diff --git a/app/scanner2/dialog_imgproc_adjust.cpp b/app/scanner2/dialog_imgproc_adjust.cpp
index 26cb01b3..4ab1507a 100644
--- a/app/scanner2/dialog_imgproc_adjust.cpp
+++ b/app/scanner2/dialog_imgproc_adjust.cpp
@@ -20,12 +20,12 @@ Dialog_ImgProc_Adjust::Dialog_ImgProc_Adjust(HGImage img, QWidget *parent) :
     ui->view_before->addImage(img);
     ui->view_after->addImage(img);
 
-    m_brightness = getCfgValue("adjust", "brightness", 0);
+    m_brightness = 0;//getCfgValue("adjust", "brightness", 0);
     m_base_widget->setBrightness(m_brightness);
-    m_contrast = getCfgValue("adjust", "contrast", 0);
+    m_contrast = 0;//getCfgValue("adjust", "contrast", 0);
     m_base_widget->setContrast(m_contrast);
-    QString gamma = getCfgValue("adjust", "gamma", QString("1.0"));
-    m_gamma = atof(gamma.toStdString().c_str());
+    //QString gamma = getCfgValue("adjust", "gamma", QString("1.0"));
+    m_gamma = 1.0;//atof(gamma.toStdString().c_str());
     m_base_widget->setGamma(m_gamma);
 
     ui->cbtn_preview->setChecked(getCfgValue("adjust", "preview", false));
diff --git a/app/scanner2/mainwindow.cpp b/app/scanner2/mainwindow.cpp
index 6211922c..2f17235f 100644
--- a/app/scanner2/mainwindow.cpp
+++ b/app/scanner2/mainwindow.cpp
@@ -1357,6 +1357,18 @@ void MainWindow::on_dialog_sideBar_finish(bool ok)
     m_modify = ok;
     m_bSideEditing = false;
     updateActionStatus();
+    if (ok)
+    {
+        HGImage image = nullptr;
+        m_view->getImage(&image);
+        m_widget_sideBar->setImage(image);
+
+        if (auto_save_changes_)
+        {
+            on_act_save_triggered();
+        }
+    }
+    m_widget_sideBar->enableUI(false);
     emit m_pbtn_push->clicked();
 }
 
diff --git a/app/scanner2/widget_imgproc_sidebar.cpp b/app/scanner2/widget_imgproc_sidebar.cpp
index 59b0f01a..22c9a037 100644
--- a/app/scanner2/widget_imgproc_sidebar.cpp
+++ b/app/scanner2/widget_imgproc_sidebar.cpp
@@ -7,6 +7,7 @@
 Widget_Imgproc_SideBar::Widget_Imgproc_SideBar(QWidget *parent) :
     QWidget(parent),
     ui(new Ui::Widget_Imgproc_SideBar)
+  , m_applyToImage(true)
    , m_curImage(NULL)
 {
     ui->setupUi(this);
@@ -28,6 +29,7 @@ Widget_Imgproc_SideBar::~Widget_Imgproc_SideBar()
 void Widget_Imgproc_SideBar::setImage(HGImage image)
 {
     HGBase_DestroyImage(m_curImage);
+    m_curImage = nullptr;
     HGBase_CloneImage(image, 0, 0, &m_curImage);
     on_pbtn_restoreDefault_clicked();
 }
@@ -49,29 +51,41 @@ void Widget_Imgproc_SideBar::paintEvent(QPaintEvent *e)
 void Widget_Imgproc_SideBar::on_spin_brightness_valueChanged(int arg1)
 {
     ui->slider_brightness->setValue(arg1);
-    emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
-                      ui->dspin_gamma->value(), ui->checkBox_enhanceText->isChecked());
+    if (m_applyToImage)
+    {
+        emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
+                          ui->dspin_gamma->value(), ui->checkBox_enhanceText->isChecked());
+    }
 }
 
 void Widget_Imgproc_SideBar::on_spin_contrast_valueChanged(int arg1)
 {
     ui->slider_contrast->setValue(arg1);
-    emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
+    if (m_applyToImage)
+    {
+        emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
                       ui->dspin_gamma->value(), ui->checkBox_enhanceText->isChecked());
+    }
 }
 
 void Widget_Imgproc_SideBar::on_dspin_gamma_valueChanged(double arg1)
 {
     ui->slider_gamma->setValue(static_cast<int>(arg1 * 100));
-    emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
+    if (m_applyToImage)
+    {
+        emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
                       ui->dspin_gamma->value(), ui->checkBox_enhanceText->isChecked());
+    }
 }
 
 void Widget_Imgproc_SideBar::on_slider_gamma_valueChanged(int value)
 {
     ui->dspin_gamma->setValue(static_cast<double>(value / 100.0));
-    emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
+    if (m_applyToImage)
+    {
+        emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
                       ui->dspin_gamma->value(), ui->checkBox_enhanceText->isChecked());
+    }
 }
 
 void Widget_Imgproc_SideBar::on_pbtn_restoreDefault_clicked()
@@ -84,22 +98,11 @@ void Widget_Imgproc_SideBar::on_pbtn_restoreDefault_clicked()
 
 void Widget_Imgproc_SideBar::on_pbtn_ok_clicked()
 {
-    disconnect(ui->spin_brightness, SIGNAL(valueChanged(int)), this, SLOT(on_spin_brightness_valueChanged(int)));
-    disconnect(ui->spin_contrast, SIGNAL(valueChanged(int)), this, SLOT(on_spin_contrast_valueChanged(int)));
-    disconnect(ui->dspin_gamma, SIGNAL(valueChanged(double)), this, SLOT(on_dspin_gamma_valueChanged(double)));
-    disconnect(ui->slider_gamma, SIGNAL(valueChanged(int)), this, SLOT(on_slider_gamma_valueChanged(int)));
-
+    m_applyToImage = false;
     on_pbtn_restoreDefault_clicked();
-    ui->slider_brightness->setValue(0);
-    ui->slider_contrast->setValue(0);
-    ui->slider_gamma->setValue(0);
+    m_applyToImage = true;
 
     emit finish(true);
-
-    connect(ui->spin_brightness, SIGNAL(valueChanged(int)), this, SLOT(on_spin_brightness_valueChanged(int)));
-    connect(ui->spin_contrast, SIGNAL(valueChanged(int)), this, SLOT(on_spin_contrast_valueChanged(int)));
-    connect(ui->dspin_gamma, SIGNAL(valueChanged(double)), this, SLOT(on_dspin_gamma_valueChanged(double)));
-    connect(ui->slider_gamma, SIGNAL(valueChanged(int)), this, SLOT(on_slider_gamma_valueChanged(int)));
 }
 
 void Widget_Imgproc_SideBar::on_pbtn_cancel_clicked()
@@ -110,6 +113,9 @@ void Widget_Imgproc_SideBar::on_pbtn_cancel_clicked()
 
 void Widget_Imgproc_SideBar::on_checkBox_enhanceText_toggled(bool checked)
 {
-    emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
+    if (m_applyToImage)
+    {
+        emit applyToImage(m_curImage, ui->spin_brightness->value(), ui->spin_contrast->value(),
                       ui->dspin_gamma->value(), ui->checkBox_enhanceText->isChecked());
+    }
 }
diff --git a/app/scanner2/widget_imgproc_sidebar.h b/app/scanner2/widget_imgproc_sidebar.h
index 2936c206..8011baec 100644
--- a/app/scanner2/widget_imgproc_sidebar.h
+++ b/app/scanner2/widget_imgproc_sidebar.h
@@ -46,6 +46,7 @@ private slots:
 private:
     Ui::Widget_Imgproc_SideBar *ui;
 
+    bool m_applyToImage;
     HGImage m_curImage;
 };