diff --git a/kylin-background-upgrade.pro.user b/kylin-background-upgrade.pro.user
index ffee34f..f026e3e 100644
--- a/kylin-background-upgrade.pro.user
+++ b/kylin-background-upgrade.pro.user
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.11.0, 2022-07-21T18:26:42. -->
+<!-- Written by QtCreator 4.11.0, 2022-08-23T14:03:45. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
@@ -282,10 +282,9 @@
     </valuelist>
     <value type="int" key="PE.EnvironmentAspect.Base">2</value>
     <valuelist type="QVariantList" key="PE.EnvironmentAspect.Changes"/>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">kylin-background-upgrade2</value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4RunConfiguration:/home/lxy/kylin-background-upgrade/OpenKylin/make_deb/kylin-background-upgrade/kylin-background-upgrade.pro</value>
-    <value type="QString" key="ProjectExplorer.RunConfiguration.BuildKey">/home/lxy/kylin-background-upgrade/OpenKylin/make_deb/kylin-background-upgrade/kylin-background-upgrade.pro</value>
-    <value type="QString" key="RunConfiguration.Arguments"></value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4RunConfiguration:/home/lxy/project/kylin-background-upgrade/openKylin/kylin-background-upgrade/kylin-background-upgrade.pro</value>
+    <value type="QString" key="ProjectExplorer.RunConfiguration.BuildKey">/home/lxy/project/kylin-background-upgrade/openKylin/kylin-background-upgrade/kylin-background-upgrade.pro</value>
+    <value type="QString" key="RunConfiguration.Arguments">--check-upgrade</value>
     <value type="bool" key="RunConfiguration.Arguments.multi">false</value>
     <value type="QString" key="RunConfiguration.OverrideDebuggerStartup"></value>
     <value type="bool" key="RunConfiguration.UseCppDebugger">false</value>
@@ -295,7 +294,7 @@
     <value type="bool" key="RunConfiguration.UseQmlDebugger">false</value>
     <value type="bool" key="RunConfiguration.UseQmlDebuggerAuto">true</value>
     <value type="QString" key="RunConfiguration.WorkingDirectory"></value>
-    <value type="QString" key="RunConfiguration.WorkingDirectory.default"></value>
+    <value type="QString" key="RunConfiguration.WorkingDirectory.default">/home/lxy/kylin-background-upgrade/sp3/build-kylin-background-upgrade-unknown-Debug</value>
    </valuemap>
    <value type="int" key="ProjectExplorer.Target.RunConfigurationCount">1</value>
   </valuemap>
diff --git a/src/main.cpp b/src/main.cpp
index f7179b2..4ec6e8d 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -149,6 +149,6 @@ int main(int argc, char *argv[])
     qunsetenv("SESSION_MANAGER");
     QApplication a(argc, argv);
     core *m_core= new core(arg);
-    QObject::connect(m_core,SIGNAL(execSignal()),&a,SLOT(quit()));
+//    QObject::connect(m_core,SIGNAL(execSignal()),&a,SLOT(quit()));
     return a.exec();
 }
diff --git a/src/updatehandle.cpp b/src/updatehandle.cpp
index 8529333..446de30 100644
--- a/src/updatehandle.cpp
+++ b/src/updatehandle.cpp
@@ -353,7 +353,7 @@ void updatehandle::UpdateDectCheck()
 {
     //判断是否有系统更新
 //    if(!checktime()){
-        qDebug()<<"Detection update has been opened ...";
+        qDebug()<<"wait for upgrade ...";
 //        connect(m_updateMutual,&update_dbus::UpdateDectFinished,this,&updatehandle::UpdateDectSlot);
         QDBusConnection::systemBus().connect(QString(),QString("/"),"com.kylin.update.notification","DownloadFinish",this,SLOT(UpdateDectSlot()));
 //        bool ret= m_updateMutual->checkForUpdateDect();
@@ -487,6 +487,8 @@ void updatehandle::InstallFinsih(bool state,QStringList pkgname,QString error,QS
  */
 void updatehandle::execslots()
 {
+    choice_window->hide();
+    qDebug()<<"Hide choice_window.";
     emit execSignal();
 }
 
diff --git a/src/updatewidget.cpp b/src/updatewidget.cpp
index 233e971..55216d5 100644
--- a/src/updatewidget.cpp
+++ b/src/updatewidget.cpp
@@ -50,7 +50,7 @@ updatewidget::updatewidget(QWidget *parent) :
 
     comboBox = new QComboBox();
     comboBox->clear();
-    strList<<tr("In 30 minutes")<<tr("one hours later")<<tr("five hours later")<<tr("one day later")<<tr("three day later")<<tr("five day later");
+    strList<<tr("In 30 minutes")<<tr("three hours later")<<tr("one day later");
     comboBox->addItems(strList);
 
     labelwidget = new QWidget();
@@ -313,63 +313,44 @@ void updatewidget::set_window_position()
  */
 char *updatewidget::insideTime()
 {
-    qDebug()<<comboBox->currentText();
+    qDebug()<<"Current index: "<<comboBox->currentText();
     QDateTime time = QDateTime::currentDateTime();                     //获取系统现在的时间
     QString str = time.toString("yyyy-MM-dd hh:mm:ss");                //设置显示格式
     QByteArray str2char2 = str.toLatin1(); // must
     char *nowtime = str2char2.data();
-
+    delayTimer = new QTimer();
+    connect(delayTimer, SIGNAL(timeout()), this, SLOT(delayTimeout()));
     if(comboBox->currentText() == strList.at(0)) {
-        QDateTime time = QDateTime::currentDateTime();                     //获取系统现在的时间
-        QString str = time.toString("yyyy-MM-dd hh:mm:ss");                //设置显示格式
         QDateTime bojb = QDateTime::fromString(str,"yyyy-MM-dd hh:mm:ss").addSecs(1800);
         QString str1 = bojb.toString("yyyy-MM-dd hh:mm:ss");
         QByteArray str2char2 = str1.toLatin1(); // must
         nowtime = str2char2.data();
-        return nowtime;
+        delaytime = 1800;
+        delayTimer->start(delaytime * 1000);
+        qDebug()<<"Delay trigger for: "<<delaytime;
     } else if (comboBox->currentText() == strList.at(1)) {
-        QDateTime time = QDateTime::currentDateTime();                     //获取系统现在的时间
-        QString str = time.toString("yyyy-MM-dd hh:mm:ss");                //设置显示格式
-        QDateTime bojb = QDateTime::fromString(str,"yyyy-MM-dd hh:mm:ss").addSecs(3600);
+        QDateTime bojb = QDateTime::fromString(str,"yyyy-MM-dd hh:mm:ss").addSecs(3600 * 3);
         QString str1 = bojb.toString("yyyy-MM-dd hh:mm:ss");
         QByteArray str2char2 = str1.toLatin1(); // must
         nowtime = str2char2.data();
-        return nowtime;
-    } else if (comboBox->currentText() == strList.at(2)) {
-        QDateTime time = QDateTime::currentDateTime();                     //获取系统现在的时间
-        QString str = time.toString("yyyy-MM-dd hh:mm:ss");                //设置显示格式
-        QDateTime bojb = QDateTime::fromString(str,"yyyy-MM-dd hh:mm:ss").addSecs(18000);
-        QString str1 = bojb.toString("yyyy-MM-dd hh:mm:ss");
-        QByteArray str2char2 = str1.toLatin1(); // must
-        nowtime = str2char2.data();
-        return nowtime;
-    } else if (comboBox->currentText() == strList.at(3)) {
-        QDateTime time = QDateTime::currentDateTime();                     //获取系统现在的时间
-        QString str = time.toString("yyyy-MM-dd hh:mm:ss");                //设置显示格式
-        QDateTime bojb = QDateTime::fromString(str,"yyyy-MM-dd hh:mm:ss").addDays(1);
-        QString str1 = bojb.toString("yyyy-MM-dd hh:mm:ss");
-        QByteArray str2char2 = str1.toLatin1(); // must
-        nowtime = str2char2.data();
-        return nowtime;
-    } else if (comboBox->currentText() == strList.at(4)) {
-        QDateTime time = QDateTime::currentDateTime();                     //获取系统现在的时间
-        QString str = time.toString("yyyy-MM-dd hh:mm:ss");                //设置显示格式
-        QDateTime bojb = QDateTime::fromString(str,"yyyy-MM-dd hh:mm:ss").addDays(3);
-        QString str1 = bojb.toString("yyyy-MM-dd hh:mm:ss");
-        QByteArray str2char2 = str1.toLatin1(); // must
-        nowtime = str2char2.data();
-        return nowtime;
-    } else if (comboBox->currentText() == strList.at(5)) {
-        QDateTime time = QDateTime::currentDateTime();                     //获取系统现在的时间
-        QString str = time.toString("yyyy-MM-dd hh:mm:ss");                //设置显示格式
-        QDateTime bojb = QDateTime::fromString(str,"yyyy-MM-dd hh:mm:ss").addDays(5);
-        QString str1 = bojb.toString("yyyy-MM-dd hh:mm:ss");
-        QByteArray str2char2 = str1.toLatin1(); // must
-        nowtime = str2char2.data();
-        return nowtime;
+        delaytime = 3600 * 3;
+        delayTimer->start(delaytime * 1000);
+        qDebug()<<"Delay trigger for: "<<delaytime;
     }
     return nowtime;
+}
 
+/**
+ * @brief updatehandle::delayTimeout
+ * 延时超时函数
+ */
+void updatewidget::delayTimeout()
+{
+    qDebug() << "delayTimeout, Retest the update.";
+    delayTimer->stop();
+    QProcess p(0);
+    p.startDetached("/usr/share/kylin-update-notify/checkUpdate.py");
+    p.waitForStarted();
 }
 
 /**
@@ -379,12 +360,11 @@ char *updatewidget::insideTime()
 void updatewidget::agreeBtnClicked()
 {
     emit agreeBtnSignals();
-    qDebug()<<"WifiButtonClickSlot is running";
+//    qDebug()<<"WifiButtonClickSlot is running";
     QProcess p(0);
     p.startDetached("update-manager");
     p.waitForStarted();
     qDebug()<<"Open the control panel and start updating immediately, exit tray program!";
-//    exit(0);
     this->hide();
 }
 
@@ -417,8 +397,8 @@ void updatewidget::disAgreeBtnClicked()
         timersettings->endGroup();
     }
     emit disAgreeBtnSignals();
-    qDebug()<<"Users do not update, exit tray program!";
-    exit(0);
+    qDebug()<<"Delay updating the system.";
+//    exit(0);
 }
 
 /**
@@ -500,4 +480,3 @@ void updateTip::paintEvent(QPaintEvent *e)
     QWidget::paintEvent(e);
 }
 
-
diff --git a/src/updatewidget.h b/src/updatewidget.h
index c27b470..21b2e35 100644
--- a/src/updatewidget.h
+++ b/src/updatewidget.h
@@ -19,6 +19,7 @@
 #include <QScreen>
 #include <QDBusReply>
 #include <QSettings>
+#include <QTimer>
 #include <sys/stat.h>
 #include <unistd.h>
 
@@ -45,6 +46,8 @@ public:
     QLabel *update_lab;
     QLabel *tip_lab;
     QLabel *tip_lab1;
+    QTimer *delayTimer;
+    unsigned int delaytime;
 
     QPushButton *agreebtn;
     QPushButton *disagreebtn;
@@ -78,7 +81,8 @@ public:
     void             initset_window_position();
     void             listenPanelChange();
     void             initPanelDbusGsetting();                        // 初始化与任务栏gsetting和dbus
-
+public slots:
+    void             delayTimeout();
 private:
     Ui::Form *ui;
     void paintEvent(QPaintEvent *e);
diff --git a/translations/kylin-background-upgrade_zh_CN.qm b/translations/kylin-background-upgrade_zh_CN.qm
index 99232f2..c9d0fd6 100644
Binary files a/translations/kylin-background-upgrade_zh_CN.qm and b/translations/kylin-background-upgrade_zh_CN.qm differ
diff --git a/translations/kylin-background-upgrade_zh_CN.ts b/translations/kylin-background-upgrade_zh_CN.ts
index 2e07623..baec187 100644
--- a/translations/kylin-background-upgrade_zh_CN.ts
+++ b/translations/kylin-background-upgrade_zh_CN.ts
@@ -27,7 +27,7 @@
 <context>
     <name>updateTip</name>
     <message>
-        <location filename="../src/updatewidget.cpp" line="464"/>
+        <location filename="../src/updatewidget.cpp" line="445"/>
         <source>The system is updating silently</source>
         <translation>系统正在静默更新</translation>
     </message>
@@ -39,9 +39,9 @@
         <translation type="vanished">系统已经完成一项关键更新，建议您立即重启</translation>
     </message>
     <message>
-        <location filename="../src/updatehandle.cpp" line="303"/>
-        <location filename="../src/updatehandle.cpp" line="310"/>
-        <location filename="../src/updatehandle.cpp" line="315"/>
+        <location filename="../src/updatehandle.cpp" line="298"/>
+        <location filename="../src/updatehandle.cpp" line="306"/>
+        <location filename="../src/updatehandle.cpp" line="312"/>
         <source>The system is updating silently</source>
         <translation>系统正在静默更新</translation>
     </message>
@@ -50,8 +50,8 @@
         <translation type="vanished">检测到有系统更新</translation>
     </message>
     <message>
-        <location filename="../src/updatehandle.cpp" line="105"/>
-        <location filename="../src/updatehandle.cpp" line="336"/>
+        <location filename="../src/updatehandle.cpp" line="100"/>
+        <location filename="../src/updatehandle.cpp" line="334"/>
         <source>System update detected</source>
         <translation>检测到有系统更新</translation>
     </message>
@@ -60,42 +60,33 @@
         <translation type="obsolete">系统完成一项关键更新，部分软件包更新失败，建议您立即重启</translation>
     </message>
     <message>
-        <location filename="../src/updatehandle.cpp" line="482"/>
-        <location filename="../src/updatehandle.cpp" line="483"/>
+        <location filename="../src/updatehandle.cpp" line="471"/>
         <source>The system has completed an important update, It is recommended that you restart immediately.</source>
         <translation>系统完成一项关键更新，建议您立即重启</translation>
     </message>
     <message>
-        <location filename="../src/updatehandle.cpp" line="485"/>
+        <location filename="../src/updatehandle.cpp" line="473"/>
         <source>update error</source>
         <translation>升级失败</translation>
     </message>
     <message>
-        <location filename="../src/updatehandle.cpp" line="518"/>
+        <location filename="../src/updatehandle.cpp" line="508"/>
         <source>kylin-background-upgrade</source>
         <translation>后台更新程序</translation>
     </message>
     <message>
-        <location filename="../src/updatehandle.cpp" line="521"/>
+        <location filename="../src/updatehandle.cpp" line="511"/>
         <source>update</source>
         <translation>系统升级</translation>
     </message>
 </context>
 <context>
     <name>updatewidget</name>
-    <message>
-        <source>Please remind me later</source>
-        <translation type="vanished">请在以下时间段之后提醒我</translation>
-    </message>
     <message>
         <location filename="../src/updatewidget.cpp" line="40"/>
         <source>at</source>
         <translation>在</translation>
     </message>
-    <message>
-        <source>No more reminders</source>
-        <translation type="vanished">内不再提醒</translation>
-    </message>
     <message>
         <location filename="../src/updatewidget.cpp" line="42"/>
         <source>No reminders</source>
@@ -108,18 +99,8 @@
     </message>
     <message>
         <location filename="../src/updatewidget.cpp" line="53"/>
-        <source>one hours later</source>
-        <translation>一个小时</translation>
-    </message>
-    <message>
-        <location filename="../src/updatewidget.cpp" line="53"/>
-        <source>three day later</source>
-        <translation>三天</translation>
-    </message>
-    <message>
-        <location filename="../src/updatewidget.cpp" line="53"/>
-        <source>five day later</source>
-        <translation>五天</translation>
+        <source>three hours later</source>
+        <translation>三个小时</translation>
     </message>
     <message>
         <location filename="../src/updatewidget.cpp" line="60"/>
@@ -131,31 +112,10 @@
         <source>Delay</source>
         <translation>推迟</translation>
     </message>
-    <message>
-        <source>Two hours later</source>
-        <translation type="vanished">两个小时</translation>
-    </message>
-    <message>
-        <location filename="../src/updatewidget.cpp" line="53"/>
-        <source>five hours later</source>
-        <translation>五个小时</translation>
-    </message>
     <message>
         <location filename="../src/updatewidget.cpp" line="53"/>
         <source>one day later</source>
         <translation>一天</translation>
     </message>
-    <message>
-        <source>two day later</source>
-        <translation type="vanished">两天</translation>
-    </message>
-    <message>
-        <source>Agree</source>
-        <translation type="vanished">立即更新</translation>
-    </message>
-    <message>
-        <source>Disagree</source>
-        <translation type="vanished">推迟</translation>
-    </message>
 </context>
 </TS>