diff --git a/Plain Craft Launcher 2/Application.xaml.vb b/Plain Craft Launcher 2/Application.xaml.vb
index acb8bee..1405bae 100644
--- a/Plain Craft Launcher 2/Application.xaml.vb	
+++ b/Plain Craft Launcher 2/Application.xaml.vb	
@@ -118,7 +118,6 @@ WaitRetry:
             ToolTipService.VerticalOffsetProperty.OverrideMetadata(GetType(DependencyObject), New FrameworkPropertyMetadata(4.0))
             '设置网络配置默认值
             ServicePointManager.Expect100Continue = False
-            ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3 Or SecurityProtocolType.Tls Or SecurityProtocolType.Tls11 Or SecurityProtocolType.Tls12
             ServicePointManager.DefaultConnectionLimit = 10000
             ServicePointManager.UseNagleAlgorithm = False
             ServicePointManager.EnableDnsRoundRobin = True