diff --git a/Library/Driver.py b/Library/Driver.py
index e072df0..196dd88 100644
--- a/Library/Driver.py
+++ b/Library/Driver.py
@@ -39,7 +39,6 @@ DriverChoose = _root_webdriver.Chrome
 if SELENIUM_BROWSER_CHOOSE:
     exec('DriverChoose=_root_webdriver.%s' % (SELENIUM_BROWSER_CHOOSE or 'Chrome').capitalize())
 
-os.environ['TERM'] = 'screen'
 
 class BrowserMobileEmulation(dict):
     """
@@ -180,6 +179,7 @@ class Browser(DriverChoose):
             display.start()
             options.add_argument('--no-sandbox')
             options.add_argument('--disable-gpu')
+            options.add_argument('--mute-audio=true')
         # Set language of browser, default is zh-CN.
         if lang:
             options.add_argument('--lang=%s' % (lang or 'zh-CN'))