diff --git a/app/gui/oven_control/autocook.cpp b/app/gui/oven_control/autocook.cpp
index 5e6f044..6459875 100644
--- a/app/gui/oven_control/autocook.cpp
+++ b/app/gui/oven_control/autocook.cpp
@@ -44,14 +44,9 @@ void AutoCook::startStep()
         oven->setTemp(currentStep.temp);
         oven->setFan(currentStep.fan);
         oven->setTime(remainingTime() + 300);
-
+        oven->setInterTempEnabled(false);
         if (cook.isCoreTempValid())
-        {
             oven->setInterTemp(cook.coreTemp());
-            oven->setInterTempEnabled(true);
-        }
-        else
-            oven->setInterTempEnabled(false);
 
         if (currentStep.dehumidification)
         {
@@ -80,8 +75,6 @@ void AutoCook::startStep()
 
 void AutoCook::nextStep()
 {
-    qDebug() << "Next Step Before" << remainingTime();
-
     Oven *oven = Oven::getInstance();
 
     CookStep &currentStep = cook.steps[currentStepIndex];
@@ -106,12 +99,7 @@ void AutoCook::nextStep()
         oven->setTime(remainingTime() + 300);
 
         if (cook.isCoreTempValid())
-        {
             oven->setInterTemp(cook.coreTemp());
-            oven->setInterTempEnabled(true);
-        }
-        else
-            oven->setInterTempEnabled(false);
 
         stepStartTime.start();
         oven->startCooking();
@@ -235,6 +223,7 @@ void AutoCook::nextStep()
                 oven->stopHumidification();
         }
 
+        oven->setInterTempEnabled(false);
         oven->stopCooking();
         isWaitingDoorOpened_ = true;
     }
@@ -242,8 +231,6 @@ void AutoCook::nextStep()
     currentStepIndex++;
 
     advance();
-
-    qDebug() << "Next Step After" << remainingTime();
 }
 
 bool AutoCook::advance()
@@ -359,6 +346,11 @@ bool AutoCook::advance()
                 lastCoreTempIncreasedTime.start();
             }
 
+            if (cook.coreTemp() != oven->interTemp())
+                oven->setInterTemp(cook.coreTemp());
+
+            if (!oven->interTempEnabled())
+                oven->setInterTempEnabled(true);
 
             int currentCoreTemp = oven->currentInterTemp();
             if (currentCoreTemp >= cook.coreTemp())
@@ -413,13 +405,6 @@ bool AutoCook::advance()
                         CookStep &lastStep = cook.steps[cook.steps.size() - 1];
 
                         int expectedRemainingTime = (cook.coreTemp() - currentCoreTemp) * lastCoreTempChangedTime.elapsed() / (currentCoreTemp - lastCoreTemp);
-
-                        qDebug() << "cook.coreTemp()" << cook.coreTemp();
-                        qDebug() << "currentCoreTemp" << currentCoreTemp;
-                        qDebug() << "lastCoreTemp" << lastCoreTemp;
-                        qDebug() << "lastCoreTempChangedTime.elapsed()" << lastCoreTempChangedTime.elapsed();
-                        qDebug() << "expectedRemainingTime" << expectedRemainingTime;
-
                         if (expectedRemainingTime > 30000)
                         {
                             lastStep.time = expectedRemainingTime;
@@ -428,10 +413,6 @@ bool AutoCook::advance()
                         else
                         {
                             int currentRemainingTime = lastStep.time - lastCoreTempIncreasedTime.elapsed();
-
-                            qDebug() << "lastCoreTempIncreasedTime" << lastCoreTempIncreasedTime;
-                            qDebug() << "currentRemainingTime" << currentRemainingTime;
-
                             if (currentRemainingTime > 30000)
                             {
                                 lastStep.time = 30000;
@@ -449,42 +430,10 @@ bool AutoCook::advance()
                 lastCoreTemp = currentCoreTemp;
                 lastCoreTempChangedTime.start();
             }
-
-
-//            int currentCoreTemp = oven->currentInterTemp();
-//            if (currentCoreTemp != lastCoreTemp)
-//            {
-//                int remainingStepsTime = 0;
-//                for (int idx = currentStepIndex + 1; idx < cook.steps.size(); idx++)
-//                    remainingStepsTime += cook.steps[idx].time;
-
-//                int currentRemainingTime = currentStep.time - lastCoreTempTime.elapsed() + remainingStepsTime;
-//                int expectedTime = (cook.coreTemp() - currentCoreTemp) * qAbs(lastCoreTempTime.elapsed() / (currentCoreTemp - lastCoreTemp));
-//                int expectedCurrentStepTime = expectedTime - remainingStepsTime;
-
-//                for (int idx = currentStepIndex; idx < cook.steps.size(); idx++)
-//                {
-//                    CookStep &step = cook.steps[idx];
-//                    if (expectedCurrentStepTime > 0)
-//                    {
-//                        step.time = expectedCurrentStepTime;
-//                        break;
-//                    }
-//                    else
-//                    {
-//                        expectedCurrentStepTime += step.time;
-//                        step.time = 0;
-//                    }
-//                }
-
-//                lastCoreTemp = oven->currentInterTemp();
-//                lastCoreTempTime.start();
-//                stepStartTime.start();
-
-//                advance();
-
-//                return true;
-//            }
+        }
+        else if (oven->interTempEnabled())
+        {
+            oven->setInterTempEnabled(false);
         }
     }
     case Define::InvalidClass:
diff --git a/app/gui/oven_control/mainwindow.ui b/app/gui/oven_control/mainwindow.ui
index 6201834..d55e026 100644
--- a/app/gui/oven_control/mainwindow.ui
+++ b/app/gui/oven_control/mainwindow.ui
@@ -666,7 +666,7 @@ QPushButton:pressed, QPushButton:focus { background-image: url(:/images/cook_typ
      </font>
     </property>
     <property name="text">
-     <string>V0.1.12</string>
+     <string>V0.2.0</string>
     </property>
     <property name="alignment">
      <set>Qt::AlignBottom|Qt::AlignRight|Qt::AlignTrailing</set>
diff --git a/app/gui/oven_control/system.cpp b/app/gui/oven_control/system.cpp
index 9beadc8..f26d535 100644
--- a/app/gui/oven_control/system.cpp
+++ b/app/gui/oven_control/system.cpp
@@ -4,8 +4,17 @@
 #include <fcntl.h>
 #include <linux/rtc.h>
 
+namespace {
+System::IPData setting;
+}
+
 void System::setIP(System::IPData &data)
 {
+    if (setting == data)
+        return;
+
+    setting = data;
+
     QString ifconfig = QString("ifconfig eth0 %1 netmask %2 up").arg(data.address, data.netmask);
     QString route = QString("route del default; route add default gw %1").arg(data.gateway);
 
diff --git a/app/gui/oven_control/system.h b/app/gui/oven_control/system.h
index 260d348..f4f872f 100644
--- a/app/gui/oven_control/system.h
+++ b/app/gui/oven_control/system.h
@@ -11,6 +11,11 @@ struct IPData
     QString address;
     QString netmask;
     QString gateway;
+
+    bool operator==(const IPData &other)
+    {
+        return address == other.address && netmask == other.netmask && gateway == other.gateway;
+    }
 };
 
 void setIP(IPData &data);