diff --git a/CMakeLists.txt b/CMakeLists.txt
index 16195e6..2d73f80 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,8 +21,6 @@ enable_language("RC")
 add_executable(ZJUConnectForWindows WIN32
         main.cpp
         mainwindow.cpp
-        l2tpmode.cpp
-        webloginmode.cpp
         zjuconnectmode.cpp
         zjuconnectcontroller/zjuconnectcontroller.cpp
         portforwardingwindow/portforwardingwindow.cpp
diff --git a/l2tpmode.cpp b/l2tpmode.cpp
deleted file mode 100644
index ac8260e..0000000
--- a/l2tpmode.cpp
+++ /dev/null
@@ -1,263 +0,0 @@
-#include <QMessageBox>
-#include <QTimer>
-
-#include "mainwindow.h"
-#include "ui_mainwindow.h"
-#include "utils/utils.h"
-
-void MainWindow::setModeToL2tp()
-{
-    mode = "有线网 L2TP";
-
-    clearLog();
-
-    networkDetector->start();
-
-    ui->interfaceLabel->hide();
-    ui->refreshInterfaceButton->hide();
-    ui->interfaceComboBox->hide();
-    ui->tunCheckBox->hide();
-
-    // 清除系统代理
-    if (isSystemProxySet)
-    {
-        Utils::clearSystemProxy();
-        isSystemProxySet = false;
-        addLog("已清除系统代理设置");
-    }
-
-    disconnect(ui->pushButton1, &QPushButton::clicked, nullptr, nullptr);
-
-    if (!isL2tpLinked)
-    {
-        ui->pushButton1->setText("连接 L2TP");
-    }
-    else
-    {
-        ui->pushButton1->setText("断开 L2TP");
-    }
-
-    ui->pushButton1->setEnabled(false);
-
-    disconnect(ui->pushButton2, &QPushButton::clicked, nullptr, nullptr);
-    ui->pushButton2->hide();
-
-    addLog("工作模式设置为：有线网 L2TP");
-
-    // 检查是否存在 VPN
-    disconnect(processForL2tp, &QProcess::finished, nullptr, nullptr);
-    connect(processForL2tp, &QProcess::finished, this, [&]()
-    {
-        QString output = Utils::ConsoleOutputToQString(processForL2tp->readAllStandardOutput()).trimmed();
-        if (output.isEmpty())
-        {
-            addLog("警告：在系统中未发现 VPN 配置！请使用高级 - 创建 L2TP VPN 创建 VPN");
-        }
-        else
-        {
-            QString line;
-            QTextStream stream(&output);
-
-            bool isVpnInSettingsExist = false;
-
-            while (!stream.atEnd())
-            {
-                line = stream.readLine();
-                if (line.contains("Name") && line.contains(settings->value("L2TP/Name", "ZJUVPN").toString()))
-                {
-                    auto vpnName = line.split(":")[1].trimmed();
-                    if (vpnName == settings->value("L2TP/Name", "ZJUVPN").toString())
-                    {
-                        isVpnInSettingsExist = true;
-                        break;
-                    }
-                }
-            }
-
-            if (!isVpnInSettingsExist)
-            {
-                addLog(
-                    "警告：在系统中未发现名称为 "
-                    + settings->value("L2TP/Name", "ZJUVPN").toString()
-                    + " 的 VPN，请在设置中修改 VPN 名称"
-                );
-            }
-        }
-
-        ui->pushButton1->setEnabled(true);
-
-        emit SetModeFinished();
-    });
-
-    processForL2tp->start("powershell", QStringList() << "-command" << "Get-VpnConnection");
-
-    connect(ui->pushButton1, &QPushButton::clicked,
-            [&]()
-            {
-                ui->pushButton1->setEnabled(false);
-                ui->modeComboBox->setEnabled(false);
-                ui->createL2tpAction->setEnabled(false);
-
-                QString l2tpName = settings->value("L2TP/Name", "ZJUVPN").toString();
-                if (l2tpName.isEmpty())
-                {
-                    QMessageBox::critical(this, "错误", "L2TP VPN 名称不能为空");
-                    return;
-                }
-
-                if (!isL2tpLinked)
-                {
-                    if (settings->value("Common/Username", "").toString().isEmpty())
-                    {
-                        QMessageBox::critical(this, "错误", "用户名不能为空");
-                        return;
-                    }
-
-                    if (QByteArray::fromBase64(settings->value("Common/Password", "").toString().toUtf8()).isEmpty())
-                    {
-                        QMessageBox::critical(this, "错误", "密码不能为空");
-                        return;
-                    }
-
-                    disconnect(processForL2tp, &QProcess::finished, nullptr, nullptr);
-                    connect(processForL2tp, &QProcess::finished, this, [&]()
-                    {
-                        QString output = Utils::ConsoleOutputToQString(processForL2tp->readAllStandardOutput()).trimmed();
-                        if (output.contains("命令已完成") || output.contains("Command completed successfully"))
-                        {
-                            isL2tpLinked = true;
-                            ui->pushButton1->setText("断开 L2TP");
-                            addLog("连接成功！");
-                            showNotification("有线网 L2TP", "连接成功！");
-
-                            if (settings->value("L2TP/AutoReconnect", false).toBool())
-                            {
-                                l2tpCheckTimer = new QTimer(this);
-                                connect(l2tpCheckTimer, &QTimer::timeout, this, [&]()
-                                {
-                                    disconnect(processForL2tpCheck, &QProcess::finished, nullptr, nullptr);
-                                    connect(processForL2tpCheck, &QProcess::finished, this, [&]()
-                                    {
-                                        QString output = Utils::ConsoleOutputToQString(
-                                            processForL2tpCheck->readAllStandardOutput()
-                                        ).trimmed();
-                                        if (output.contains("(0%") && !output.contains("unreachable") &&
-                                            !output.contains("无法"))
-                                        {
-                                            addLog("自动检测结果：L2TP VPN 连接正常");
-                                        }
-                                        else
-                                        {
-                                            addLog("自动检测结果：L2TP VPN 连接异常，正在重连...");
-                                            showNotification(
-                                                "有线网 L2TP",
-                                                "自动检测结果：L2TP VPN 连接异常，正在重连...",
-                                                QSystemTrayIcon::MessageIcon::Warning
-                                            );
-                                            isL2tpReconnecting = true;
-                                            ui->pushButton1->click();
-                                        }
-                                    });
-
-                                    processForL2tpCheck->start(
-                                        "ping",
-                                        QStringList()
-                                            << "-n"
-                                            << "1"
-                                            << settings->value("L2TP/CheckIp", "223.5.5.5").toString()
-                                    );
-                                });
-
-                                l2tpCheckTimer->start(settings->value("L2TP/CheckTime", 600).toInt() * 1000);
-                            }
-                        }
-                        else
-                        {
-                            addLog("连接失败！");
-
-                            if (output.contains("623"))
-                            {
-                                output = "请检查 VPN 名称是否设置正确\n"
-                                         "如果你没有创建过 VPN，请使用高级-创建 L2TP VPN\n"
-                                         "如果你创建过 VPN，请打开系统设置-网络-VPN，将 VPN 名称填写在本软件设置-L2TP 中\n"
-                                         "详细信息为：\n" + output;
-                            }
-                            else if (output.contains("691"))
-                            {
-                                output = "请检查设置中的网络账号和密码是否设置正确！\n详细信息为：\n" + output;
-                            }
-                            else if (output.contains("789"))
-                            {
-                                output = "连接失败！这个问题通常是注册表造成的\n"
-                                         "建议删除现有 VPN，然后使用高级-创建 L2TP VPN\n"
-                                         "如果您刚刚使用本程序创建了 VPN，请重启电脑\n详细信息为：\n" + output;
-                            }
-                            else if (output.contains("868"))
-                            {
-                                output = "请检查系统 DNS 是否设置正确！\n详细信息为：\n" + output;
-                            }
-
-                            addLog(output);
-                            ui->modeComboBox->setEnabled(true);
-                            ui->createL2tpAction->setEnabled(true);
-                            QMessageBox::critical(this, "错误", output);
-                        }
-
-                        ui->pushButton1->setEnabled(true);
-                    });
-
-                    processForL2tp->start(
-                        "rasdial",
-                        QStringList()
-                            << l2tpName
-                            << settings->value("Common/Username").toString()
-                            << QByteArray::fromBase64(settings->value("Common/Password").toString().toUtf8())
-                    );
-
-                    addLog("正在连接 L2TP VPN: " + l2tpName);
-                }
-                else
-                {
-                    if (l2tpCheckTimer != nullptr)
-                    {
-                        disconnect(processForL2tpCheck, &QProcess::finished, nullptr, nullptr);
-                        l2tpCheckTimer->stop();
-                        delete l2tpCheckTimer;
-                        l2tpCheckTimer = nullptr;
-                    }
-
-                    disconnect(processForL2tp, &QProcess::finished, nullptr, nullptr);
-                    connect(processForL2tp, &QProcess::finished, this, [&]()
-                    {
-                        QString output = Utils::ConsoleOutputToQString(processForL2tp->readAllStandardOutput());
-                        if (output.contains("命令已完成") || output.contains("Command completed successfully"))
-                        {
-                            isL2tpLinked = false;
-
-                            ui->pushButton1->setText("连接 L2TP");
-                            addLog("断开成功！");
-                        }
-                        else
-                        {
-                            addLog("断开失败！");
-                            addLog(output);
-                            QMessageBox::critical(this, "错误", output);
-                        }
-
-                        ui->pushButton1->setEnabled(true);
-                        ui->modeComboBox->setEnabled(true);
-                        ui->createL2tpAction->setEnabled(true);
-
-                        if (isL2tpReconnecting)
-                        {
-                            isL2tpReconnecting = false;
-                            ui->pushButton1->click();
-                        }
-                    });
-
-                    processForL2tp->start("rasdial", QStringList() << l2tpName << "/DISCONNECT");
-
-                    addLog("正在断开 L2TP VPN: " + l2tpName);
-                }
-            });
-}
diff --git a/main.cpp b/main.cpp
index 45ad936..9a92f12 100644
--- a/main.cpp
+++ b/main.cpp
@@ -7,7 +7,7 @@
 int main(int argc, char *argv[])
 {
     SingleApplication app(argc, argv);
-    QApplication::setApplicationName("ZJU Connect for Windows");
+    QApplication::setApplicationName("HITsz Connect for Windows");
     QApplication::setApplicationVersion("1.1.2");
 
     MainWindow mainWindow;
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 03bb857..08e3bdc 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -109,260 +109,6 @@ MainWindow::MainWindow(QWidget *parent) :
                 settingWindow->show();
             });
 
-    // 高级-创建 L2TP VPN
-    connect(ui->createL2tpAction, &QAction::triggered,
-            [&]()
-            {
-                QMessageBox messageBox(this);
-                messageBox.setWindowTitle("创建 L2TP VPN");
-                messageBox.setText(
-                    "是否创建名称为 "
-                    + settings->value("L2TP/Name", "ZJUVPN").toString()
-                    + " 的 L2TP VPN？\n要创建的 VPN 名称可在设置中更改\n在创建过程中会请求管理员权限"
-                );
-
-                messageBox.addButton(QMessageBox::Yes)->setText("是");
-                messageBox.addButton(QMessageBox::No)->setText("否");
-                messageBox.setDefaultButton(QMessageBox::Yes);
-
-                if (messageBox.exec() == QMessageBox::Yes)
-                {
-                    disconnect(process, &QProcess::finished, nullptr, nullptr);
-                    connect(process, &QProcess::finished, this, [&]()
-                    {
-                        QString output = Utils::ConsoleOutputToQString(process->readAllStandardError());
-                        if (!output.contains("Add-VpnConnection"))
-                        {
-                            HINSTANCE hInstance = ShellExecute(
-                                nullptr,
-                                L"runas",
-                                L"cmd.exe",
-                                L"/c reg add \"HKLM\\System\\CurrentControlSet\\Services\\Rasman\\Parameters\" /v ProhibitIpSec /t REG_DWORD /d 0x1 /f",
-                                nullptr,
-                                SW_HIDE
-                            );
-
-                            if (hInstance > (HINSTANCE) 32)
-                            {
-                                addLog("创建 L2TP VPN 成功！");
-
-                                QMessageBox::information(
-                                    this,
-                                    "提示",
-                                    "创建成功！\n如果这是您第一次创建 L2TP VPN，请重启电脑"
-                                );
-                            }
-                            else
-                            {
-                                addLog("创建 L2TP VPN 成功，但添加注册表项失败！");
-
-                                QMessageBox::critical(
-                                    this,
-                                    "错误",
-                                    "创建 VPN 成功，但添加注册表项失败！\n这可能是您拒绝了权限请求导致的\n请打开系统设置-网络-VPN，删除存在的 VPN 后重试"
-                                );
-                            }
-                        }
-                        else
-                        {
-                            addLog("创建 L2TP VPN 失败！");
-                            addLog(output);
-                            QMessageBox::critical(
-                                this,
-                                "错误",
-                                "创建失败！请检查是否已存在同名 VPN。详细信息：\n" + output
-                            );
-                        }
-                    });
-
-                    process->start(
-                        "powershell",
-                        QStringList()
-                            << "-command"
-                            << "Add-VpnConnection"
-                            << "-Name"
-                            << '"' + settings->value("L2TP/Name", "ZJUVPN").toString() + '"'
-                            << "-ServerAddress"
-                            << "lns.zju.edu.cn"
-                            << "-TunnelType"
-                            << "L2tp"
-                            << "-EncryptionLevel"
-                            << "Optional"
-                            << "-AuthenticationMethod"
-                            << "('Chap','MSChapv2')"
-                            << "-RememberCredential"
-                    );
-                }
-            });
-
-    // 高级-静态路由-设置静态路由
-    connect(ui->setRouteAction, &QAction::triggered,
-            [&]()
-            {
-                connect(networkDetector, &NetworkDetector::finished, this,
-                        [&](const NetworkDetectResult &result)
-                        {
-                            disconnect(networkDetector, &NetworkDetector::finished, this, nullptr);
-                            networkDetectResult = result;
-
-                            if (!networkDetectResult.isZjuLan)
-                            {
-                                QMessageBox::critical(
-                                    this, "错误",
-                                    "未检测到 ZJU 有线网，无法设置静态路由！\n如果你正在使用路由器，请在路由器端设置静态路由"
-                                );
-                                return;
-                            }
-
-                            QMessageBox messageBox(this);
-                            messageBox.setWindowTitle("设置静态路由");
-                            messageBox.setText(
-                                "在使用 L2TP 时，设置静态路由有助于从校网访问 RDP、NHD 等服务\n是否设置网关为 "
-                                + networkDetectResult.zjuLanGateway
-                                + " 的静态路由？\n在设置过程中会请求管理员权限"
-                            );
-
-                            messageBox.addButton(QMessageBox::Yes)->setText("是");
-                            messageBox.addButton(QMessageBox::No)->setText("否");
-                            messageBox.setDefaultButton(QMessageBox::Yes);
-
-                            if (messageBox.exec() == QMessageBox::Yes)
-                            {
-                                QString command =
-                                    "/c route -p add 10.0.0.0 mask 255.0.0.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 210.32.0.0 mask 255.255.240.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 222.205.0.0 mask 255.255.128.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 210.32.128.0 mask 255.255.224.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 210.32.160.0 mask 255.255.248.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 210.32.168.0 mask 255.255.252.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 210.32.172.0 mask 255.255.254.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 210.32.174.0 mask 255.255.255.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 210.32.176.0 mask 255.255.240.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 58.196.192.0 mask 255.255.224.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1 & "
-                                    + "route -p add 58.196.224.0 mask 255.255.240.0 "
-                                    + networkDetectResult.zjuLanGateway
-                                    + " metric 1";
-
-                                HINSTANCE hInstance = ShellExecute(
-                                    nullptr,
-                                    L"runas",
-                                    L"cmd.exe",
-                                    command.toStdWString().c_str(),
-                                    nullptr,
-                                    SW_HIDE
-                                );
-
-                                if (hInstance > (HINSTANCE) 32)
-                                {
-                                    addLog("设置静态路由成功！");
-
-                                    QMessageBox successBox(this);
-                                    successBox.setWindowTitle("提示");
-                                    successBox.setTextFormat(Qt::RichText);
-                                    successBox.setText(
-                                        "设置成功！"
-                                        "<br>请打开 <a href='http://speedtest.zju.edu.cn'>http://speedtest.zju.edu.cn</a> 测速"
-                                        "<br>若显示的 IP 地址为 10.x.x.x，说明静态路由已生效！"
-                                    );
-                                    successBox.exec();
-                                }
-                                else
-                                {
-                                    addLog("设置静态路由失败！");
-
-                                    QMessageBox::critical(
-                                        this,
-                                        "错误",
-                                        "设置失败！\n这可能是您拒绝了权限请求导致的"
-                                    );
-                                }
-                            }
-                        });
-
-                networkDetector->start();
-            });
-
-    // 高级-静态路由-删除静态路由
-    connect(ui->deleteRouteAction, &QAction::triggered,
-            [&]()
-            {
-                QMessageBox messageBox(this);
-                messageBox.setWindowTitle("删除静态路由");
-                messageBox.setText(
-                    "是否删除静态路由？\n在删除过程中会请求管理员权限"
-                );
-
-                messageBox.addButton(QMessageBox::Yes)->setText("是");
-                messageBox.addButton(QMessageBox::No)->setText("否");
-                messageBox.setDefaultButton(QMessageBox::Yes);
-
-                if (messageBox.exec() == QMessageBox::Yes)
-                {
-                    QString command =
-                        QString("/c route -p delete 10.0.0.0 mask 255.0.0.0 & ")
-                        + "route -p delete 210.32.0.0 mask 255.255.240.0 & "
-                        + "route -p delete 222.205.0.0 mask 255.255.128.0 & "
-                        + "route -p delete 210.32.128.0 mask 255.255.224.0 & "
-                        + "route -p delete 210.32.160.0 mask 255.255.248.0 & "
-                        + "route -p delete 210.32.168.0 mask 255.255.252.0 & "
-                        + "route -p delete 210.32.172.0 mask 255.255.254.0 & "
-                        + "route -p delete 210.32.174.0 mask 255.255.255.0 & "
-                        + "route -p delete 210.32.176.0 mask 255.255.240.0 & "
-                        + "route -p delete 58.196.192.0 mask 255.255.224.0 & "
-                        + "route -p delete 58.196.224.0 mask 255.255.240.0";
-
-                    HINSTANCE hInstance = ShellExecute(
-                        nullptr,
-                        L"runas",
-                        L"cmd.exe",
-                        command.toStdWString().c_str(),
-                        nullptr,
-                        SW_HIDE
-                    );
-
-                    if (hInstance > (HINSTANCE) 32)
-                    {
-                        addLog("删除静态路由成功！");
-
-                        QMessageBox::information(
-                            this,
-                            "提示",
-                            "删除成功！"
-                        );
-                    }
-                    else
-                    {
-                        addLog("删除静态路由失败！");
-
-                        QMessageBox::critical(
-                            this,
-                            "错误",
-                            "删除失败！\n这可能是您拒绝了权限请求导致的"
-                        );
-                    }
-                }
-            });
-
     // 帮助-清除系统代理
     connect(ui->disableProxyAction, &QAction::triggered,
             [&]()
@@ -392,116 +138,6 @@ MainWindow::MainWindow(QWidget *parent) :
                 addLog("已清除系统代理设置");
             });
 
-    // 帮助-网络诊断
-    connect(ui->diagnosisAction, &QAction::triggered,
-            [&]()
-            {
-                diagnosisContext = new QObject(this);
-                connect(networkDetector, &NetworkDetector::finished, diagnosisContext,
-                        [&](const NetworkDetectResult &result)
-                        {
-                            networkDetectResult = result;
-
-                            delete diagnosisContext;
-
-                            QString resultString = "";
-                            if (result.isDefaultDnsAvailable)
-                            {
-                                resultString += "dns=true&";
-                            }
-                            else
-                            {
-                                resultString += "dns=false&";
-                            }
-
-                            if (result.isZjuNet)
-                            {
-                                resultString += "zjunet=true&";
-                            }
-                            else
-                            {
-                                resultString += "zjunet=false&";
-                            }
-
-                            if (result.isZjuDnsCorrect)
-                            {
-                                resultString += "zjudns=true&";
-                            }
-                            else
-                            {
-                                resultString += "zjudns=false&";
-                            }
-
-                            if (result.isZjuWlan)
-                            {
-                                resultString += "zjuwlan=true&";
-                            }
-                            else
-                            {
-                                resultString += "zjuwlan=false&";
-                            }
-
-                            if (result.isZjuWlanSecure)
-                            {
-                                resultString += "zjuwlansecure=true&";
-                            }
-                            else
-                            {
-                                resultString += "zjuwlansecure=false&";
-                            }
-
-                            if (result.isZjuLan)
-                            {
-                                resultString += "zjulan=true&";
-                                resultString += "zjulangateway=" + result.zjuLanGateway + "&";
-                            }
-                            else
-                            {
-                                resultString += "zjulan=false&";
-                            }
-
-                            if (result.isInternetAvailable)
-                            {
-                                resultString += "internet=true&";
-                            }
-                            else
-                            {
-                                resultString += "internet=false&";
-                            }
-
-                            if (result.isProxyEnabled)
-                            {
-                                resultString += "proxy=true";
-                            }
-                            else
-                            {
-                                resultString += "proxy=false";
-                            }
-
-                            auto url = "https://diagnosis.myth.cx/query?" + resultString;
-                            auto qrCode = qrGenerator.generateQr(url);
-                            auto *dialog = new QDialog(this);
-                            auto *layout = new QVBoxLayout();
-                            auto *textLabel = new QLabel(dialog);
-                            textLabel->setWordWrap(true);
-                            textLabel->setText(
-                                "请使用手机扫描下方二维码。如当前电脑有网络，也可<a href=\"" + url + "\">点此</a>进行诊断"
-                            );
-                            textLabel->setTextFormat(Qt::RichText);
-                            textLabel->setTextInteractionFlags(Qt::TextBrowserInteraction);
-                            textLabel->setOpenExternalLinks(true);
-                            auto *imageLabel = new QLabel(dialog);
-                            imageLabel->setAlignment(Qt::AlignCenter);
-                            imageLabel->setPixmap(QPixmap::fromImage(qrCode));
-                            layout->addWidget(textLabel);
-                            layout->addWidget(imageLabel);
-                            dialog->setLayout(layout);
-                            dialog->setWindowTitle("网络诊断");
-                            dialog->exec();
-                        });
-
-                networkDetector->start();
-            });
 
     // 帮助-关于本软件
     connect(ui->aboutAction, &QAction::triggered,
@@ -520,6 +156,7 @@ MainWindow::MainWindow(QWidget *parent) :
     );
 
     // 检查更新
+    /*
     QTimer::singleShot(10000, [&]()
     {
         QNetworkRequest request(QUrl("https://zjuconnect.myth.cx/version.json"));
@@ -529,6 +166,7 @@ MainWindow::MainWindow(QWidget *parent) :
         );
         networkAccessManager->get(request);
     });
+    */
 
     connect(networkAccessManager, &QNetworkAccessManager::finished,
             [&](QNetworkReply *reply)
@@ -543,12 +181,6 @@ MainWindow::MainWindow(QWidget *parent) :
 
                     if (version != QApplication::applicationVersion())
                     {
-                        QString text = "有新版本可用：v" + version +
-                                       "<br>更新内容：" + description +
-                                       "<br>点击<a href='" + url + "'>此处</a>下载";
-
-                        ui->statusLabel->setText(text);
-
                         disconnect(trayIcon, &QSystemTrayIcon::messageClicked, nullptr, nullptr);
                         trayIcon->showMessage(
                             "有新版本可用",
@@ -570,76 +202,6 @@ MainWindow::MainWindow(QWidget *parent) :
                 }
             });
 
-    // 网络接口
-    connect(ui->refreshInterfaceButton, &QPushButton::clicked,
-            [&]()
-            {
-                auto currentInterfaceName = ui->interfaceComboBox->currentText();
-                ui->interfaceComboBox->clear();
-                ui->interfaceComboBox->addItem("默认");
-                auto interfaces = QNetworkInterface::allInterfaces();
-                bool notDefault = false;
-                for (auto &singleInterface: interfaces)
-                {
-                    if ((singleInterface.type() != QNetworkInterface::Ethernet
-                         && singleInterface.type() != QNetworkInterface::Wifi)
-                        || !singleInterface.flags().testFlag(QNetworkInterface::IsRunning))
-                    {
-                        continue;
-                    }
-
-                    QString ipv4Address;
-                    auto addresses = singleInterface.addressEntries();
-                    for (auto &address: addresses)
-                    {
-                        if (address.ip().protocol() == QAbstractSocket::IPv4Protocol)
-                        {
-                            ipv4Address = address.ip().toString();
-                            break;
-                        }
-                    }
-
-                    ui->interfaceComboBox->addItem(singleInterface.humanReadableName(), ipv4Address);
-
-                    if (currentInterfaceName == singleInterface.humanReadableName())
-                    {
-                        notDefault = true;
-                        ui->interfaceComboBox->setCurrentText(singleInterface.humanReadableName());
-                    }
-                }
-
-                if (!notDefault)
-                {
-                    ui->interfaceComboBox->setCurrentText("默认");
-                }
-            });
-
-    Utils::setWidgetFixedWhenHidden(ui->interfaceLabel);
-    Utils::setWidgetFixedWhenHidden(ui->refreshInterfaceButton);
-    Utils::setWidgetFixedWhenHidden(ui->interfaceComboBox);
-
-    ui->interfaceLabel->hide();
-    ui->refreshInterfaceButton->hide();
-    ui->interfaceComboBox->hide();
-
-    // 更改工作模式
-    connect(ui->modeComboBox, &QComboBox::currentTextChanged,
-            [&](const QString &text)
-            {
-                if (text == "有线网 L2TP")
-                {
-                    setModeToL2tp();
-                }
-                else if (text == "网页认证登录")
-                {
-                    setModeToWebLogin();
-                }
-                else if (text == "RVPN")
-                {
-                    setModeToZjuConnect();
-                }
-            });
-
     // 网络检测
     connect(networkDetector, &NetworkDetector::finished, this,
             [&](const NetworkDetectResult &result)
@@ -657,52 +219,6 @@ MainWindow::MainWindow(QWidget *parent) :
                     resultString += "默认 DNS 可用：否 | ";
                 }
 
-                if (result.isZjuNet)
-                {
-                    resultString += "ZJU 校园网：是 | ";
-                }
-                else
-                {
-                    resultString += "ZJU 校园网：否 | ";
-                }
-
-                if (result.isZjuDnsCorrect)
-                {
-                    resultString += "ZJU 内网 DNS 解析：是 | ";
-                }
-                else
-                {
-                    resultString += "ZJU 内网 DNS 解析：否 | ";
-                }
-
-                if (result.isZjuWlan)
-                {
-                    resultString += "ZJUWLAN：是 | ";
-                }
-                else
-                {
-                    resultString += "ZJUWLAN：否 | ";
-                }
-
-                if (result.isZjuWlanSecure)
-                {
-                    resultString += "ZJUWLAN-Secure：是 | ";
-                }
-                else
-                {
-                    resultString += "ZJUWLAN-Secure：否 | ";
-                }
-
-                if (result.isZjuLan)
-                {
-                    resultString += "ZJU 有线网：是 | ";
-                    resultString += "ZJU 有线网网关：" + result.zjuLanGateway + " | ";
-                }
-                else
-                {
-                    resultString += "ZJU 有线网：否 | ";
-                }
-
                 if (result.isInternetAvailable)
                 {
                     resultString += "互联网连接：是 | ";
@@ -736,19 +252,8 @@ MainWindow::MainWindow(QWidget *parent) :
         }
     });
 
-    auto lastMode = settings->value("Common/LastMode", "RVPN").toString();
-    if (lastMode == "有线网 L2TP")
-    {
-        ui->modeComboBox->setCurrentText("有线网 L2TP");
-    }
-    else if (lastMode == "网页认证登录")
-    {
-        ui->modeComboBox->setCurrentText("网页认证登录");
-    }
-    else
-    {
-        setModeToZjuConnect();
-    }
+    
+    setModeToZjuConnect();
 }
 
 void MainWindow::closeEvent(QCloseEvent *event)
@@ -794,13 +299,6 @@ void MainWindow::upgradeSettings()
             }
         }
 
-        // Replace old ineffective check ip
-        if (settings->value("L2TP/CheckIp", "223.5.5.5").toString() == "39.156.66.10")
-        {
-            settings->setValue("L2TP/CheckIp", "223.5.5.5");
-            settings->sync();
-        }
-
         return;
     }
 
@@ -820,6 +318,7 @@ void MainWindow::upgradeSettings()
     {
         settings->setValue("Common/Username", settings->value("EasyConnect/Username"));
         settings->remove("EasyConnect/Username");
+
     }
 
     if (settings->contains("EasyConnect/Password"))
@@ -869,7 +368,6 @@ void MainWindow::cleanUpWhenQuit()
     {
         settings->setValue("Common/ConfigVersion", 2);
         settings->setValue("Common/LastMode", mode);
-        settings->setValue("WebLogin/LastInterface", ui->interfaceComboBox->currentText());
         settings->setValue("ZJUConnect/TunMode", ui->tunCheckBox->isChecked());
         settings->sync();
     }
diff --git a/mainwindow.ui b/mainwindow.ui
index caeb67f..f23a55a 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -6,172 +6,15 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>798</width>
-    <height>391</height>
+    <width>619</width>
+    <height>288</height>
    </rect>
   </property>
   <property name="windowTitle">
-   <string>ZJU Connect for Windows</string>
+   <string>HITsz Connect for Windows</string>
   </property>
   <widget class="QWidget" name="centralWidget">
    <layout class="QGridLayout" name="gridLayout">
-    <item row="4" column="1">
-     <widget class="QLabel" name="interfaceLabel">
-      <property name="sizePolicy">
-       <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
-        <horstretch>0</horstretch>
-        <verstretch>0</verstretch>
-       </sizepolicy>
-      </property>
-      <property name="toolTip">
-       <string>只有同时连接有线无线时需要设置</string>
-      </property>
-      <property name="text">
-       <string>网络接口</string>
-      </property>
-     </widget>
-    </item>
-    <item row="3" column="1">
-     <widget class="QLabel" name="label2">
-      <property name="sizePolicy">
-       <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
-        <horstretch>0</horstretch>
-        <verstretch>0</verstretch>
-       </sizepolicy>
-      </property>
-      <property name="text">
-       <string>工作模式</string>
-      </property>
-     </widget>
-    </item>
-    <item row="5" column="1">
-     <widget class="QPushButton" name="refreshInterfaceButton">
-      <property name="sizePolicy">
-       <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
-        <horstretch>0</horstretch>
-        <verstretch>0</verstretch>
-       </sizepolicy>
-      </property>
-      <property name="text">
-       <string>刷新网络接口</string>
-      </property>
-     </widget>
-    </item>
-    <item row="4" column="2" colspan="2">
-     <widget class="QComboBox" name="interfaceComboBox">
-      <item>
-       <property name="text">
-        <string>默认</string>
-       </property>
-      </item>
-     </widget>
-    </item>
-    <item row="3" column="2" colspan="2">
-     <widget class="QComboBox" name="modeComboBox">
-      <item>
-       <property name="text">
-        <string>RVPN</string>
-       </property>
-      </item>
-      <item>
-       <property name="text">
-        <string>网页认证登录</string>
-       </property>
-      </item>
-      <item>
-       <property name="text">
-        <string>有线网 L2TP</string>
-       </property>
-      </item>
-     </widget>
-    </item>
-    <item row="1" column="1" colspan="3">
-     <widget class="QLabel" name="versionLabel">
-      <property name="sizePolicy">
-       <sizepolicy hsizetype="Preferred" vsizetype="Maximum">
-        <horstretch>0</horstretch>
-        <verstretch>0</verstretch>
-       </sizepolicy>
-      </property>
-      <property name="text">
-       <string>Version: 1.0
-Windows Version: Windows 11
-</string>
-      </property>
-      <property name="alignment">
-       <set>Qt::AlignCenter</set>
-      </property>
-     </widget>
-    </item>
-    <item row="0" column="1" colspan="3">
-     <widget class="QLabel" name="label1">
-      <property name="sizePolicy">
-       <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
-        <horstretch>0</horstretch>
-        <verstretch>0</verstretch>
-       </sizepolicy>
-      </property>
-      <property name="font">
-       <font>
-        <pointsize>17</pointsize>
-       </font>
-      </property>
-      <property name="toolTip">
-       <string>你好呀</string>
-      </property>
-      <property name="text">
-       <string>ZJU Connect for Windows</string>
-      </property>
-     </widget>
-    </item>
-    <item row="0" column="0" rowspan="8">
-     <widget class="QPlainTextEdit" name="logPlainTextEdit">
-      <property name="readOnly">
-       <bool>true</bool>
-      </property>
-      <property name="maximumBlockCount">
-       <number>1000</number>
-      </property>
-     </widget>
-    </item>
-    <item row="2" column="1" colspan="3">
-     <widget class="QLabel" name="statusLabel">
-      <property name="font">
-       <font>
-        <family>Microsoft YaHei UI</family>
-        <pointsize>9</pointsize>
-       </font>
-      </property>
-      <property name="text">
-       <string/>
-      </property>
-      <property name="textFormat">
-       <enum>Qt::RichText</enum>
-      </property>
-      <property name="alignment">
-       <set>Qt::AlignCenter</set>
-      </property>
-      <property name="openExternalLinks">
-       <bool>true</bool>
-      </property>
-     </widget>
-    </item>
-    <item row="8" column="0">
-     <widget class="QPushButton" name="copyLogPushButton">
-      <property name="sizePolicy">
-       <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-        <horstretch>0</horstretch>
-        <verstretch>0</verstretch>
-       </sizepolicy>
-      </property>
-      <property name="toolTip">
-       <string>复制日志到剪贴板</string>
-      </property>
-      <property name="text">
-       <string>复制日志</string>
-      </property>
-     </widget>
-    </item>
     <item row="8" column="1">
      <widget class="QPushButton" name="pushButton1">
       <property name="font">
@@ -196,22 +39,6 @@ Windows Version: Windows 11
       </property>
      </widget>
     </item>
-    <item row="8" column="2">
-     <spacer name="horizontalSpacer">
-      <property name="orientation">
-       <enum>Qt::Horizontal</enum>
-      </property>
-      <property name="sizeType">
-       <enum>QSizePolicy::Fixed</enum>
-      </property>
-      <property name="sizeHint" stdset="0">
-       <size>
-        <width>40</width>
-        <height>20</height>
-       </size>
-      </property>
-     </spacer>
-    </item>
     <item row="7" column="1">
      <widget class="QCheckBox" name="tunCheckBox">
       <property name="sizePolicy">
@@ -228,6 +55,94 @@ Windows Version: Windows 11
       </property>
      </widget>
     </item>
+    <item row="8" column="2">
+     <spacer name="horizontalSpacer">
+      <property name="orientation">
+       <enum>Qt::Horizontal</enum>
+      </property>
+      <property name="sizeType">
+       <enum>QSizePolicy::Fixed</enum>
+      </property>
+      <property name="sizeHint" stdset="0">
+       <size>
+        <width>40</width>
+        <height>20</height>
+       </size>
+      </property>
+     </spacer>
+    </item>
+    <item row="0" column="1" colspan="3">
+     <widget class="QLabel" name="label1">
+      <property name="sizePolicy">
+       <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+        <horstretch>0</horstretch>
+        <verstretch>0</verstretch>
+       </sizepolicy>
+      </property>
+      <property name="font">
+       <font>
+        <pointsize>17</pointsize>
+       </font>
+      </property>
+      <property name="toolTip">
+       <string>你好呀</string>
+      </property>
+      <property name="text">
+       <string>HITsz Connect for Windows</string>
+      </property>
+     </widget>
+    </item>
+    <item row="8" column="0">
+     <widget class="QPushButton" name="copyLogPushButton">
+      <property name="sizePolicy">
+       <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+        <horstretch>0</horstretch>
+        <verstretch>0</verstretch>
+       </sizepolicy>
+      </property>
+      <property name="toolTip">
+       <string>复制日志到剪贴板</string>
+      </property>
+      <property name="text">
+       <string>复制日志</string>
+      </property>
+     </widget>
+    </item>
+    <item row="1" column="1" colspan="3">
+     <widget class="QLabel" name="versionLabel">
+      <property name="sizePolicy">
+       <sizepolicy hsizetype="Preferred" vsizetype="Maximum">
+        <horstretch>0</horstretch>
+        <verstretch>0</verstretch>
+       </sizepolicy>
+      </property>
+      <property name="text">
+       <string>Version: 1.0
+Windows Version: Arch Linux
+</string>
+      </property>
+      <property name="alignment">
+       <set>Qt::AlignCenter</set>
+      </property>
+     </widget>
+    </item>
+    <item row="0" column="0" rowspan="8">
+     <widget class="QPlainTextEdit" name="logPlainTextEdit">
+      <property name="readOnly">
+       <bool>true</bool>
+      </property>
+      <property name="maximumBlockCount">
+       <number>1000</number>
+      </property>
+     </widget>
+    </item>
+    <item row="2" column="1" colspan="3">
+     <widget class="QLabel" name="accountLabel">
+      <property name="text">
+       <string>提示：左上角“功能”-&gt;“设置”里可以填写账号信息</string>
+      </property>
+     </widget>
+    </item>
    </layout>
   </widget>
   <widget class="QMenuBar" name="menubar">
@@ -235,7 +150,7 @@ Windows Version: Windows 11
     <rect>
      <x>0</x>
      <y>0</y>
-     <width>798</width>
+     <width>619</width>
      <height>22</height>
     </rect>
    </property>
@@ -254,32 +169,16 @@ Windows Version: Windows 11
      <string>帮助</string>
     </property>
     <addaction name="disableProxyAction"/>
-    <addaction name="diagnosisAction"/>
     <addaction name="aboutAction"/>
    </widget>
    <widget class="QMenu" name="fileMenu">
     <property name="title">
-     <string>文件</string>
+     <string>功能</string>
     </property>
     <addaction name="settingAction"/>
     <addaction name="exitAction"/>
    </widget>
-   <widget class="QMenu" name="advanceMenu">
-    <property name="title">
-     <string>高级</string>
-    </property>
-    <widget class="QMenu" name="routeMenu">
-     <property name="title">
-      <string>静态路由</string>
-     </property>
-     <addaction name="setRouteAction"/>
-     <addaction name="deleteRouteAction"/>
-    </widget>
-    <addaction name="createL2tpAction"/>
-    <addaction name="routeMenu"/>
-   </widget>
    <addaction name="fileMenu"/>
-   <addaction name="advanceMenu"/>
    <addaction name="helpMenu"/>
   </widget>
   <action name="aboutAction">
@@ -300,26 +199,6 @@ Windows Version: Windows 11
     <string>设置</string>
    </property>
   </action>
-  <action name="createL2tpAction">
-   <property name="text">
-    <string>创建 L2TP VPN</string>
-   </property>
-  </action>
-  <action name="setRouteAction">
-   <property name="text">
-    <string>设置静态路由</string>
-   </property>
-  </action>
-  <action name="deleteRouteAction">
-   <property name="text">
-    <string>删除静态路由</string>
-   </property>
-  </action>
-  <action name="diagnosisAction">
-   <property name="text">
-    <string>网络诊断</string>
-   </property>
-  </action>
   <action name="disableProxyAction">
    <property name="text">
     <string>清除系统代理</string>
diff --git a/resource/icon.ico b/resource/icon.ico
index e0a4ec7..2ee5645 100644
Binary files a/resource/icon.ico and b/resource/icon.ico differ
diff --git a/resource/icon.png b/resource/icon.png
index e386cb0..a7c77c6 100644
Binary files a/resource/icon.png and b/resource/icon.png differ
diff --git a/settingwindow/settingwindow.cpp b/settingwindow/settingwindow.cpp
index 17c7b6f..83fe56c 100644
--- a/settingwindow/settingwindow.cpp
+++ b/settingwindow/settingwindow.cpp
@@ -47,8 +47,9 @@ SettingWindow::SettingWindow(QWidget *parent, QSettings *inputSettings) :
         ui->connectAfterStartComboBox->setCurrentText("否");
     }
 
-    ui->serverAddressLineEdit->setText(settings->value("ZJUConnect/ServerAddress", "rvpn.zju.edu.cn").toString());
+    ui->serverAddressLineEdit->setText(settings->value("ZJUConnect/ServerAddress", "vpn.hitsz.edu.cn").toString());
     ui->serverPortSpinBox->setValue(settings->value("ZJUConnect/ServerPort", 443).toInt());
+    ui->dnsLineEdit->setText(settings->value("ZJUConnect/DNS", "10.248.98.30").toString());
     ui->socks5PortSpinBox->setValue(settings->value("ZJUConnect/Socks5Port", 11080).toInt());
     ui->httpPortSpinBox->setValue(settings->value("ZJUConnect/HttpPort", 11081).toInt());
     ui->multiLineCheckBox->setChecked(settings->value("ZJUConnect/MultiLine", true).toBool());
@@ -61,40 +62,6 @@ SettingWindow::SettingWindow(QWidget *parent, QSettings *inputSettings) :
     ui->autoSetProxyCheckBox->setChecked(settings->value("ZJUConnect/AutoSetProxy", false).toBool());
     ui->routeCheckBox->setChecked(settings->value("ZJUConnect/Route", false).toBool());
 
-    ui->l2tpNameLineEdit->setText(settings->value("L2TP/Name", "ZJUVPN").toString());
-
-    if (settings->value("L2TP/AutoReconnect", false).toBool())
-    {
-        ui->l2tpAutoCheckComboBox->setCurrentText("是");
-    }
-    else
-    {
-        ui->l2tpAutoCheckComboBox->setCurrentText("否");
-    }
-
-    ui->l2tpCheckIpLineEdit->setText(settings->value("L2TP/CheckIp", "223.5.5.5").toString());
-    ui->l2tpCheckTimeSpinBox->setValue(settings->value("L2TP/CheckTime", 600).toInt());
-
-    if (settings->value("WebLogin/IntlUrl", false).toBool())
-    {
-        ui->intlUrlComboBox->setCurrentText("是");
-    }
-    else
-    {
-        ui->intlUrlComboBox->setCurrentText("否");
-    }
-
-    if (settings->value("WebLogin/EnableCustomUrl", false).toBool())
-    {
-        ui->customUrlComboBox->setCurrentText("是");
-    }
-    else
-    {
-        ui->customUrlComboBox->setCurrentText("否");
-    }
-
-    ui->customUrlLineEdit->setText(settings->value("WebLogin/CustomUrl", "https://net.zju.edu.cn").toString());
-
     connect(ui->portForwardingPushButton, &QPushButton::clicked,
             [&]()
             {
@@ -114,33 +81,6 @@ SettingWindow::SettingWindow(QWidget *parent, QSettings *inputSettings) :
     connect(ui->applyPushButton, &QPushButton::clicked,
             [&]()
             {
-                QRegularExpression re("^[A-Za-z]+$");
-                QRegularExpressionMatch match = re.match(ui->l2tpNameLineEdit->text());
-                if (!match.hasMatch())
-                {
-                    ui->tabWidget->setCurrentWidget(ui->l2tpTab);
-                    QMessageBox::warning(
-                        this,
-                        "警告",
-                        "建议 L2TP VPN 名称只包含英文字母，否则可能导致系统代理出错！\n"
-                        "如果您之前自行配置过 VPN，建议修改此处 L2TP VPN 名称，之后在主界面点击高级-创建 L2TP VPN"
-                    );
-                }
-
-                if (ui->l2tpCheckIpLineEdit->text().isEmpty() and ui->l2tpAutoCheckComboBox->currentText() == "是")
-                {
-                    ui->tabWidget->setCurrentWidget(ui->l2tpTab);
-                    QMessageBox::critical(this, "错误", "检测使用的 IP 不能为空！");
-                    return;
-                }
-
-                QHostAddress address(ui->l2tpCheckIpLineEdit->text());
-                if (QAbstractSocket::IPv4Protocol != address.protocol())
-                {
-                    ui->tabWidget->setCurrentWidget(ui->l2tpTab);
-                    QMessageBox::critical(this, "错误", "请填写有效的 IPv4 地址！");
-                    return;
-                }
 
                 settings->setValue("Common/Username", ui->usernameLineEdit->text());
                 settings->setValue("Common/Password", QString(ui->passwordLineEdit->text().toUtf8().toBase64()));
@@ -149,6 +89,7 @@ SettingWindow::SettingWindow(QWidget *parent, QSettings *inputSettings) :
 
                 settings->setValue("ZJUConnect/ServerAddress", ui->serverAddressLineEdit->text());
                 settings->setValue("ZJUConnect/ServerPort", ui->serverPortSpinBox->value());
+                settings->setValue("ZJUConnect/DNS", ui->dnsLineEdit->text());
                 settings->setValue("ZJUConnect/Socks5Port", ui->socks5PortSpinBox->value());
                 settings->setValue("ZJUConnect/HttpPort", ui->httpPortSpinBox->value());
                 settings->setValue("ZJUConnect/MultiLine", ui->multiLineCheckBox->isChecked());
@@ -161,15 +102,6 @@ SettingWindow::SettingWindow(QWidget *parent, QSettings *inputSettings) :
                 settings->setValue("ZJUConnect/AutoSetProxy", ui->autoSetProxyCheckBox->isChecked());
                 settings->setValue("ZJUConnect/Route", ui->routeCheckBox->isChecked());
 
-                settings->setValue("L2TP/Name", ui->l2tpNameLineEdit->text());
-                settings->setValue("L2TP/AutoReconnect", ui->l2tpAutoCheckComboBox->currentText() == "是");
-                settings->setValue("L2TP/CheckIp", ui->l2tpCheckIpLineEdit->text());
-                settings->setValue("L2TP/CheckTime", ui->l2tpCheckTimeSpinBox->value());
-
-                settings->setValue("WebLogin/IntlUrl", ui->intlUrlComboBox->currentText() == "是");
-                settings->setValue("WebLogin/EnableCustomUrl", ui->customUrlComboBox->currentText() == "是");
-                settings->setValue("WebLogin/CustomUrl", ui->customUrlLineEdit->text());
-
                 settings->sync();
 
                 if (settings->value("Common/AutoStart").toBool())
diff --git a/settingwindow/settingwindow.ui b/settingwindow/settingwindow.ui
index 03de76b..58a068a 100644
--- a/settingwindow/settingwindow.ui
+++ b/settingwindow/settingwindow.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>489</width>
-    <height>317</height>
+    <width>486</width>
+    <height>348</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -17,37 +17,17 @@
    <string notr="true"/>
   </property>
   <layout class="QGridLayout" name="gridLayout">
-   <item row="1" column="1">
+   <item row="1" column="2">
     <widget class="QPushButton" name="cancelPushButton">
      <property name="text">
       <string>取消</string>
      </property>
     </widget>
    </item>
-   <item row="1" column="0">
-    <spacer name="horizontalSpacer">
-     <property name="orientation">
-      <enum>Qt::Horizontal</enum>
-     </property>
-     <property name="sizeHint" stdset="0">
-      <size>
-       <width>213</width>
-       <height>20</height>
-      </size>
-     </property>
-    </spacer>
-   </item>
-   <item row="1" column="2">
-    <widget class="QPushButton" name="applyPushButton">
-     <property name="text">
-      <string>应用</string>
-     </property>
-    </widget>
-   </item>
-   <item row="0" column="0" colspan="3">
+   <item row="0" column="0" colspan="4">
     <widget class="QTabWidget" name="tabWidget">
      <property name="currentIndex">
-      <number>0</number>
+      <number>1</number>
      </property>
      <widget class="QWidget" name="commonTab">
       <attribute name="title">
@@ -185,234 +165,11 @@
        </item>
       </layout>
      </widget>
-     <widget class="QWidget" name="l2tpTab">
-      <attribute name="title">
-       <string>有线网 L2TP</string>
-      </attribute>
-      <layout class="QGridLayout" name="gridLayout_4">
-       <item row="3" column="0">
-        <widget class="QLabel" name="l2tpTabLabel4">
-         <property name="font">
-          <font>
-           <pointsize>9</pointsize>
-          </font>
-         </property>
-         <property name="text">
-          <string>检测时间间隔 (s)</string>
-         </property>
-        </widget>
-       </item>
-       <item row="1" column="1">
-        <widget class="QComboBox" name="l2tpAutoCheckComboBox">
-         <property name="maxVisibleItems">
-          <number>12</number>
-         </property>
-         <item>
-          <property name="text">
-           <string>否</string>
-          </property>
-         </item>
-         <item>
-          <property name="text">
-           <string>是</string>
-          </property>
-         </item>
-        </widget>
-       </item>
-       <item row="4" column="0" colspan="2">
-        <spacer name="l2tpTabVerticalSpacer">
-         <property name="orientation">
-          <enum>Qt::Vertical</enum>
-         </property>
-         <property name="sizeHint" stdset="0">
-          <size>
-           <width>20</width>
-           <height>40</height>
-          </size>
-         </property>
-        </spacer>
-       </item>
-       <item row="0" column="0">
-        <widget class="QLabel" name="l2tpTabLabel1">
-         <property name="font">
-          <font>
-           <pointsize>9</pointsize>
-          </font>
-         </property>
-         <property name="text">
-          <string>L2TP VPN 名称</string>
-         </property>
-        </widget>
-       </item>
-       <item row="0" column="1">
-        <widget class="QLineEdit" name="l2tpNameLineEdit">
-         <property name="font">
-          <font>
-           <pointsize>9</pointsize>
-          </font>
-         </property>
-         <property name="text">
-          <string>ZJUVPN</string>
-         </property>
-        </widget>
-       </item>
-       <item row="1" column="0">
-        <widget class="QLabel" name="l2tpTabLabel2">
-         <property name="text">
-          <string>自动检测互联网连接并重连</string>
-         </property>
-        </widget>
-       </item>
-       <item row="3" column="1">
-        <widget class="QSpinBox" name="l2tpCheckTimeSpinBox">
-         <property name="minimum">
-          <number>1</number>
-         </property>
-         <property name="maximum">
-          <number>86400</number>
-         </property>
-         <property name="value">
-          <number>600</number>
-         </property>
-        </widget>
-       </item>
-       <item row="2" column="0">
-        <widget class="QLabel" name="l2tpTabLabel3">
-         <property name="text">
-          <string>检测使用的 IP</string>
-         </property>
-        </widget>
-       </item>
-       <item row="2" column="1">
-        <widget class="QLineEdit" name="l2tpCheckIpLineEdit">
-         <property name="text">
-          <string>223.5.5.5</string>
-         </property>
-        </widget>
-       </item>
-      </layout>
-     </widget>
-     <widget class="QWidget" name="webLoginTab">
-      <attribute name="title">
-       <string>网页认证登录</string>
-      </attribute>
-      <layout class="QGridLayout" name="gridLayout_5">
-       <item row="0" column="0">
-        <widget class="QLabel" name="webLoginTabLabel1">
-         <property name="text">
-          <string>是否为海宁校区</string>
-         </property>
-        </widget>
-       </item>
-       <item row="1" column="0">
-        <widget class="QLabel" name="webLoginTabLabel2">
-         <property name="text">
-          <string>是否自定义登录 URL</string>
-         </property>
-        </widget>
-       </item>
-       <item row="2" column="1">
-        <widget class="QLineEdit" name="customUrlLineEdit">
-         <property name="font">
-          <font>
-           <pointsize>9</pointsize>
-          </font>
-         </property>
-         <property name="text">
-          <string>https://net.zju.edu.cn</string>
-         </property>
-        </widget>
-       </item>
-       <item row="2" column="0">
-        <widget class="QLabel" name="webLoginTabLabel3">
-         <property name="font">
-          <font>
-           <pointsize>9</pointsize>
-          </font>
-         </property>
-         <property name="text">
-          <string>自定义登录 URL</string>
-         </property>
-        </widget>
-       </item>
-       <item row="1" column="1">
-        <widget class="QComboBox" name="customUrlComboBox">
-         <property name="maxVisibleItems">
-          <number>12</number>
-         </property>
-         <item>
-          <property name="text">
-           <string>否</string>
-          </property>
-         </item>
-         <item>
-          <property name="text">
-           <string>是</string>
-          </property>
-         </item>
-        </widget>
-       </item>
-       <item row="0" column="1">
-        <widget class="QComboBox" name="intlUrlComboBox">
-         <property name="maxVisibleItems">
-          <number>12</number>
-         </property>
-         <item>
-          <property name="text">
-           <string>否</string>
-          </property>
-         </item>
-         <item>
-          <property name="text">
-           <string>是</string>
-          </property>
-         </item>
-        </widget>
-       </item>
-       <item row="3" column="0" colspan="2">
-        <spacer name="webLoginTabVerticalSpacer">
-         <property name="orientation">
-          <enum>Qt::Vertical</enum>
-         </property>
-         <property name="sizeHint" stdset="0">
-          <size>
-           <width>20</width>
-           <height>140</height>
-          </size>
-         </property>
-        </spacer>
-       </item>
-      </layout>
-     </widget>
      <widget class="QWidget" name="zjuConnectTab">
       <attribute name="title">
-       <string>RVPN</string>
+       <string>VPN</string>
       </attribute>
       <layout class="QGridLayout" name="gridLayout_3">
-       <item row="0" column="0">
-        <widget class="QLabel" name="zjuConnectTabLabel1">
-         <property name="font">
-          <font>
-           <pointsize>9</pointsize>
-          </font>
-         </property>
-         <property name="text">
-          <string>服务器地址</string>
-         </property>
-        </widget>
-       </item>
-       <item row="0" column="1" colspan="2">
-        <widget class="QLineEdit" name="serverAddressLineEdit">
-         <property name="font">
-          <font>
-           <pointsize>9</pointsize>
-          </font>
-         </property>
-         <property name="text">
-          <string>rvpn.zju.edu.cn</string>
-         </property>
-        </widget>
-       </item>
        <item row="1" column="0">
         <widget class="QLabel" name="zjuConnectTabLabel2">
          <property name="font">
@@ -425,6 +182,106 @@
          </property>
         </widget>
        </item>
+       <item row="7" column="2">
+        <widget class="QCheckBox" name="debugCheckBox">
+         <property name="text">
+          <string>调试模式</string>
+         </property>
+        </widget>
+       </item>
+       <item row="6" column="2">
+        <widget class="QCheckBox" name="autoReconnectCheckBox">
+         <property name="toolTip">
+          <string>断线自动重连</string>
+         </property>
+         <property name="text">
+          <string>自动重连</string>
+         </property>
+         <property name="checked">
+          <bool>false</bool>
+         </property>
+        </widget>
+       </item>
+       <item row="4" column="0">
+        <widget class="QLabel" name="zjuConnectTabLabel6">
+         <property name="text">
+          <string>HTTP 代理端口</string>
+         </property>
+        </widget>
+       </item>
+       <item row="3" column="1" colspan="2">
+        <widget class="QSpinBox" name="socks5PortSpinBox">
+         <property name="font">
+          <font>
+           <pointsize>9</pointsize>
+          </font>
+         </property>
+         <property name="maximum">
+          <number>65535</number>
+         </property>
+         <property name="value">
+          <number>11080</number>
+         </property>
+        </widget>
+       </item>
+       <item row="6" column="0">
+        <widget class="QCheckBox" name="multiLineCheckBox">
+         <property name="text">
+          <string>自动选择线路</string>
+         </property>
+         <property name="checked">
+          <bool>true</bool>
+         </property>
+         <property name="autoExclusive">
+          <bool>false</bool>
+         </property>
+         <property name="tristate">
+          <bool>false</bool>
+         </property>
+        </widget>
+       </item>
+       <item row="4" column="1" colspan="2">
+        <widget class="QSpinBox" name="httpPortSpinBox">
+         <property name="maximum">
+          <number>65535</number>
+         </property>
+         <property name="value">
+          <number>11081</number>
+         </property>
+        </widget>
+       </item>
+       <item row="7" column="1">
+        <widget class="QCheckBox" name="routeCheckBox">
+         <property name="toolTip">
+          <string>TUN 模式下有效</string>
+         </property>
+         <property name="text">
+          <string>自动设置路由</string>
+         </property>
+        </widget>
+       </item>
+       <item row="7" column="0">
+        <widget class="QCheckBox" name="autoSetProxyCheckBox">
+         <property name="toolTip">
+          <string>连接服务器后自动设置代理</string>
+         </property>
+         <property name="text">
+          <string>自动设置系统代理</string>
+         </property>
+        </widget>
+       </item>
+       <item row="3" column="0">
+        <widget class="QLabel" name="zjuConnectTabLabel5">
+         <property name="font">
+          <font>
+           <pointsize>9</pointsize>
+          </font>
+         </property>
+         <property name="text">
+          <string>SOCKS5 代理端口</string>
+         </property>
+        </widget>
+       </item>
        <item row="1" column="1" colspan="2">
         <widget class="QSpinBox" name="serverPortSpinBox">
          <property name="font">
@@ -440,51 +297,55 @@
          </property>
         </widget>
        </item>
-       <item row="2" column="0">
-        <widget class="QLabel" name="zjuConnectTabLabel5">
+       <item row="8" column="0" colspan="3">
+        <widget class="QPushButton" name="portForwardingPushButton">
+         <property name="text">
+          <string>设置端口转发</string>
+         </property>
+        </widget>
+       </item>
+       <item row="0" column="1" colspan="2">
+        <widget class="QLineEdit" name="serverAddressLineEdit">
          <property name="font">
           <font>
            <pointsize>9</pointsize>
           </font>
          </property>
          <property name="text">
-          <string>SOCKS5 代理端口</string>
+          <string>vpn.hitsz.edu.cn</string>
          </property>
         </widget>
        </item>
-       <item row="2" column="1" colspan="2">
-        <widget class="QSpinBox" name="socks5PortSpinBox">
+       <item row="5" column="1" colspan="2">
+        <widget class="QSpinBox" name="reconnectTimeSpinBox">
+         <property name="maximum">
+          <number>86400</number>
+         </property>
+         <property name="value">
+          <number>1</number>
+         </property>
+        </widget>
+       </item>
+       <item row="6" column="1">
+        <widget class="QCheckBox" name="proxyAllCheckBox">
+         <property name="text">
+          <string>代理全部流量</string>
+         </property>
+        </widget>
+       </item>
+       <item row="0" column="0">
+        <widget class="QLabel" name="zjuConnectTabLabel1">
          <property name="font">
           <font>
            <pointsize>9</pointsize>
           </font>
          </property>
-         <property name="maximum">
-          <number>65535</number>
-         </property>
-         <property name="value">
-          <number>11080</number>
-         </property>
-        </widget>
-       </item>
-       <item row="3" column="0">
-        <widget class="QLabel" name="zjuConnectTabLabel6">
          <property name="text">
-          <string>HTTP 代理端口</string>
+          <string>服务器地址</string>
          </property>
         </widget>
        </item>
-       <item row="3" column="1" colspan="2">
-        <widget class="QSpinBox" name="httpPortSpinBox">
-         <property name="maximum">
-          <number>65535</number>
-         </property>
-         <property name="value">
-          <number>11081</number>
-         </property>
-        </widget>
-       </item>
-       <item row="4" column="0">
+       <item row="5" column="0">
         <widget class="QLabel" name="zjuConnectTabLabel7">
          <property name="font">
           <font>
@@ -496,83 +357,27 @@
          </property>
         </widget>
        </item>
-       <item row="4" column="1" colspan="2">
-        <widget class="QSpinBox" name="reconnectTimeSpinBox">
-         <property name="maximum">
-          <number>86400</number>
+       <item row="2" column="0">
+        <widget class="QLabel" name="zjuConnectTabLabel8">
+         <property name="font">
+          <font>
+           <bold>false</bold>
+          </font>
          </property>
-         <property name="value">
-          <number>1</number>
+         <property name="text">
+          <string>DNS 服务器</string>
          </property>
         </widget>
        </item>
-       <item row="5" column="0">
-        <widget class="QCheckBox" name="multiLineCheckBox">
-         <property name="text">
-          <string>自动选择线路</string>
-         </property>
-         <property name="checked">
-          <bool>true</bool>
-         </property>
-         <property name="autoExclusive">
-          <bool>false</bool>
-         </property>
-         <property name="tristate">
-          <bool>false</bool>
-         </property>
-        </widget>
-       </item>
-       <item row="5" column="1">
-        <widget class="QCheckBox" name="proxyAllCheckBox">
-         <property name="text">
-          <string>代理全部流量</string>
-         </property>
-        </widget>
-       </item>
-       <item row="5" column="2">
-        <widget class="QCheckBox" name="autoReconnectCheckBox">
-         <property name="toolTip">
-          <string>断线自动重连</string>
+       <item row="2" column="1" colspan="2">
+        <widget class="QLineEdit" name="dnsLineEdit">
+         <property name="font">
+          <font>
+           <bold>false</bold>
+          </font>
          </property>
          <property name="text">
-          <string>自动重连</string>
-         </property>
-         <property name="checked">
-          <bool>false</bool>
-         </property>
-        </widget>
-       </item>
-       <item row="6" column="0">
-        <widget class="QCheckBox" name="autoSetProxyCheckBox">
-         <property name="toolTip">
-          <string>连接服务器后自动设置代理</string>
-         </property>
-         <property name="text">
-          <string>自动设置系统代理</string>
-         </property>
-        </widget>
-       </item>
-       <item row="7" column="0" colspan="3">
-        <widget class="QPushButton" name="portForwardingPushButton">
-         <property name="text">
-          <string>设置端口转发</string>
-         </property>
-        </widget>
-       </item>
-       <item row="6" column="2">
-        <widget class="QCheckBox" name="debugCheckBox">
-         <property name="text">
-          <string>调试模式</string>
-         </property>
-        </widget>
-       </item>
-       <item row="6" column="1">
-        <widget class="QCheckBox" name="routeCheckBox">
-         <property name="toolTip">
-          <string>TUN 模式下有效</string>
-         </property>
-         <property name="text">
-          <string>自动设置路由</string>
+          <string>10.248.98.30</string>
          </property>
         </widget>
        </item>
@@ -580,6 +385,26 @@
      </widget>
     </widget>
    </item>
+   <item row="1" column="0">
+    <spacer name="horizontalSpacer">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>213</width>
+       <height>20</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item row="1" column="1">
+    <widget class="QPushButton" name="applyPushButton">
+     <property name="text">
+      <string>应用</string>
+     </property>
+    </widget>
+   </item>
   </layout>
  </widget>
  <resources/>
diff --git a/utils/utils.cpp b/utils/utils.cpp
index f199074..52a97ba 100644
--- a/utils/utils.cpp
+++ b/utils/utils.cpp
@@ -70,7 +70,11 @@ void Utils::showAboutMessageBox(QWidget *parent)
     messageBox.setWindowTitle("关于本软件");
     messageBox.setTextFormat(Qt::RichText);
     QString aboutText = QApplication::applicationName() + " v" + QApplication::applicationVersion() +
+                        "<br>针对哈工大深圳的修改版 ZJU-Connect-for-Windows" +
+                        "<br>作者: <a href='https://github.com/chenx-dust'>尘息</a>" +
+                        "<br>项目主页: <a href='https://github.com/Mythologyli/HITsz-Connect-for-Windows'>https://github.com/chenx-dust/HITsz-Connect-for-Windows</a>" +
                         "<br>基于 Qt 编写的 ZJUConnect 图形界面" +
+                        "<br><br>ZJU-Connect-for-Windows" +
                         "<br>作者: <a href='https://myth.cx'>Myth</a>" +
                         "<br>项目主页: <a href='https://github.com/Mythologyli/ZJU-Connect-for-Windows'>https://github.com/Mythologyli/ZJU-Connect-for-Windows</a>" +
                         "<br><br>zju-connect" +
diff --git a/webloginmode.cpp b/webloginmode.cpp
deleted file mode 100644
index 7d12d22..0000000
--- a/webloginmode.cpp
+++ /dev/null
@@ -1,200 +0,0 @@
-#include <QMessageBox>
-#include "mainwindow.h"
-#include "ui_mainwindow.h"
-#include "utils/utils.h"
-
-void MainWindow::setModeToWebLogin()
-{
-    mode = "网页认证登录";
-
-    clearLog();
-
-    networkDetector->start();
-
-    ui->interfaceComboBox->clear();
-    ui->interfaceComboBox->addItem("默认");
-    ui->interfaceComboBox->setCurrentText("默认");
-    auto interfaceName = settings->value("WebLogin/LastInterface", "默认").toString();
-    if (interfaceName != "默认")
-    {
-        auto ipv4Address = Utils::getIpv4Address(interfaceName);
-        if (!ipv4Address.isEmpty())
-        {
-            ui->interfaceComboBox->addItem(interfaceName, ipv4Address);
-            ui->interfaceComboBox->setCurrentText(interfaceName);
-        }
-    }
-
-    ui->interfaceComboBox->setCurrentText(settings->value("WebLogin/LastInterface", "默认").toString());
-    ui->interfaceLabel->show();
-    ui->refreshInterfaceButton->show();
-    ui->interfaceComboBox->show();
-    ui->tunCheckBox->hide();
-
-    // 清除系统代理
-    if (isSystemProxySet)
-    {
-        Utils::clearSystemProxy();
-        isSystemProxySet = false;
-        addLog("已清除系统代理设置");
-    }
-
-    disconnect(ui->pushButton1, &QPushButton::clicked, nullptr, nullptr);
-    ui->pushButton1->setText("登录");
-    disconnect(ui->pushButton2, &QPushButton::clicked, nullptr, nullptr);
-    ui->pushButton2->hide();
-
-    addLog("工作模式设置为：网页认证登录");
-
-    connect(ui->pushButton1, &QPushButton::clicked,
-            [&]()
-            {
-                ui->pushButton1->setEnabled(false);
-                ui->modeComboBox->setEnabled(false);
-
-                if (!isWebLogged)
-                {
-                    if (settings->value("Common/Username", "").toString().isEmpty())
-                    {
-                        QMessageBox::critical(this, "错误", "用户名不能为空");
-                        return;
-                    }
-
-                    if (QByteArray::fromBase64(settings->value("Common/Password", "").toString().toUtf8()).isEmpty())
-                    {
-                        QMessageBox::critical(this, "错误", "密码不能为空");
-                        return;
-                    }
-
-                    disconnect(processForWebLogin, &QProcess::finished, nullptr, nullptr);
-                    connect(processForWebLogin, &QProcess::finished, this, [&]()
-                    {
-                        QString output = Utils::ConsoleOutputToQString(processForWebLogin->readAllStandardOutput()).trimmed();
-                        if (output.contains("[Login Successful]") || output.contains("[Already Online]"))
-                        {
-                            isWebLogged = true;
-                            ui->pushButton1->setText("注销");
-                            addLog("登录成功！");
-                            showNotification("网页认证登录", "登录成功！");
-                        }
-                        else
-                        {
-                            addLog("登录失败！");
-
-                            if (output.contains("dhcp"))
-                            {
-                                output = "IP 不在 DHCP 表中！\n"
-                                         "这通常表明您正在使用不支持网页认证登录的有线网/ZJUWLAN-Secure\n"
-                                         "详细信息为：\n" + output;
-                            }
-                            else if (output.contains("User not found") || output.contains("Password is error"))
-                            {
-                                output = "登录失败！\n"
-                                         "请检查设置中的网络账号和密码是否设置正确！\n"
-                                         "详细信息为：\n" + output;
-                            }
-
-                            addLog(output);
-                            ui->modeComboBox->setEnabled(true);
-                            QMessageBox::critical(this, "错误", output);
-                        }
-
-                        ui->pushButton1->setEnabled(true);
-                    });
-
-                    QString ip;
-                    if (ui->interfaceComboBox->currentText() == "默认")
-                    {
-                        ip = "default";
-                    }
-                    else
-                    {
-                        ip = ui->interfaceComboBox->currentData().toString();
-                    }
-
-                    QString url;
-                    if (settings->value("WebLogin/EnableCustomUrl", false).toBool())
-                    {
-                        url = settings->value("WebLogin/CustomUrl", "https://net.zju.edu.cn").toString();
-                    }
-                    else if (settings->value("WebLogin/IntlUrl", false).toBool())
-                    {
-                        url = "https://zjuwlan.intl.zju.edu.cn";
-                    }
-                    else
-                    {
-                        url = "https://net.zju.edu.cn";
-                    }
-
-                    processForWebLogin->start(
-                        "weblogin.exe",
-                        QStringList()
-                            << "login"
-                            << "-u"
-                            << settings->value("Common/Username").toString()
-                            << "-p"
-                            << QByteArray::fromBase64(settings->value("Common/Password").toString().toUtf8())
-                            << "-i"
-                            << ip
-                            << "--url"
-                            << url
-                    );
-
-                    addLog("正在进行网页认证登录，接口：" + ui->interfaceComboBox->currentText());
-                }
-                else
-                {
-                    disconnect(processForWebLogin, &QProcess::finished, nullptr, nullptr);
-                    connect(processForWebLogin, &QProcess::finished, this, [&]()
-                    {
-                        isWebLogged = false;
-
-                        ui->pushButton1->setText("登录");
-                        addLog("注销成功！");
-
-                        ui->pushButton1->setEnabled(true);
-                        ui->modeComboBox->setEnabled(true);
-                    });
-
-                    QString ip;
-                    if (ui->interfaceComboBox->currentText() == "默认")
-                    {
-                        ip = "default";
-                    }
-                    else
-                    {
-                        ip = ui->interfaceComboBox->currentData().toString();
-                    }
-
-                    QString url;
-                    if (settings->value("WebLogin/EnableCustomUrl", false).toBool())
-                    {
-                        url = settings->value("WebLogin/CustomUrl", "https://net.zju.edu.cn").toString();
-                    }
-                    else if (settings->value("WebLogin/IntlUrl", false).toBool())
-                    {
-                        url = "https://zjuwlan.intl.zju.edu.cn";
-                    }
-                    else
-                    {
-                        url = "https://net.zju.edu.cn";
-                    }
-
-                    processForWebLogin->start(
-                        "weblogin.exe",
-                        QStringList()
-                            << "logout"
-                            << "-u"
-                            << settings->value("Common/Username").toString()
-                            << "-i"
-                            << ip
-                            << "--url"
-                            << url
-                    );
-
-                    addLog("正在注销网页认证，接口：" + ui->interfaceComboBox->currentText());
-                }
-            });
-
-    emit SetModeFinished();
-}
diff --git a/zjuconnectcontroller/zjuconnectcontroller.cpp b/zjuconnectcontroller/zjuconnectcontroller.cpp
index 3330474..0498d98 100644
--- a/zjuconnectcontroller/zjuconnectcontroller.cpp
+++ b/zjuconnectcontroller/zjuconnectcontroller.cpp
@@ -49,6 +49,7 @@ void ZjuConnectController::start(
     const QString &password,
     const QString &server,
     int port,
+    const QString& dns,
     bool disableMultiLine,
     bool proxyAll,
     const QString &socksBind,
@@ -74,6 +75,12 @@ void ZjuConnectController::start(
         args.append(QString::number(port));
     }
 
+    if (!dns.isEmpty())
+    {
+        args.append("-zju-dns-server");
+        args.append(dns);
+    }
+
     if (disableMultiLine)
     {
         args.append("-disable-multi-line");
@@ -124,6 +131,11 @@ void ZjuConnectController::start(
         args.append(udpPortForwarding);
     }
 
+    QString cmd = program;
+    for (const auto& arg : args)
+        cmd += " " + arg;
+    emit outputRead(cmd);
+
     zjuConnectProcess->start(program, args);
     zjuConnectProcess->waitForStarted();
 }
diff --git a/zjuconnectcontroller/zjuconnectcontroller.h b/zjuconnectcontroller/zjuconnectcontroller.h
index 696feb8..c23d797 100644
--- a/zjuconnectcontroller/zjuconnectcontroller.h
+++ b/zjuconnectcontroller/zjuconnectcontroller.h
@@ -18,6 +18,7 @@ public:
         const QString &password,
         const QString &server = "",
         int port = 0,
+        const QString& dns = "",
         bool disableMultiLine = false,
         bool proxyAll = false,
         const QString &socksBind = "",
diff --git a/zjuconnectmode.cpp b/zjuconnectmode.cpp
index bdff592..cdba177 100644
--- a/zjuconnectmode.cpp
+++ b/zjuconnectmode.cpp
@@ -11,10 +11,6 @@ void MainWindow::setModeToZjuConnect()
     clearLog();
 
     networkDetector->start();
-
-    ui->interfaceLabel->hide();
-    ui->refreshInterfaceButton->hide();
-    ui->interfaceComboBox->hide();
     ui->tunCheckBox->show();
 
     if (settings->contains("ZJUConnect/TunMode"))
@@ -78,7 +74,6 @@ void MainWindow::setModeToZjuConnect()
         showNotification("RVPN", "RVPN 断开！", QSystemTrayIcon::MessageIcon::Warning);
         isZjuConnectLinked = false;
         ui->pushButton1->setText("连接服务器");
-        ui->modeComboBox->setEnabled(true);
 
         if (isZjuConnectLoginError)
         {
@@ -97,7 +92,7 @@ void MainWindow::setModeToZjuConnect()
             {
                 if (!isZjuConnectLinked)
                 {
-                    if (settings->value("ZJUConnect/ServerAddress", "rvpn.zju.edu.cn").toString().isEmpty())
+                    if (settings->value("ZJUConnect/ServerAddress", "vpn.hitsz.edu.cn").toString().isEmpty())
                     {
                         QMessageBox::critical(this, "错误", "服务器地址不能为空");
                         return;
@@ -121,6 +116,7 @@ void MainWindow::setModeToZjuConnect()
                         QByteArray::fromBase64(settings->value("Common/Password").toString().toUtf8()),
                         settings->value("ZJUConnect/ServerAddress").toString(),
                         settings->value("ZJUConnect/ServerPort", 443).toInt(),
+                        settings->value("ZJUConnect/DNS").toString(),
                         !settings->value("ZJUConnect/MultiLine", true).toBool(),
                         settings->value("ZJUConnect/ProxyAll", false).toBool(),
                         "127.0.0.1:" + QString::number(settings->value("ZJUConnect/Socks5Port", 11080).toInt()),
@@ -133,7 +129,6 @@ void MainWindow::setModeToZjuConnect()
                     );
 
                     isZjuConnectLinked = true;
-                    ui->modeComboBox->setEnabled(false);
                     ui->pushButton1->setText("断开服务器");
                     ui->pushButton2->show();
 
@@ -155,7 +150,6 @@ void MainWindow::setModeToZjuConnect()
 
                     ui->pushButton1->setText("连接服务器");
                     ui->pushButton2->hide();
-                    ui->modeComboBox->setEnabled(true);
                 }
             });