diff --git a/LaunchRegisterKey.pro b/LaunchRegisterKey.pro
index 0dcb8d0..bc8c760 100644
--- a/LaunchRegisterKey.pro
+++ b/LaunchRegisterKey.pro
@@ -18,18 +18,20 @@ DEFINES += QT_DEPRECATED_WARNINGS
 SOURCES += \
     common.cpp \
     main.cpp \
-    network/udpdatathread.cpp \
+    network/udpdatahandler.cpp \
     network/udpsocketworker.cpp \
+    ui/countdownmessagebox.cpp \
     ui/settingwgt.cpp \
     ui/widget.cpp
 
 HEADERS += \
     common.h \
-    network/udpdatathread.h \
+    network/udpdatahandler.h \
     network/udpsocketworker.h \
     third_party/logger/EasySpdLog.h \
     third_party/nlohmann/json.hpp \
     third_party/nlohmann/json_fwd.hpp \
+    ui/countdownmessagebox.h \
     ui/settingwgt.h \
     ui/widget.h \
     utils/interface.h
diff --git a/common.cpp b/common.cpp
index 1074d00..7d8cf95 100644
--- a/common.cpp
+++ b/common.cpp
@@ -1,6 +1,8 @@
 #include "common.h"
 #include <fstream>
 #include <QDir>
+#include <QSettings>
+
 #include <QDebug>
 
 using namespace nlohmann;
@@ -12,15 +14,17 @@ Common::Common()
 
 bool Common::loadConfig(const QString &filePath)
 {
-    m_configFilePath = filePath;
-    std::ifstream jsonStream(filePath.toLocal8Bit());
+    // 提取网络配置
+    QString iniFilePath = filePath + "/network.ini";
+    QSettings *configIni = new QSettings(iniFilePath, QSettings::IniFormat);
+    m_ipAddr = configIni->value("network/ip").toString();
+    m_srcPort = configIni->value("network/src_port").toInt();
+    m_dstPort = configIni->value("network/dst_port").toInt();
+
+    m_configFilePath = filePath + "/Config.json";
+    std::ifstream jsonStream(m_configFilePath.toLocal8Bit());
     m_configJson = json::parse(jsonStream);
     jsonStream.close();
-    // 提取网络配置
-    auto netCfg = m_configJson.at("network");
-    m_ipAddr = QString::fromStdString(netCfg["ip"]);
-    m_srcPort = netCfg["src_port"];
-    m_dstPort = netCfg["dst_port"];
     // 提取工作模式
     auto workmodes = m_configJson.at("workmode");
     for (const auto& workmode : workmodes)
@@ -53,7 +57,14 @@ bool Common::saveConfig(const QMap<int, ProductConfig> &productsCfg, const QMap<
     return true;
 }
 
-QString Common::getHostAddress() const
+bool Common::updateProductsConfig(const QMap<int, ProductConfig> &productsCfg)
+{
+    setProductConfig(productsCfg);
+    saveConfig();
+    return true;
+}
+
+QString Common::getIPAddr() const
 {
     return m_ipAddr;
 }
@@ -73,7 +84,7 @@ bool Common::saveConfig()
     std::ofstream outFile(m_configFilePath.toLocal8Bit());
     if (!outFile)
     {
-        qDebug() << "无法打开文件进行写入！";
+        LError("Write config json file error!");
         return false;
     }
     outFile << m_configJson.dump(4);
diff --git a/common.h b/common.h
index d1c29de..f378aef 100644
--- a/common.h
+++ b/common.h
@@ -14,21 +14,30 @@ class Common : public QObject, public Singleton<Common>
     Q_OBJECT
     friend class Singleton<Common>;
 public:
+    // 加载Config文件
     bool loadConfig(const QString& filePath);
-    bool saveConfig(const QMap<int, ProductConfig>& productsCfg, const QMap<int, ModeConfig>& workmodeCfg);
-
-    QString getHostAddress() const;
+    // 保存到Config文件
+    bool saveConfig(const QMap<int, ProductConfig> &productsCfg, const QMap<int, ModeConfig> &workmodeCfg);
+    // 更新产品配置文件
+    bool updateProductsConfig(const QMap<int, ProductConfig> &productsCfg);
+    // 获取IP地址
+    QString getIPAddr() const;
+    // 获取端口号
     int getSrcPort() const;
     int getDstPort() const;
-
+    // 获取产品配置
     QMap<int, ProductConfig> getProductConfigs();
+    // 设置产品配置
     void setProductConfig(const QMap<int, ProductConfig>& productsCfg);
+    // 获取工作模式
     QMap<int, ModeConfig> getWorkModeConfigs();
+    // 设置工作模式
     void setWorkModeConfigs(const QMap<int, ModeConfig>& workmodeCfg);
-
+    // 获取已选择的工作模式
     const QMap<QString, Mode>& getSelectedProducts() const;
-
+    // 获取当前工作模式
     int getCurrentWorkMode() const;
+    // 设置当前工作模式
     void setCurrentWorkMode(const int workMode);
 
 signals:
@@ -39,10 +48,10 @@ private:
     void FilterSelectedProducts();
 
 private:
-    QString m_configFilePath{};
+    QString m_configFilePath{};                     // 配置文件路径
     nlohmann::json m_configJson{};
     QString m_currentWorkPath{};                    // 当前工作路径
-    std::atomic<int> m_currentMode{ -1 };                        // 当前正在进行的工作模式
+    std::atomic<int> m_currentMode{ -1 };           // 当前正在进行的工作模式
     QString m_ipAddr{};
     int m_dstPort{};
     int m_srcPort{};
diff --git a/main.cpp b/main.cpp
index 9936b3c..140b982 100644
--- a/main.cpp
+++ b/main.cpp
@@ -2,6 +2,7 @@
 
 #include <QApplication>
 
+#include "common.h"
 #include "EasySpdLog.h"
 
 int main(int argc, char *argv[])
@@ -10,6 +11,9 @@ int main(int argc, char *argv[])
     // 初始化日志类
     auto loggerPath = QString(QApplication::applicationDirPath() + "/logs/log.log").toLocal8Bit();
     SetLogger(loggerPath.data());
+    // 加载配置文件
+    QString filePath = QApplication::applicationDirPath() + "/config";
+    Common::GetInstance()->loadConfig(filePath);
     //
     Widget w;
     w.move(0, 0);
diff --git a/network/udpdatathread.cpp b/network/udpdatahandler.cpp
similarity index 71%
rename from network/udpdatathread.cpp
rename to network/udpdatahandler.cpp
index bbb5130..77eb2f5 100644
--- a/network/udpdatathread.cpp
+++ b/network/udpdatahandler.cpp
@@ -1,11 +1,11 @@
-#include "udpdatathread.h"
+#include "udpdatahandler.h"
 #include <QHostAddress>
 #include "common.h"
 #include "EasySpdLog.h"
 
 #include <QDebug>
 
-UdpDataThread::UdpDataThread(QObject *parent)
+UdpDataHandler::UdpDataHandler(QObject *parent)
     : QObject(parent)
     , m_workerThread(new QThread())
     , m_udpWorker(nullptr)
@@ -13,47 +13,46 @@ UdpDataThread::UdpDataThread(QObject *parent)
     , m_connectStatus(false)
     , m_isSending(false)
 {
-    auto ipAddr = Common::GetInstance()->getHostAddress();
+    auto ipAddr = Common::GetInstance()->getIPAddr();
     auto recvPort = Common::GetInstance()->getSrcPort();
     m_hostAddr.setAddress(ipAddr);
     m_udpWorker = new UdpSocketWorker(m_hostAddr, recvPort);
     m_udpWorker->moveToThread(m_workerThread);
     m_workerThread->start();
-    connect(m_udpWorker, &UdpSocketWorker::dataReceived, this, &UdpDataThread::recvData);
-    connect(m_checkConnectTimer, &QTimer::timeout, this, &UdpDataThread::checkConnectSlot);
+    connect(m_udpWorker, &UdpSocketWorker::dataReceived, this, &UdpDataHandler::recvData);
+    connect(m_checkConnectTimer, &QTimer::timeout, this, &UdpDataHandler::checkConnectSlot);
     m_checkConnectTimer->start(1000);
 
 }
 
-UdpDataThread::~UdpDataThread()
+UdpDataHandler::~UdpDataHandler()
 {
 
 }
 
-void UdpDataThread::sendSnId(const QString &data)
+void UdpDataHandler::sendSnId(const QString &data)
 {
     QString snMsg = QString("5901%1%2").arg(data.length()).arg(data);
-    //m_udpWorker->sendData(snMsg.toLocal8Bit(), m_hostAddr, Common::GetInstance()->getDstPort());
     m_udpWorker->startSending("send_sn", snMsg.toLocal8Bit(), m_hostAddr, Common::GetInstance()->getDstPort());
 }
 
-void UdpDataThread::sendStop()
+void UdpDataHandler::sendStop()
 {
     m_isSending = false;
 }
 
-void UdpDataThread::sendClose()
+void UdpDataHandler::sendClose()
 {
     QString msg = QString("%1%2").arg(CONSTHEAD).arg("0301");
     m_udpWorker->startSending("iecs_close", msg.toLocal8Bit(), m_hostAddr, Common::GetInstance()->getDstPort());
 }
 
-void UdpDataThread::stopClose()
+void UdpDataHandler::stopClose()
 {
     m_udpWorker->stopSending("iecs_close");
 }
 
-void UdpDataThread::recvData(const QByteArray &data)
+void UdpDataHandler::recvData(const QByteArray &data)
 {
     if (data.size() == 0)
         return;
@@ -68,7 +67,7 @@ void UdpDataThread::recvData(const QByteArray &data)
         m_connectStatus = true;
         int type = dataStr.mid(6, 1).toInt();
         Common::GetInstance()->setCurrentWorkMode(type);
-        emit connectStatus(true);
+        emit GetConnStatusSig(true);
         break;
     }
     case SIGNAL_SN:
@@ -80,7 +79,7 @@ void UdpDataThread::recvData(const QByteArray &data)
         }
         else
         {
-            qDebug()<<"SIGNAL_SN:"<<data;
+            LWarn("Unknown SIGNAL_SN:{}", data);
         }
         break;
     }
@@ -90,18 +89,18 @@ void UdpDataThread::recvData(const QByteArray &data)
         bool ret = dataStr.mid(6, 1).toInt();
         if (status == 1)
         {
-            emit registerRet(ret);
+            emit GetDoneSig(ret);
         }
         break;
     }
     default:
-        qDebug()<<"data:"<<data;
+        LWarn("Unknow message:{}", data);
         break;
     }
 
 }
 
-void UdpDataThread::checkConnectSlot()
+void UdpDataHandler::checkConnectSlot()
 {
     static int times = 0;
     if (!m_connectStatus)
@@ -115,8 +114,7 @@ void UdpDataThread::checkConnectSlot()
     if (times >= 3)
     {
         Common::GetInstance()->setCurrentWorkMode(-1);
-        emit connectStatus(false);
-        qDebug()<<"disconnect";
+        emit GetConnStatusSig(false);
         times = 0;
     }
     m_connectStatus = false;
diff --git a/network/udpdatathread.h b/network/udpdatahandler.h
similarity index 60%
rename from network/udpdatathread.h
rename to network/udpdatahandler.h
index f3137da..5c33bf2 100644
--- a/network/udpdatathread.h
+++ b/network/udpdatahandler.h
@@ -13,21 +13,27 @@ typedef enum {
     SIGNAL_BEATDST      //外挂软件状态
 }SIGNALTYPE;
 
-#define CONSTHEAD 59
+#define CONSTHEAD 59    //数据头
 
-class UdpDataThread : public QObject
+class UdpDataHandler : public QObject
 {
     Q_OBJECT
 public:
-    UdpDataThread(QObject *parent = nullptr);
-    ~UdpDataThread();
-    void sendSnId(const QString& data);
+    UdpDataHandler(QObject *parent = nullptr);
+    ~UdpDataHandler();
+    // 循环发送产品SN号
+    void sendSnId(const QString &data);
+    // 停止发送产品SN号
     void sendStop();
+    // 发送关闭信号
     void sendClose();
+    // 停止发送关闭信号
     void stopClose();
 signals:
-    void connectStatus(bool);
-    void registerRet(bool);
+    // 连接状态信号
+    void GetConnStatusSig(bool);
+    // 注KEY是否完成信号
+    void GetDoneSig(bool);
 private slots:
     void recvData(const QByteArray &data);
     void checkConnectSlot();
@@ -38,7 +44,7 @@ private:
     QHostAddress m_hostAddr;
     QTimer *m_checkConnectTimer;
     // 判断注KEY软件状态
-    volatile bool m_connectStatus;
+    std::atomic<bool> m_connectStatus;
     volatile bool m_isSending;
     QString m_currSn;
 };
diff --git a/ui/countdownmessagebox.cpp b/ui/countdownmessagebox.cpp
new file mode 100644
index 0000000..c3b12f2
--- /dev/null
+++ b/ui/countdownmessagebox.cpp
@@ -0,0 +1,37 @@
+#pragma execution_character_set("utf-8")
+#include "countdownmessagebox.h"
+
+CountdownMessageBox::CountdownMessageBox(int timeoutSeconds, QWidget *parent)
+    : QMessageBox(parent)
+    , m_timeoutSeconds(timeoutSeconds)
+{
+    // 初始显示时间
+    setText(tr("还有%1秒关闭...").arg(m_timeoutSeconds));
+
+    // 创建定时器
+    m_timer = new QTimer(this);
+    connect(m_timer, &QTimer::timeout, this, &CountdownMessageBox::updateCountdown);
+    m_timer->start(1000); // 每秒触发一次
+}
+
+void CountdownMessageBox::showCountdownMessageBox(QWidget *parent, int timeoutSeconds, const QString &title)
+{
+    CountdownMessageBox msgBox(timeoutSeconds, parent);
+    msgBox.setWindowTitle(title);
+    msgBox.setStandardButtons(QMessageBox::Ok | QMessageBox::Cancel);
+    msgBox.exec();
+}
+
+void CountdownMessageBox::updateCountdown()
+{
+    if (m_timeoutSeconds > 0)
+    {
+        --m_timeoutSeconds;
+        setText(tr("还有%1秒关闭...").arg(m_timeoutSeconds));
+    }
+    else
+    {
+        m_timer->stop();
+        accept(); // 关闭对话框
+    }
+}
diff --git a/ui/countdownmessagebox.h b/ui/countdownmessagebox.h
new file mode 100644
index 0000000..5cec4f2
--- /dev/null
+++ b/ui/countdownmessagebox.h
@@ -0,0 +1,19 @@
+#ifndef COUNTDOWNMESSAGEBOX_H
+#define COUNTDOWNMESSAGEBOX_H
+
+#include <QMessageBox>
+#include <QTimer>
+
+class CountdownMessageBox : public QMessageBox
+{
+public:
+    explicit CountdownMessageBox(int timeoutSeconds, QWidget *parent = nullptr);
+    static void showCountdownMessageBox(QWidget *parent, int timeoutSeconds, const QString &title);
+private slots:
+    void updateCountdown();
+private:
+    int m_timeoutSeconds;
+    QTimer *m_timer;
+};
+
+#endif // COUNTDOWNMESSAGEBOX_H
diff --git a/ui/settingwgt.cpp b/ui/settingwgt.cpp
index c70a47c..a7d0bc7 100644
--- a/ui/settingwgt.cpp
+++ b/ui/settingwgt.cpp
@@ -17,14 +17,12 @@ SettingWgt::SettingWgt(QWidget *parent) :
     ui(new Ui::SettingDlg)
 {
     ui->setupUi(this);
-    QString filePath = QApplication::applicationDirPath() + "/config/Config.json";
-    Common::GetInstance()->loadConfig(filePath);
+
     m_productsCfg = Common::GetInstance()->getProductConfigs();
     m_workmodesCfg = Common::GetInstance()->getWorkModeConfigs();
     m_productNums = m_productsCfg.size();
     m_workModeNums = m_workmodesCfg.size();
     initUI();   //一定放在前面
-    loadConfig();
 }
 
 SettingWgt::~SettingWgt()
@@ -43,25 +41,30 @@ void SettingWgt::initUI()
     {
         QGroupBox *groupBox = new QGroupBox(workmodeCfg.name, ui->frame_set_mode);
         QGridLayout *groupLayout = new QGridLayout(groupBox);
+
         QLabel *nameLab = new QLabel("正常", groupBox);
         groupLayout->addWidget(nameLab, 0, 0);
         QLineEdit *workPathEdit = new QLineEdit(workmodeCfg.workPath, groupBox);
+        workPathEdit->setEnabled(false);
         groupLayout->addWidget(workPathEdit, 0, 1);
         QPushButton *selectworkPathBtn = new QPushButton("<", groupBox);
         selectworkPathBtn->setMaximumWidth(30);
         groupLayout->addWidget(selectworkPathBtn, 0, 2);
         connect(selectworkPathBtn, &QPushButton::clicked, selectWorkPathMapper, qOverload<>(&QSignalMapper::map));
         selectWorkPathMapper->setMapping(selectworkPathBtn, workmodeCfg.index);
+        selectworkPathBtn->hide();
 
         QLabel *reworknameLab = new QLabel("返工", groupBox);
         groupLayout->addWidget(reworknameLab, 1, 0);
         QLineEdit *reworkPathEdit = new QLineEdit(workmodeCfg.reworkPath, groupBox);
         groupLayout->addWidget(reworkPathEdit, 1, 1);
+        reworkPathEdit->setEnabled(false);
         QPushButton *selectReworkPathBtn = new QPushButton("<", groupBox);
         selectReworkPathBtn->setMaximumWidth(30);
         groupLayout->addWidget(selectReworkPathBtn, 1, 2);
         connect(selectReworkPathBtn, &QPushButton::clicked, selectReworkPathMapper, qOverload<>(&QSignalMapper::map));
         selectReworkPathMapper->setMapping(selectReworkPathBtn, workmodeCfg.index);
+        selectReworkPathBtn->hide();
 
         m_workPathLineEdits.insert(workmodeCfg.index, qMakePair(workPathEdit, reworkPathEdit));
 
@@ -102,7 +105,7 @@ void SettingWgt::initUI()
         layout->addWidget(checkbox, i + 1, 1);
         // 产品SN适配设置输入框创建
         QLineEdit *lineEdit = new QLineEdit(ui->frame_setting);
-        //lineEdit->setEnabled(false);
+        lineEdit->setEnabled(false);
         m_snFormatLineEdits.push_back(lineEdit);
         layout->addWidget(lineEdit, i + 1, 2);
         // 工作模式下拉框创建
@@ -113,15 +116,17 @@ void SettingWgt::initUI()
         }
         m_modeComboBoxes.push_back(comboBox);
         layout->addWidget(comboBox, i + 1, 3);
+        comboBox->setEnabled(false);
     }
     // 将 QSignalMapper 的信号连接到槽函数
     connect(checkBoxMapper, static_cast<void(QSignalMapper::*)(int)>(&QSignalMapper::mapped), this, &SettingWgt::onCheckBoxStateChanged);
+    loadConfig();
 }
 
 void SettingWgt::loadConfig()
 {
     // 显示产品配置
-    for (const auto& product : m_productsCfg)
+    for (const auto product : m_productsCfg)
     {
         int index = product.productId;
         bool selected = product.selected;
@@ -139,14 +144,20 @@ void SettingWgt::loadConfig()
 void SettingWgt::onCheckBoxStateChanged(int index)
 {
     QCheckBox *checkBox = m_selectCheckBoxes[index];
-    if (checkBox && checkBox->isChecked())
+    if (checkBox)
     {
-        QString formatStr = m_snFormatLineEdits[index]->text();
-        if (formatStr.isEmpty())
+        if (checkBox->isChecked())
         {
-            checkBox->setCheckState(Qt::Unchecked);
-            QMessageBox::warning(this, "启用失败", "产品SN适配为空，请先进行设置再进行启用！");
+            QString formatStr = m_snFormatLineEdits[index]->text();
+            if (formatStr.isEmpty())
+            {
+                checkBox->setCheckState(Qt::Unchecked);
+                QMessageBox::warning(this, "启用失败", "产品SN适配为空，请先进行设置再进行启用！");
+                return;
+            }
         }
+        m_productsCfg[index + 1].selected = checkBox->isChecked();
+        Common::GetInstance()->updateProductsConfig(m_productsCfg);
     }
 }
 
diff --git a/ui/settingwgt.h b/ui/settingwgt.h
index a2f311d..8f4564c 100644
--- a/ui/settingwgt.h
+++ b/ui/settingwgt.h
@@ -7,6 +7,7 @@
 #include <QLineEdit>
 #include <QComboBox>
 #include <QGroupBox>
+#include <QPushButton>
 
 #include "common.h"
 #include "nlohmann/json.hpp"
diff --git a/ui/settingwgt.ui b/ui/settingwgt.ui
index 7f245f6..89c8ced 100644
--- a/ui/settingwgt.ui
+++ b/ui/settingwgt.ui
@@ -13,7 +13,7 @@
   <property name="windowTitle">
    <string>Form</string>
   </property>
-  <layout class="QVBoxLayout" name="verticalLayout" stretch="2,7,1">
+  <layout class="QVBoxLayout" name="verticalLayout" stretch="2,7">
    <item>
     <widget class="QFrame" name="frame_set_mode">
      <property name="frameShape">
@@ -34,30 +34,6 @@
      </property>
     </widget>
    </item>
-   <item>
-    <layout class="QHBoxLayout" name="horizontalLayout">
-     <item>
-      <spacer name="horizontalSpacer">
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
-       </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>40</width>
-         <height>20</height>
-        </size>
-       </property>
-      </spacer>
-     </item>
-     <item>
-      <widget class="QPushButton" name="pushButton_ok">
-       <property name="text">
-        <string>确认</string>
-       </property>
-      </widget>
-     </item>
-    </layout>
-   </item>
   </layout>
  </widget>
  <resources/>
diff --git a/ui/widget.cpp b/ui/widget.cpp
index b72e446..1ece6aa 100644
--- a/ui/widget.cpp
+++ b/ui/widget.cpp
@@ -10,6 +10,7 @@
 #include <QSqlError>
 #include <QProcess>
 #include <QDir>
+#include "countdownmessagebox.h"
 #include "common.h"
 
 #include <QDebug>
@@ -20,19 +21,16 @@ Widget::Widget(QWidget *parent)
     : QWidget(parent)
     , ui(new Ui::Widget)
     , m_settingDlg(new SettingWgt(this))
-    , m_udpDataThread(new UdpDataThread(this))
+    , m_udpDataThread(new UdpDataHandler(this))
     , m_showSetting(false)
+    , m_isSwitching(false)
 
 {
-    QString filePath = QApplication::applicationDirPath() + "/config/Config.json";
-    Common::GetInstance()->loadConfig(filePath);
     ui->setupUi(this);
     initUI();
-    connect(m_settingDlg, &SettingWgt::SettingFinishSig, [this](){
-        on_pushButton_setting_clicked();
-    });
-    connect(m_udpDataThread, &UdpDataThread::registerRet, this, &Widget::RegisterRetSlot);
-    connect(m_udpDataThread, &UdpDataThread::connectStatus, this, &Widget::ConnectStatusSlot);
+    connect(m_settingDlg, &SettingWgt::SettingFinishSig, this, &Widget::on_pushButton_setting_clicked);
+    connect(m_udpDataThread, &UdpDataHandler::GetDoneSig, this, &Widget::RegisterDoneSlot);
+    connect(m_udpDataThread, &UdpDataHandler::GetConnStatusSig, this, &Widget::GetConnStatusSlot);
 }
 
 Widget::~Widget()
@@ -90,13 +88,13 @@ int Widget::startIECSProgram(const QString& workPath, const QString& snId)
 {
     QProcess *process = new QProcess(this);
     process->start(workPath);
-    qDebug()<<"startIECSProgram:"<<snId;
     if (!process->waitForStarted())
     {
         LError("Failed to start the program with arguments:{}", process->errorString());
         return ExecIECSError;
     }
     m_udpDataThread->sendSnId(snId);
+    m_isSwitching = false;
     return NoError;
 }
 
@@ -104,7 +102,11 @@ int Widget::checkForRepairProgram(const int mode, const QString& sn, bool& isFin
 {
     auto workModeCfg = Common::GetInstance()->getWorkModeConfigs();
     QDir workDir(workModeCfg[mode].workPath);
-    workDir.cdUp();
+    if (!workDir.cdUp())
+    {
+        LError("Workdir cd up failed!");
+        return -1;
+    }
     QString dbPath = workDir.absolutePath() + "/config.db";
     return databaseQuery(dbPath, sn, isFind);
 }
@@ -114,6 +116,7 @@ int Widget::databaseQuery(const QString& databasePath, const QString& deviceSn,
     // 创建和打开 SQLite 数据库
     QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
     db.setDatabaseName(databasePath); // 使用传入的数据库路径
+
     if (!db.open())
     {
         LError("Failed to open database:{}", db.lastError().text());
@@ -123,38 +126,47 @@ int Widget::databaseQuery(const QString& databasePath, const QString& deviceSn,
 
     // 创建查询对象
     QSqlQuery query(db);
+
     // 准备 SQL 查询
     query.prepare("SELECT COUNT(1) FROM history WHERE device_sn = :device_sn;");
     query.bindValue(":device_sn", deviceSn);
+
     // 执行查询
     if (!query.exec()) {
         LError("Failed to execute query:{}", query.lastError().text());
         isFind = false;
         db.close();
+        QSqlDatabase::removeDatabase(QSqlDatabase::defaultConnection);
         return DatabaseSelectError;
     }
+
     // 处理查询结果
     if (query.next())
     {
         int count = query.value(0).toInt();
         isFind = (count > 0);
         db.close();
+        QSqlDatabase::removeDatabase(QSqlDatabase::defaultConnection);
         return NoError;
     }
+
     isFind = false;
     db.close();
+    QSqlDatabase::removeDatabase(QSqlDatabase::defaultConnection);
     return DatabaseUnknownError;
 }
 
-void Widget::RegisterRetSlot(bool ret)
+void Widget::RegisterDoneSlot(bool ret)
 {
+    qDebug()<<"11111";
     ui->lineEdit_snId->setEnabled(true);
 }
 
-void Widget::ConnectStatusSlot(bool ret)
+void Widget::GetConnStatusSlot(bool ret)
 {
-    if (!ret)
+    if (!ret && !m_isSwitching)
     {
+        qDebug()<<"ret:"<<ret<<",m_isSwitching:"<<m_isSwitching;
         ui->lineEdit_snId->setEnabled(true);
     }
 }
@@ -164,8 +176,8 @@ void Widget::on_pushButton_setting_clicked()
     if (ui->widget_setting->isHidden())
     {
         ui->pushButton_setting->setIcon(QIcon(":/resources/folding.png"));
-        m_settingDlg->loadConfig();
         ui->widget_setting->show();
+        m_settingDlg->loadConfig();
         int currentWidth = this->width();
         this->adjustSize();
         this->resize(currentWidth, this->height());  // 只保持高度变化
@@ -190,9 +202,34 @@ void Widget::addLogItem(const QString &text)
     ui->list_log->addItem(text); // 添加新条目
 }
 
-int Widget::switchProgram()
+int Widget::switchProgram(const QString snId, const int mode, const bool isRepair)
 {
+    static bool isFirstRepair = true;
+    if (isRepair && isFirstRepair)
+    {
+        isFirstRepair = false;
+        CountdownMessageBox::showCountdownMessageBox(this, 3, "正在切换返修程序包！");
+    }
+    else if (!isRepair)
+    {
+        isFirstRepair = true;
+    }
+    auto workModeCfgs = Common::GetInstance()->getWorkModeConfigs();
+    auto workModeCfg = workModeCfgs[mode];
+    QString workPath = isRepair ? workModeCfg.reworkPath : workModeCfg.workPath;
 
+    QTimer *timer = new QTimer(this);
+    connect(timer, &QTimer::timeout, this, [this, timer, snId, workPath]() {
+        if (Common::GetInstance()->getCurrentWorkMode() == -1)
+        {
+            m_isSwitching = true;
+            m_udpDataThread->stopClose();
+            timer->stop();  // 停止定时器
+            // 启动 IECS 程序
+            startIECSProgram(workPath, snId);
+        }
+    });
+    timer->start(1000);
     return 0;
 }
 
@@ -218,7 +255,7 @@ void Widget::on_lineEdit_snId_returnPressed()
     }
     if (productFormat.isEmpty())
     {
-        QMessageBox::information(this, "警告", "当前SN与启用设值SN不匹配，请检查或重新扫码");
+        QMessageBox::information(this, "警告", "当前SN与启用设值SN不匹配，请检查设置或重新扫码");
         return;
     }
     ui->lineEdit_snId->setEnabled(false);
@@ -232,8 +269,7 @@ void Widget::on_lineEdit_snId_returnPressed()
         return;
     }
     auto selectMode = selectedProducts[productFormat];
-    auto workModeCfgs = Common::GetInstance()->getWorkModeConfigs();
-    if (selectMode != currWorkMode)
+    if (selectMode != currWorkMode || isRepair)
     {
         // 切换工作模式
         if (currWorkMode != -1)
@@ -242,20 +278,7 @@ void Widget::on_lineEdit_snId_returnPressed()
         }
         //TODO:不相等时，m_udpDataThread发送关闭信号，等待Common单例类中的标志位变成-1后，m_udpDataThread停止发送关闭信号并启动IECS程序
         //同时需要去IECS程序路径中查找数据库，判断是否使用返修程序
-        auto workModeCfg = workModeCfgs[selectMode];
-        QString workPath = isRepair ? workModeCfg.reworkPath : workModeCfg.workPath;
-        qDebug()<<"workPath:"<<workPath;
-        QTimer *timer = new QTimer(this);
-        connect(timer, &QTimer::timeout, this, [this, timer, snId, workPath]() {
-            if (Common::GetInstance()->getCurrentWorkMode() == -1)
-            {
-                m_udpDataThread->stopClose();
-                timer->stop();  // 停止定时器
-                // 启动 IECS 程序
-                startIECSProgram(workPath, snId);
-            }
-        });
-        timer->start(1000);
+        switchProgram(snId, selectMode, isRepair);
         return;
     }
     m_udpDataThread->sendSnId(snId);
diff --git a/ui/widget.h b/ui/widget.h
index 4aee6b9..7dc2815 100644
--- a/ui/widget.h
+++ b/ui/widget.h
@@ -3,7 +3,7 @@
 
 #include <QWidget>
 #include "settingwgt.h"
-#include "udpdatathread.h"
+#include "udpdatahandler.h"
 
 QT_BEGIN_NAMESPACE
 namespace Ui { class Widget; }
@@ -24,10 +24,10 @@ private:
 
     int databaseQuery(const QString& databasePath, const QString& deviceSn, bool& isFind);
 private slots:
-    void RegisterRetSlot(bool ret);
-    void ConnectStatusSlot(bool ret);
+    void RegisterDoneSlot(bool ret);
+    void GetConnStatusSlot(bool ret);
     void addLogItem(const QString& text);
-    int switchProgram();
+    int switchProgram(const QString snId, const int mode, const bool isRepair);
     void on_pushButton_setting_clicked();
     void on_lineEdit_snId_returnPressed();
     void on_pushButton_sendSnId_clicked();
@@ -35,7 +35,8 @@ private slots:
 private:
     Ui::Widget *ui;
     SettingWgt *m_settingDlg;
-    UdpDataThread *m_udpDataThread;
+    UdpDataHandler *m_udpDataThread;
     bool m_showSetting;
+    bool m_isSwitching;
 };
 #endif // WIDGET_H