diff --git a/app/gui/oven_control/config.cpp b/app/gui/oven_control/config.cpp
index 4177ca1..718b576 100644
--- a/app/gui/oven_control/config.cpp
+++ b/app/gui/oven_control/config.cpp
@@ -32,6 +32,10 @@ Config::Config(QObject *parent) : QObject(parent)
     memcpy(config_format,config_format_kr,MAX_CONFIG_COUNT*64);
     loadConfig();
     loadFavorite();
+    qApp->installEventFilter(&watcher);
+    applyConfig();
+
+
 //    m_setFavorite.insert(2);
 //    m_setFavorite.insert(3);
 //    m_setFavorite.insert(1);
@@ -149,6 +153,9 @@ bool Config::loadConfig(){
     return false;
 }
 
+void Config::applyConfig(){
+    watcher.setDelay(configlist.items.set_auto_darkness.d32);
+}
 
 Define::config_item Config::getConfigValue(Define::ConfigType idx){
     return configlist.values[idx];
@@ -325,7 +332,6 @@ QString Config::getTempString(int cel_temp){
 
 void Config::execConfigWindow(QWidget *parent, Define::ConfigType idx){
     QDialog *dlg;
-    bool bUsbDetect = false;
     QString usbPath = "";
     switch(idx){
     case config_language:
diff --git a/app/gui/oven_control/config.h b/app/gui/oven_control/config.h
index 8d06e6f..bcf00bd 100644
--- a/app/gui/oven_control/config.h
+++ b/app/gui/oven_control/config.h
@@ -4,6 +4,7 @@
 
 #include <QObject>
 #include <QSet>
+#include "inputoverwatcher.h"
 
 #define STRUCT_PACK     __attribute__ ((packed))
 
@@ -257,7 +258,7 @@ class Config : public QObject
     ~Config(void);
 
     static Config *instance;
-
+    InputOverwatcher watcher;
 
 
 
@@ -388,6 +389,7 @@ public:
     //static void init();
     void initConfig(void);
     bool loadConfig(void);
+    void applyConfig(void);
     bool saveConfig(void);
     Define::config_item getConfigValue(Define::ConfigType idx);
     void setConfigValue(Define::ConfigType idx, Define::config_item& itemdata);
diff --git a/app/gui/oven_control/main.cpp b/app/gui/oven_control/main.cpp
index 5ac3302..8d9f697 100644
--- a/app/gui/oven_control/main.cpp
+++ b/app/gui/oven_control/main.cpp
@@ -11,8 +11,6 @@ int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
 
-    InputOverwatcher watcher;
-    a.installEventFilter(&watcher);
 
     Oven *oven = Oven::getInstance();