diff --git a/DrissionPage/__init__.py b/DrissionPage/__init__.py
index a241082..4a88739 100644
--- a/DrissionPage/__init__.py
+++ b/DrissionPage/__init__.py
@@ -14,4 +14,4 @@ from ._pages.chromium_page import ChromiumPage
 from ._pages.mix_page import MixPage
 from ._pages.mix_page import MixPage as WebPage
 
-__version__ = '4.1.0.0b9'
+__version__ = '4.1.0.0b10'
diff --git a/DrissionPage/_base/driver.py b/DrissionPage/_base/driver.py
index 22b2b31..bf2916b 100644
--- a/DrissionPage/_base/driver.py
+++ b/DrissionPage/_base/driver.py
@@ -15,7 +15,7 @@ from websocket import (WebSocketTimeoutException, WebSocketConnectionClosedExcep
                        WebSocketException, WebSocketBadStatusException)
 
 from .._functions.settings import Settings
-from ..errors import PageDisconnectedError
+from ..errors import PageDisconnectedError, BrowserConnectError
 
 
 class Driver(object):
@@ -206,6 +206,8 @@ class Driver(object):
                 raise RuntimeError('请升级websocket-client库。')
             else:
                 return
+        except ConnectionRefusedError:
+            raise BrowserConnectError('浏览器未开启或已关闭。')
         self._recv_th.start()
         self._handle_event_th.start()
         return True
diff --git a/DrissionPage/_configs/chromium_options.py b/DrissionPage/_configs/chromium_options.py
index 0d7bed9..bec890e 100644
--- a/DrissionPage/_configs/chromium_options.py
+++ b/DrissionPage/_configs/chromium_options.py
@@ -214,14 +214,14 @@ class ChromiumOptions(object):
         :param value: 设置项名，有值的设置项传入设置名称即可
         :return: 当前对象
         """
-        del_list = []
+        elements_to_delete = [arg for arg in self._arguments if arg == value or arg.startswith(f'{value}=')]
+        if not elements_to_delete:
+            return self
 
-        for argument in self._arguments:
-            if argument == value or argument.startswith(f'{value}='):
-                del_list.append(argument)
-
-        for del_arg in del_list:
-            self._arguments.remove(del_arg)
+        if len(elements_to_delete) == 1:
+            self._arguments.remove(elements_to_delete[0])
+        else:
+            self._arguments = [arg for arg in self._arguments if arg not in elements_to_delete]
 
         return self