diff --git a/CONFIG/MainDlg.cpp b/CONFIG/MainDlg.cpp
index 2e046341..bf60ac00 100644
--- a/CONFIG/MainDlg.cpp
+++ b/CONFIG/MainDlg.cpp
@@ -130,6 +130,9 @@ bool CMainDialog::OnInitDialog()
 		driver_i += 1;
 	}
 	m_ui->devicesList->setCurrentRow(selected);
+
+	m_ui->maxLoDSlider->setValue((int)currentConfigApp->m_max_lod * 10);
+	m_ui->maxActorsSlider->setValue(currentConfigApp->m_max_actors);
 	UpdateInterface();
 	return true;
 }
@@ -353,9 +356,12 @@ void CMainDialog::SelectDiskPathDialog()
                                                     disk_path,
                                                     QFileDialog::ShowDirsOnly
                                                     | QFileDialog::DontResolveSymlinks);
-	currentConfigApp->m_base_path = disk_path.toStdString();
-	m_modified = true;
-	UpdateInterface();
+
+	if (disk_path.toStdString() != "") {
+		currentConfigApp->m_base_path = disk_path.toStdString();
+		m_modified = true;
+		UpdateInterface();
+	}
 }
 
 void CMainDialog::SelectCDPathDialog()
@@ -365,9 +371,12 @@ void CMainDialog::SelectCDPathDialog()
                                                     cd_path,
                                                     QFileDialog::ShowDirsOnly
                                                     | QFileDialog::DontResolveSymlinks);
-	currentConfigApp->m_cd_path = cd_path.toStdString();
-	m_modified = true;
-	UpdateInterface();
+
+	if (cd_path.toStdString() != "") {
+		currentConfigApp->m_cd_path = cd_path.toStdString();
+		m_modified = true;
+		UpdateInterface();
+	}
 }
 
 void CMainDialog::SelectMediaPathDialog()
@@ -377,9 +386,11 @@ void CMainDialog::SelectMediaPathDialog()
                                                     media_path,
                                                     QFileDialog::ShowDirsOnly
                                                     | QFileDialog::DontResolveSymlinks);
-	currentConfigApp->m_media_path = media_path.toStdString();
-	m_modified = true;
-	UpdateInterface();
+	if (media_path.toStdString() != "") {
+		currentConfigApp->m_media_path = media_path.toStdString();
+		m_modified = true;
+		UpdateInterface();
+	}
 }
 
 void CMainDialog::SelectSavePathDialog()
@@ -389,34 +400,37 @@ void CMainDialog::SelectSavePathDialog()
                                                     save_path,
                                                     QFileDialog::ShowDirsOnly
                                                     | QFileDialog::DontResolveSymlinks);
-	currentConfigApp->m_save_path = save_path.toStdString();
-	m_modified = true;
-	UpdateInterface();
+
+	if (save_path.toStdString() != "") {
+		currentConfigApp->m_save_path = save_path.toStdString();
+		m_modified = true;
+		UpdateInterface();
+	}
 }
 
 
-void CMainDialog::DiskPathEdited(QString &text)
+void CMainDialog::DiskPathEdited(const QString &text)
 {
 	currentConfigApp->m_base_path = text.toStdString();
 	m_modified = true;
 	UpdateInterface();
 }
 
-void CMainDialog::CDPathEdited(QString &text)
+void CMainDialog::CDPathEdited(const QString &text)
 {
 	currentConfigApp->m_cd_path = text.toStdString();
 	m_modified = true;
 	UpdateInterface();
 }
 
-void CMainDialog::MediaPathEdited(QString &text)
+void CMainDialog::MediaPathEdited(const QString &text)
 {
 	currentConfigApp->m_media_path = text.toStdString();
 	m_modified = true;
 	UpdateInterface();
 }
 
-void CMainDialog::SavePathEdited(QString &text)
+void CMainDialog::SavePathEdited(const QString &text)
 {
 	currentConfigApp->m_save_path = text.toStdString();
 	m_modified = true;
diff --git a/CONFIG/MainDlg.h b/CONFIG/MainDlg.h
index c0ea9739..b4eb84ad 100644
--- a/CONFIG/MainDlg.h
+++ b/CONFIG/MainDlg.h
@@ -51,10 +51,10 @@ private slots:
 	void SelectCDPathDialog();
 	void SelectMediaPathDialog();
 	void SelectSavePathDialog();
-	void DiskPathEdited(QString &text);
-	void CDPathEdited(QString &text);
-	void MediaPathEdited(QString &text);
-	void SavePathEdited(QString &text);
+	void DiskPathEdited(const QString &text);
+	void CDPathEdited(const QString &text);
+	void MediaPathEdited(const QString &text);
+	void SavePathEdited(const QString &text);
 	void MaxLoDChanged(int value);
 	void MaxActorsChanged(int value);
 };
diff --git a/CONFIG/config.cpp b/CONFIG/config.cpp
index 81c9e965..335bf477 100644
--- a/CONFIG/config.cpp
+++ b/CONFIG/config.cpp
@@ -321,7 +321,7 @@ void CConfigApp::WriteRegisterSettings() const
 	SetIniInt(dict, "isle:Island Quality", m_model_quality);
 	SetIniInt(dict, "isle:Island Texture", m_texture_quality);
 
-	iniparser_set(dict, "isle:Max LOD", (const char)m_max_lod);
+	iniparser_set(dict, "isle:Max LOD", std::to_string(m_max_lod).c_str());
 	SetIniInt(dict, "isle:Max Allowed Extras", m_max_actors);
 
 #undef SetIniBool
diff --git a/CONFIG/res/maindialog.ui b/CONFIG/res/maindialog.ui
index aae18e52..1c497ad7 100644
--- a/CONFIG/res/maindialog.ui
+++ b/CONFIG/res/maindialog.ui
@@ -318,7 +318,7 @@
                <number>35</number>
               </property>
               <property name="tracking">
-               <bool>true</bool>
+               <bool>false</bool>
               </property>
               <property name="orientation">
                <enum>Qt::Horizontal</enum>
@@ -392,6 +392,9 @@
               <property name="sliderPosition">
                <number>20</number>
               </property>
+              <property name="tracking">
+               <bool>false</bool>
+              </property>
               <property name="orientation">
                <enum>Qt::Horizontal</enum>
               </property>
@@ -614,13 +617,6 @@
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QPushButton" name="saveAs">
-           <property name="text">
-            <string>PushButton</string>
-           </property>
-          </widget>
-         </item>
          <item>
           <widget class="QPushButton" name="cancelButton">
            <property name="text">
@@ -636,6 +632,33 @@
    </item>
   </layout>
  </widget>
+ <tabstops>
+  <tabstop>diskPath</tabstop>
+  <tabstop>diskPathOpen</tabstop>
+  <tabstop>cdPath</tabstop>
+  <tabstop>cdPathOpen</tabstop>
+  <tabstop>mediaPath</tabstop>
+  <tabstop>mediaPathOpen</tabstop>
+  <tabstop>savePath</tabstop>
+  <tabstop>savePathOpen</tabstop>
+  <tabstop>textureQualityFastRadioButton</tabstop>
+  <tabstop>textureQualityHighRadioButton</tabstop>
+  <tabstop>modelQualityLowRadioButton</tabstop>
+  <tabstop>modelQualityMediumRadioButton</tabstop>
+  <tabstop>modelQualityHighRadioButton</tabstop>
+  <tabstop>maxLoDSlider</tabstop>
+  <tabstop>maxActorsSlider</tabstop>
+  <tabstop>colorPalette256RadioButton</tabstop>
+  <tabstop>colorPalette16bitRadioButton</tabstop>
+  <tabstop>sound3DCheckBox</tabstop>
+  <tabstop>musicCheckBox</tabstop>
+  <tabstop>joystickCheckBox</tabstop>
+  <tabstop>devicesList</tabstop>
+  <tabstop>flipVideoMemoryPagesCheckBox</tabstop>
+  <tabstop>videomemoryCheckBox</tabstop>
+  <tabstop>okButton</tabstop>
+  <tabstop>cancelButton</tabstop>
+ </tabstops>
  <resources>
   <include location="config.qrc"/>
  </resources>