diff --git a/src/components/plugins/QvPluginHost.cpp b/src/components/plugins/QvPluginHost.cpp
index ef421ef9..4f899e94 100644
--- a/src/components/plugins/QvPluginHost.cpp
+++ b/src/components/plugins/QvPluginHost.cpp
@@ -63,11 +63,8 @@ namespace Qv2ray::components::plugins
                     info.errorMessage = tr("This plugin was built against an incompactable version of Qv2ray Plugin Interface.") + NEWLINE +
                                         QObject::tr("Please contact the plugin provider or report the issue to Qv2ray Workgroup.");
                 }
-
-                connect(dynamic_cast<QObject *>(info.pluginInterface), SIGNAL(PluginLog(const QString &)), this,
-                        SLOT(QvPluginLog(const QString &)));
-                connect(dynamic_cast<QObject *>(info.pluginInterface), SIGNAL(PluginErrorMessageBox(const QString &)), this,
-                        SLOT(QvPluginMessageBox(const QString &)));
+                connect(plugin, SIGNAL(PluginLog(const QString &)), this, SLOT(QvPluginLog(const QString &)));
+                connect(plugin, SIGNAL(PluginErrorMessageBox(const QString &)), this, SLOT(QvPluginMessageBox(const QString &)));
                 LOG(MODULE_PLUGINHOST, "Loaded plugin: \"" + info.metadata.Name + "\" made by: \"" + info.metadata.Author + "\"")
                 plugins.insert(info.metadata.InternalName, info);
             }
diff --git a/src/components/plugins/interface b/src/components/plugins/interface
index 79632b01..95f4540a 160000
--- a/src/components/plugins/interface
+++ b/src/components/plugins/interface
@@ -1 +1 @@
-Subproject commit 79632b01f48bbfff9404af740f10e543d77bb0a3
+Subproject commit 95f4540ac3b8e32b6bc7251212d4aee2182f9740
diff --git a/src/components/proxy/QvProxyConfigurator.cpp b/src/components/proxy/QvProxyConfigurator.cpp
index c1bb628b..64fb6d4f 100644
--- a/src/components/proxy/QvProxyConfigurator.cpp
+++ b/src/components/proxy/QvProxyConfigurator.cpp
@@ -1,6 +1,7 @@
 #include "QvProxyConfigurator.hpp"
 
 #include "common/QvHelpers.hpp"
+#include "components/plugins/QvPluginHost.hpp"
 #ifdef Q_OS_WIN
     #include <WinInet.h>
     #include <Windows.h>
@@ -234,21 +235,6 @@ namespace Qv2ray::components::proxy
         {
             LOG(MODULE_PROXY, "KDE detected")
         }
-        //
-        //        if (usePAC)
-        //        {
-        //            actions << QString("gsettings set org.gnome.system.proxy autoconfig-url '%1'").arg(address);
-        //            if (isKDE)
-        //            {
-        //                actions << QString("kwriteconfig5  --file " + QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) +
-        //                                   "/kioslaverc --group \"Proxy Settings\" --key ProxyType 2");
-
-        //                actions << QString("kwriteconfig5  --file " + QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) +
-        //                                   "/kioslaverc --group \"Proxy Settings\" --key \"Proxy Config Script\" " + address);
-        //            }
-        //        }
-        //        else
-        //        {
         if (isKDE)
         {
             actions << QString("kwriteconfig5  --file " + QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) +
@@ -309,13 +295,6 @@ namespace Qv2ray::components::proxy
         {
             LOG(MODULE_PROXY, "Setting proxy for interface: " + service)
 
-            //            if (usePAC)
-            //            {
-            //                QProcess::execute("/usr/sbin/networksetup -setautoproxystate " + service + " on");
-            //                QProcess::execute("/usr/sbin/networksetup -setautoproxyurl " + service + " " + address);
-            //            }
-            //            else
-            //            {
             if (hasHTTP)
             {
                 QProcess::execute("/usr/sbin/networksetup -setwebproxystate " + service + " on");
@@ -329,10 +308,17 @@ namespace Qv2ray::components::proxy
                 QProcess::execute("/usr/sbin/networksetup -setsocksfirewallproxystate " + service + " on");
                 QProcess::execute("/usr/sbin/networksetup -setsocksfirewallproxy " + service + " " + address + " " + QSTRN(socksPort));
             }
-            //            }
         }
 
 #endif
+        //
+        // Trigger plugin events
+        QMap<QvSystemProxyType, int> portSettings;
+        if (hasHTTP)
+            portSettings.insert(QvSystemProxyType::SystemProxy_HTTP, httpPort);
+        if (hasSOCKS)
+            portSettings.insert(QvSystemProxyType::SystemProxy_SOCKS, socksPort);
+        PluginHost->Send_SystemProxyEvent(QvSystemProxyEventObject{ portSettings, QvSystemProxyStateType::SystemProxyState_SetProxy });
     }
 
     void ClearSystemProxy()
@@ -386,5 +372,8 @@ namespace Qv2ray::components::proxy
         }
 
 #endif
+        //
+        // Trigger plugin events
+        PluginHost->Send_SystemProxyEvent(QvSystemProxyEventObject{ {}, QvSystemProxyStateType::SystemProxyState_ClearProxy });
     }
 } // namespace Qv2ray::components::proxy