SessionPage
+from .._pages.chromium_base import ChromiumBase
+
+
+class CookiesSetter(object):
+    def __init__(self, page: ChromiumBase):
+        self._page: ChromiumBase = ...
+
+    def __call__(self, cookies: Union[RequestsCookieJar, Cookie, list, tuple, str, dict]) -> None: ...
+
+    def remove(self, name: str, url: str = None, domain: str = None, path: str = None) -> None: ...
+
+    def clear(self) -> None: ...
+
+
+class SessionCookiesSetter(object):
+    def __init__(self, page: SessionPage):
+        self._page: SessionPage = ...
+
+    def __call__(self, cookies: Union[RequestsCookieJar, Cookie, list, tuple, str, dict]) -> None: ...
+
+    def remove(self, name: str) -> None: ...
+
+    def clear(self) -> None: ...
diff --git a/DrissionPage/_units/listener.py b/DrissionPage/_units/listener.py
index 830f3c1..d18759f 100644
--- a/DrissionPage/_units/listener.py
+++ b/DrissionPage/_units/listener.py
@@ -11,7 +11,7 @@ from time import perf_counter, sleep
 
 from requests.structures import CaseInsensitiveDict
 
-from .._base.chromium_driver import ChromiumDriver
+from .._base.driver import Driver
 from .._functions.settings import Settings
 from ..errors import WaitTimeoutError
 
@@ -84,7 +84,7 @@ class Listener(object):
         if self.listening:
             return
 
-        self._driver = ChromiumDriver(self._target_id, 'page', self._address)
+        self._driver = Driver(self._target_id, 'page', self._address)
         self._driver.run('Network.enable')
 
         self._set_callback()
@@ -222,7 +222,7 @@ class Listener(object):
             debug = self._driver._debug
             self._driver.stop()
         if self.listening:
-            self._driver = ChromiumDriver(self._target_id, 'page', self._address)
+            self._driver = Driver(self._target_id, 'page', self._address)
             self._driver._debug = debug
             self._driver.run('Network.enable')
             self._set_callback()
diff --git a/DrissionPage/_units/listener.pyi b/DrissionPage/_units/listener.pyi
index d38d8be..c281c68 100644
--- a/DrissionPage/_units/listener.pyi
+++ b/DrissionPage/_units/listener.pyi
@@ -8,7 +8,7 @@ from typing import Union, Dict, List, Iterable, Tuple, Optional
 
 from requests.structures import CaseInsensitiveDict
 
-from .._base.chromium_driver import ChromiumDriver
+from .._base.driver import Driver
 from .._pages.chromium_base import ChromiumBase
 from .._pages.chromium_frame import ChromiumFrame
 
@@ -22,7 +22,7 @@ class Listener(object):
         self._method: set = ...
         self._caught: Queue = ...
         self._is_regex: bool = ...
-        self._driver: ChromiumDriver = ...
+        self._driver: Driver = ...
         self._request_ids: dict = ...
         self._extra_info_ids: dict = ...
         self.listening: bool = ...
diff --git a/DrissionPage/_units/selector.py b/DrissionPage/_units/selector.py
index 0c168e6..8d945d2 100644
--- a/DrissionPage/_units/selector.py
+++ b/DrissionPage/_units/selector.py
@@ -251,7 +251,7 @@ class SelectElement(object):
         :return: None
         """
         if isinstance(option, (list, tuple, set)):
-            if not self.is_multi:
+            if not self.is_multi and len(option) > 1:
                 raise TypeError("只能对多项选框执行多选。")
             for o in option:
                 o.run_js(f'this.selected={mode};')
diff --git a/DrissionPage/_units/setter.py b/DrissionPage/_units/setter.py
index 7d5486b..5c27059 100644
--- a/DrissionPage/_units/setter.py
+++ b/DrissionPage/_units/setter.py
@@ -7,8 +7,8 @@ from pathlib import Path
 
 from requests.structures import CaseInsensitiveDict
 
+from .cookies_setter import SessionCookiesSetter, CookiesSetter
 from .._functions.tools import show_or_hide_browser
-from .._functions.web import set_browser_cookies, set_session_cookies
 
 
 class BasePageSetter(object):
@@ -28,6 +28,7 @@ class BasePageSetter(object):
 class ChromiumBaseSetter(BasePageSetter):
     def __init__(self, page):
         super().__init__(page)
+        self._cookies_setter = None
 
     @property
     def load_mode(self):
@@ -39,6 +40,13 @@ class ChromiumBaseSetter(BasePageSetter):
         """返回用于设置页面滚动设置的对象"""
         return PageScrollSetter(self._page.scroll)
 
+    @property
+    def cookies(self):
+        """返回用于设置cookies的对象"""
+        if self._cookies_setter is None:
+            self._cookies_setter = CookiesSetter(self._page)
+        return self._cookies_setter
+
     def retry_times(self, times):
         """设置连接失败重连次数"""
         self._page.retry_times = times
@@ -108,23 +116,6 @@ class ChromiumBaseSetter(BasePageSetter):
                                key=item, value=value)
         self._page.run_cdp_loaded('DOMStorage.disable')
 
-    def cookie(self, cookie):
-        """设置单个cookie
-        :param cookie: cookie信息
-        :return: None
-        """
-        if isinstance(cookie, str):
-            self.cookies(cookie)
-        else:
-            self.cookies([cookie])
-
-    def cookies(self, cookies):
-        """设置多个cookie，注意不要传入单个
-        :param cookies: cookies信息
-        :return: None
-        """
-        set_browser_cookies(self._page, cookies)
-
     def upload_files(self, files):
         """等待上传的文件路径
         :param files: 文件路径列表或字符串，字符串时多个文件用回车分隔
@@ -233,6 +224,14 @@ class SessionPageSetter(BasePageSetter):
         :param page: SessionPage对象
         """
         super().__init__(page)
+        self._cookies_setter = None
+
+    @property
+    def cookies(self):
+        """返回用于设置cookies的对象"""
+        if self._cookies_setter is None:
+            self._cookies_setter = SessionCookiesSetter(self._page)
+        return self._cookies_setter
 
     def retry_times(self, times):
         """设置连接失败时重连次数"""
@@ -270,23 +269,6 @@ class SessionPageSetter(BasePageSetter):
         if self._page.response:
             self._page.response.encoding = encoding
 
-    def cookie(self, cookie):
-        """为Session对象设置单个cookie
-        :param cookie: cookie信息
-        :return: None
-        """
-        if isinstance(cookie, str):
-            self.cookies(cookie)
-        else:
-            self.cookies([cookie])
-
-    def cookies(self, cookies):
-        """为Session对象设置多个cookie，注意不要传入单个
-        :param cookies: cookies信息
-        :return: None
-        """
-        set_session_cookies(self._page.session, cookies)
-
     def headers(self, headers):
         """设置通用的headers
         :param headers: dict形式的headers
diff --git a/DrissionPage/_units/setter.pyi b/DrissionPage/_units/setter.pyi
index 582e1af..415decb 100644
--- a/DrissionPage/_units/setter.pyi
+++ b/DrissionPage/_units/setter.pyi
@@ -3,14 +3,13 @@
 @Author  :   g1879
 @Contact :   g1879@qq.com
 """
-from http.cookiejar import Cookie
 from pathlib import Path
 from typing import Union, Tuple, Literal, Any, Optional
 
 from requests.adapters import HTTPAdapter
 from requests.auth import HTTPBasicAuth
-from requests.cookies import RequestsCookieJar
 
+from .cookies_setter import SessionCookiesSetter, CookiesSetter
 from .scroller import PageScroller
 from .._base.base import BasePage
 from .._elements.chromium_element import ChromiumElement
@@ -34,6 +33,7 @@ class BasePageSetter(object):
 class ChromiumBaseSetter(BasePageSetter):
     def __init__(self, page):
         self._page: ChromiumBase = ...
+        self._cookies_setter: CookiesSetter = ...
 
     @property
     def load_mode(self) -> LoadMode: ...
@@ -41,6 +41,9 @@ class ChromiumBaseSetter(BasePageSetter):
     @property
     def scroll(self) -> PageScrollSetter: ...
 
+    @property
+    def cookies(self) -> CookiesSetter: ...
+
     def retry_times(self, times: int) -> None: ...
 
     def retry_interval(self, interval: float) -> None: ...
@@ -53,10 +56,6 @@ class ChromiumBaseSetter(BasePageSetter):
 
     def local_storage(self, item: str, value: Union[str, bool]) -> None: ...
 
-    def cookie(self, cookies: Union[RequestsCookieJar, str, dict]) -> None: ...
-
-    def cookies(self, cookies: Union[RequestsCookieJar, list, tuple, str, dict]) -> None: ...
-
     def headers(self, headers: dict) -> None: ...
 
     def auto_handle_alert(self, on_off: bool = True, accept: bool = True) -> None: ...
@@ -93,6 +92,10 @@ class ChromiumPageSetter(TabSetter):
 class SessionPageSetter(BasePageSetter):
     def __init__(self, page: SessionPage):
         self._page: SessionPage = ...
+        self._cookies_setter: SessionCookiesSetter = ...
+
+    @property
+    def cookies(self) -> SessionCookiesSetter: ...
 
     def retry_times(self, times: int) -> None: ...
 
@@ -104,10 +107,6 @@ class SessionPageSetter(BasePageSetter):
 
     def encoding(self, encoding: Optional[str, None], set_all: bool = True) -> None: ...
 
-    def cookie(self, cookie: Union[Cookie, str, dict]) -> None: ...
-
-    def cookies(self, cookies: Union[RequestsCookieJar, list, tuple, str, dict]) -> None: ...
-
     def headers(self, headers: dict) -> None: ...
 
     def header(self, attr: str, value: str) -> None: ...
diff --git a/DrissionPage/_units/states.py b/DrissionPage/_units/states.py
index f1744f9..8294fab 100644
--- a/DrissionPage/_units/states.py
+++ b/DrissionPage/_units/states.py
@@ -61,18 +61,14 @@ class ElementStates(object):
 
     @property
     def is_covered(self):
-        """返回元素是否被覆盖，与是否在视口中无关"""
+        """返回元素是否被覆盖，与是否在视口中无关，如被覆盖返回覆盖元素的backend id，否则返回False"""
         lx, ly = self._ele.rect.click_point
         try:
-            r = self._ele.page.run_cdp('DOM.getNodeForLocation', x=lx, y=ly)
+            bid = self._ele.page.run_cdp('DOM.getNodeForLocation', x=lx, y=ly).get('backendNodeId')
+            return bid if bid != self._ele._backend_id else False
         except CDPError:
             return False
 
-        if r.get('backendNodeId') != self._ele._backend_id:
-            return True
-
-        return False
-
     @property
     def has_rect(self):
         """返回元素是否拥有位置和大小，没有返回False，有返回四个角在页面中坐标组成的列表"""
diff --git a/DrissionPage/_units/states.pyi b/DrissionPage/_units/states.pyi
index fa8888c..dcd57e5 100644
--- a/DrissionPage/_units/states.pyi
+++ b/DrissionPage/_units/states.pyi
@@ -3,7 +3,7 @@
 @Author  :   g1879
 @Contact :   g1879@qq.com
 """
-from typing import Union, Tuple, List, Optional
+from typing import Union, Tuple, List, Optional, Literal
 
 from .._elements.chromium_element import ShadowRoot, ChromiumElement
 from .._pages.chromium_base import ChromiumBase
@@ -36,7 +36,7 @@ class ElementStates(object):
     def is_whole_in_viewport(self) -> bool: ...
 
     @property
-    def is_covered(self) -> bool: ...
+    def is_covered(self) -> Union[Literal[False], int]: ...
 
     @property
     def has_rect(self) -> Union[bool, List[Tuple[float, float]]]: ...