diff --git a/libremediaserver-audio.pro b/libremediaserver-audio.pro
index 8add248..a33e231 100644
--- a/libremediaserver-audio.pro
+++ b/libremediaserver-audio.pro
@@ -12,8 +12,6 @@ HEADERS += src/libremediaserver-audio.h \
     src/audiowidget.h \
     src/defines.h \
     src/settings.h \
-    src/settingsdialog.h \
-    src/layersettingswidget.h \
     src/slidergroup.h
 SOURCES += src/main.cpp \
     src/dmxwidget.cpp \
@@ -25,12 +23,8 @@ SOURCES += src/main.cpp \
     src/audiolayerwidget.cpp \
     src/audiowidget.cpp \
     src/settings.cpp \
-    src/settingsdialog.cpp \
-    src/layersettingswidget.cpp \
     src/slidergroup.cpp
-FORMS += src/libremediaserver-audio.ui \
-    src/settingsdialog.ui \
-    src/layersettingswidget.ui
+FORMS += src/libremediaserver-audio.ui
 CCFLAG += -msse2 -mavx2 #-fsanitize=address -g -O0
 QMAKE_CXXFLAGS += $$(CXXFLAG)
 #QMAKE_CXXFLAGS += -fsanitize=address -g -O0
diff --git a/src/audiolayerwidget.h b/src/audiolayerwidget.h
index 13f829f..53401fb 100644
--- a/src/audiolayerwidget.h
+++ b/src/audiolayerwidget.h
@@ -1,20 +1,9 @@
 #ifndef AUDIOLAYERWIDGET_H
 #define AUDIOLAYERWIDGET_H
 
-#include <iostream>
-
-#include <QDebug>
-#include <QTime>
-#include <QVBoxLayout>
-#include <QHBoxLayout>
-#include <QLabel>
 #include <QPushButton>
-#include <QSlider>
-#include <QTimer>
 #include <QTimeEdit>
-#include <QGroupBox>
-#include <QCheckBox>
-#include <QSpinBox>
+#include <QLabel>
 
 #include "defines.h"
 #include "slidergroup.h"
diff --git a/src/audiowidget.h b/src/audiowidget.h
index 61c640c..254e59e 100644
--- a/src/audiowidget.h
+++ b/src/audiowidget.h
@@ -1,22 +1,15 @@
 #ifndef AUDIOWIDGET_H
 #define AUDIOWIDGET_H
 
-#include <QObject>
-#include <QWidget>
-#include <QDialog>
+#include <QTimer>
 
-#include "dmxwidget.h"
 #include "audiolayerwidget.h"
 #include "settings.h"
 #include "miniaudioengine.h"
-#include "defines.h"
-
+#include "defines.h" // MAX_LAYERS
 
 class AudioWidget : public QWidget
 {
-    friend class libreMediaServerAudio;
-    friend class AudioLayerWidget;
-
     Q_OBJECT
 
 public:
@@ -24,8 +17,6 @@ public:
     bool startEngine();
     bool startEngine(int id);
     void stopEngine();
-
-protected:
     void mediaLoaded(int layer, QString media );
     void volChanged(int layer, float vol);
     void panChanged(int layer, int pan);
diff --git a/src/defines.h b/src/defines.h
index 780c461..68675c2 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -1,13 +1,10 @@
 #ifndef DEFINES_H
 #define DEFINES_H
 
-#include <QString>
-#include <QList>
-#include <QtGlobal>
-
-#define VERSION "LibreMediaServerAudio 0.2.0 Antigona Release"
-#define COPYRIGHT "(C) 2014-2024 Santi Norena lms@criptomart.net"
-#define LICENSE "GPL 3 License. See LICENSE.txt and credits.txt for details"
+//#define VERSION "LibreMediaServerAudio 0.2.0 Antigona Release"
+#define VERSION "Kike Substitutor - No AI required - v0.2.0"
+#define COPYRIGHT "(C) 2014-2024 Santi Noreña <lms@criptomart.net>"
+#define LICENSE "GPL 3 Licensed. See LICENSE.txt.\nSound guys are not allowed to use this software."
 #define DEFAULT_FILE "lms-audio.xlm"
 #define MAX_LAYERS 16
 #define UI_REFRESH_TIME 200
@@ -15,26 +12,10 @@
 // struct where save the DMX settings for each layer
 struct dmxSetting {
     int address;
-    quint8 universe;
-    bool updated;
+    unsigned int universe;
     int layer;
 };
 
-// Media Information for MELIn packages. v1.0
-struct MediaFile {
-    quint8 Number; // 0-based contiguous index of the media.
-    QString MediaName;// Media name.
-    quint32 MediaLength;// Media length (in frames).
-};
-
-// Media Library for ELin packages v1.0
-struct MediaFolder {
-    quint8 m_Id; // Library id.
-    QString m_Name;// Library name.
-    quint8 m_ElementCount;// Number of elements in the library.
-    QList<MediaFile> m_MediaInformation; // Pointer to the Medias Information List of this Library
-};
-
 enum Status
 {
     Stopped,
@@ -49,7 +30,7 @@ static const char* StatusStr[] =
     "Pause",
     "Playing One",
     "Playing Loop",
-    NULL
+    0x0
 };
 
 enum Slider
diff --git a/src/dmxwidget.cpp b/src/dmxwidget.cpp
index 4383a76..60d4206 100644
--- a/src/dmxwidget.cpp
+++ b/src/dmxwidget.cpp
@@ -7,7 +7,7 @@ dmxWidget::dmxWidget(QWidget *parent) :
 {
     this->setFocusPolicy(Qt::FocusPolicy::NoFocus);
     QVBoxLayout *vbox = new QVBoxLayout;
-    m_receiveDMX->setText("DMX signal");
+    m_receiveDMX->setText("DMX Signal");
     vbox->addWidget(m_receiveDMX);
     this->setLayout(vbox);
     connect(m_watchDMX, SIGNAL(timeout()),
diff --git a/src/dmxwidget.h b/src/dmxwidget.h
index e1540a1..f3a6d7f 100644
--- a/src/dmxwidget.h
+++ b/src/dmxwidget.h
@@ -1,13 +1,10 @@
 #ifndef DMXWIDGET_H
 #define DMXWIDGET_H
 
-#include <QtGui>
-#include <QLabel>
-#include <QSlider>
 #include <QCheckBox>
 #include <QGroupBox>
 #include <QVBoxLayout>
-#include <QWidget>
+#include <QTimer>
 
 class dmxWidget : public QGroupBox
 {
diff --git a/src/libremediaserver-audio.cpp b/src/libremediaserver-audio.cpp
index f20d038..ab83519 100644
--- a/src/libremediaserver-audio.cpp
+++ b/src/libremediaserver-audio.cpp
@@ -25,73 +25,40 @@ libreMediaServerAudio::libreMediaServerAudio(QStringList args, QWidget *parent)
     : QMainWindow(parent)
 {
     Q_UNUSED(args);
+    qDebug() << VERSION;
+    qDebug() << COPYRIGHT;
+    qDebug() << LICENSE;
     ui.setupUi(this);
     this->setWindowTitle(VERSION);
     Settings *set = Settings::getInstance();
     set->readFile();
-    connect(set, SIGNAL(audioDeviceChanged(int)), this, SLOT(audioDeviceChanged(int)));
-    this->setWindowTitle(VERSION);
-    qDebug() << VERSION;
-    qDebug() << COPYRIGHT;
-    qDebug() << LICENSE;
-    MediaLibrary::getInstance()->initMediaLibrary();
-    aw = new AudioWidget;
-    setCentralWidget(aw);
+    m_mediaLibrary = new MediaLibrary;
+    m_mediaLibrary->initMediaLibrary();
+    m_aw = new AudioWidget;
+    setCentralWidget(m_aw);
     m_dmxWidget = new dmxWidget(this);
     QDockWidget *topWidget = new QDockWidget(tr("Master"), this);
     topWidget->setAllowedAreas(Qt::TopDockWidgetArea);
     topWidget->setWidget(m_dmxWidget);
     addDockWidget(Qt::TopDockWidgetArea, topWidget);
-    ola = new olaThread(this, set->getLayersNumber());
-    Q_CHECK_PTR(ola);
-    ola->blockSignals(true);
-    connect(set, SIGNAL(registerUniverse(int)), ola, SLOT(registerUniverse(int)));
-    connect(ola, SIGNAL (universeReceived(int)), m_dmxWidget, SLOT(updateWatchDMX(int)));
-    connect(ola, SIGNAL(dmxOutput(int, int, int)), this, SLOT(dmxInput(int, int, int)));
-    ola->registerUniverse();
-    ola->start(QThread::TimeCriticalPriority );
-    connect(ui.actionOpen_conf, SIGNAL(triggered()), this, SLOT(openFile()));
-    connect(ui.actionSave_conf, SIGNAL(triggered()), this, SLOT(saveFile()));
-    connect(ui.action_Settings, SIGNAL(triggered()), this, SLOT(settings()));
-    connect(ui.actionLaunch_OLA_Setup, SIGNAL(triggered()), this, SLOT(olasetup()));
-    aw->startEngine();
+    m_ola = new olaThread(this, set->getLayersNumber());
+    Q_CHECK_PTR(m_ola);
+    m_ola->blockSignals(true);
+    connect(m_ola, SIGNAL (universeReceived(int)), m_dmxWidget, SLOT(updateWatchDMX(int)));
+    connect(m_ola, SIGNAL(dmxOutput(int, int, int)), this, SLOT(dmxInput(int, int, int)));
+    m_ola->registerUniverse();
+    m_ola->start(QThread::TimeCriticalPriority );
+     connect(ui.actionLaunch_OLA_Setup, SIGNAL(triggered()), this, SLOT(olasetup()));
+    m_aw->startEngine();
     qDebug("Init Complete.");
-    ola->blockSignals(false);
-    ola->resendDmx();
+    m_ola->blockSignals(false);
+    m_ola->resendDmx();
 }
 
 libreMediaServerAudio::~libreMediaServerAudio()
 {
-    ola->stop();
-    aw->stopEngine();
-}
-
-void libreMediaServerAudio::openFile()
-{
-    QFileDialog dialog(this);
-    if (!dialog.exec())
-        return;
-    QStringList fileNames;
-    fileNames = dialog.selectedFiles();
-    QFile file(fileNames.at(0));
-//    open(&file);
-}
-
-void libreMediaServerAudio::saveFile()
-{
-    QFileDialog dialog(this);
-    if (!dialog.exec())
-        return;
-    QStringList fileNames;
-    fileNames = dialog.selectedFiles();
-    QFile file(fileNames.at(0));
-//    save(&file);
-}
-
-void libreMediaServerAudio::settings()
-{
-    SettingsDialog *sd = new SettingsDialog();
-    sd->show();
+    m_ola->stop();
+    m_aw->stopEngine();
 }
 
 void libreMediaServerAudio::olasetup()
@@ -109,30 +76,30 @@ void libreMediaServerAudio::dmxInput(int layer, int channel, int value)
     int aux;
     switch(channel){
     case DMX_FOLDER:
-        aux = ola->getValue(layer, DMX_FILE);
-        mediaFile = MediaLibrary::getInstance()->requestNewFile(value, aux);
+        aux = m_ola->getValue(layer, DMX_FILE);
+        mediaFile = m_mediaLibrary->requestNewFile(value, aux);
         if (QFile::exists(mediaFile))
-            aw->mediaLoaded(layer, mediaFile);
+            m_aw->mediaLoaded(layer, mediaFile);
         break;
     case DMX_FILE:
-        aux = ola->getValue(layer, DMX_FOLDER);
-        mediaFile = MediaLibrary::getInstance()->requestNewFile(aux, value);
+        aux = m_ola->getValue(layer, DMX_FOLDER);
+        mediaFile = m_mediaLibrary->requestNewFile(aux, value);
         if (QFile::exists(mediaFile))
-            aw->mediaLoaded(layer, mediaFile);
+            m_aw->mediaLoaded(layer, mediaFile);
         break;
     case VOLUME_COARSE:
     case VOLUME_FINE:
-        aw->volChanged(layer, (value / 65025.0f));
+        m_aw->volChanged(layer, (value / 65025.0f));
         break;
     case PAN:
-        aw->panChanged(layer, value);
+        m_aw->panChanged(layer, value);
         break;
     case PITCH:
-        aw->pitchChanged(layer, value);
+        m_aw->pitchChanged(layer, value);
         break;
     case ENTRY_POINT_COARSE:
     case ENTRY_POINT_FINE:
-        aw->entryPointChanged(layer, value);
+        m_aw->entryPointChanged(layer, value);
         break;
     case PLAYBACK:
         if (value == 0)
@@ -140,16 +107,16 @@ void libreMediaServerAudio::dmxInput(int layer, int channel, int value)
         aux = value / 25;
         switch (aux) {
         case 0 :
-            aw->playbackChanged(layer, PlayingOnce);
+            m_aw->playbackChanged(layer, PlayingOnce);
             break;
         case 1 :
-            aw->playbackChanged(layer, Stopped);
+            m_aw->playbackChanged(layer, Stopped);
             break;
         case 2 :
-            aw->playbackChanged(layer, Paused);
+            m_aw->playbackChanged(layer, Paused);
             break;
         case 3 :
-            aw->playbackChanged(layer, PlayingLoop);
+            m_aw->playbackChanged(layer, PlayingLoop);
             break;
         default :
             break;
@@ -158,9 +125,3 @@ void libreMediaServerAudio::dmxInput(int layer, int channel, int value)
         break;
     }
 }
-
-void libreMediaServerAudio::audioDeviceChanged(int id)
-{
-     aw->stopEngine();
-     aw->startEngine(id);
-}
diff --git a/src/libremediaserver-audio.h b/src/libremediaserver-audio.h
index 78b347b..9cd154b 100644
--- a/src/libremediaserver-audio.h
+++ b/src/libremediaserver-audio.h
@@ -20,31 +20,17 @@
 #ifndef LIBREMEDIASERVERAUDIO_H
 #define LIBREMEDIASERVERAUDIO_H
 
-#include <QMainWindow>
 #include <QDockWidget>
-#include <QFile>
-#include <QFileInfo>
-#include <QFileDialog>
-#include <QTextStream>
 #include <QWebView>
-#include <QApplication>
-#include <QVBoxLayout>
-#include <QString>
-#include <QList>
-#include <QtGlobal>
 
 #include "audiowidget.h"
 #include "medialibrary.h"
 #include "olathread.h"
 #include "settings.h"
 #include "dmxwidget.h"
-#include "settingsdialog.h"
 #include "defines.h"
-
 #include "ui_libremediaserver-audio.h"
 
-class QMenu;
-
 class libreMediaServerAudio : public QMainWindow
 {
     Q_OBJECT
@@ -55,25 +41,14 @@ public:
     Ui::LibreMediaServerAudio ui;
 
 private:
-    AudioWidget *aw;
+    AudioWidget *m_aw;
     dmxWidget *m_dmxWidget;
-    olaThread *ola;
-
-    void open_start();
-    void save_finish();
-    void open(QFile *file);
-    void save(QFile *file);
-
-public slots:
-   void audioDeviceChanged(int id);
+    olaThread *m_ola;
+    MediaLibrary *m_mediaLibrary;
 
 private slots:
     void olasetup();
     void dmxInput(int layer, int channel, int value);
-    void openFile();
-    void saveFile();
-    void settings();
-
 };
 
 #endif // LIBREMEDIASERVERAUDIO_H
diff --git a/src/libremediaserver-audio.ui b/src/libremediaserver-audio.ui
index 2090b50..6ade744 100644
--- a/src/libremediaserver-audio.ui
+++ b/src/libremediaserver-audio.ui
@@ -28,18 +28,9 @@
     <property name="title">
      <string>File</string>
     </property>
-    <addaction name="actionOpen_conf"/>
-    <addaction name="actionSave_conf"/>
-    <addaction name="action_Settings"/>
     <addaction name="actionLaunch_OLA_Setup"/>
    </widget>
-   <widget class="QMenu" name="menuHelp">
-    <property name="title">
-     <string>Help</string>
-    </property>
-   </widget>
    <addaction name="menuFile"/>
-   <addaction name="menuHelp"/>
   </widget>
   <action name="actionExit">
    <property name="text">
diff --git a/src/medialibrary.cpp b/src/medialibrary.cpp
index 38e8d87..5834df0 100644
--- a/src/medialibrary.cpp
+++ b/src/medialibrary.cpp
@@ -1,15 +1,5 @@
 #include "medialibrary.h"
 
-MediaLibrary *MediaLibrary::_instance = 0;
-
-MediaLibrary *MediaLibrary::getInstance() {
-
-    if (_instance == 0) {
-        _instance = new MediaLibrary();
-        Q_CHECK_PTR(_instance);
-    }
-    return _instance;
-}
 
 MediaLibrary::MediaLibrary(QObject *parent) :
     QObject(parent)
diff --git a/src/medialibrary.h b/src/medialibrary.h
index e6b0b79..5a0b55b 100644
--- a/src/medialibrary.h
+++ b/src/medialibrary.h
@@ -1,25 +1,32 @@
 #ifndef MEDIALIBRARY_H
 #define MEDIALIBRARY_H
 
-#include <QObject>
 #include <QDir>
-#include <QDebug>
 
-#include "defines.h"
 #include "settings.h"
+#include "defines.h"
+
+// Media Information for MELIn packages. v1.0
+struct MediaFile {
+    quint8 Number; // 0-based contiguous index of the media.
+    QString MediaName;// Media name.
+    quint32 MediaLength;// Media length (in frames).
+};
+
+// Media Library for ELin packages v1.0
+struct MediaFolder {
+    quint8 m_Id; // Library id.
+    QString m_Name;// Library name.
+    quint8 m_ElementCount;// Number of elements in the library.
+    QList<MediaFile> m_MediaInformation; // Pointer to the Medias Information List of this Library
+};
 
 class MediaLibrary : public QObject
 {
-
     Q_OBJECT
 
-    friend class libreMediaserverAudio; // Not working... WHY?
-    friend class Settings; // working...
-
 public:
-
-    static MediaLibrary *getInstance();
-
+    MediaLibrary(QObject *parent = 0);
     /**
      * @brief request a new file from the media library
      * @param int folder - the folder required
@@ -27,43 +34,12 @@ public:
      * @return QString the file required with full path
      */
     QString requestNewFile(int folder, int layer);
-
-    /**
-     * @brief Inicia la biblioteca de medios
-     */
     void initMediaLibrary();
 
-protected:
-
-    /**
-    * @brief Reload the media library on change of path or change the media files
-    */
-    inline void rescanMediaLibrary() {
-       if (m_media != NULL)
-           delete m_media;
-       initMediaLibrary();
-   }
-
 private:
+    QList<MediaFolder> *m_media;
+    QList<MediaFile> getMediaInformation(QDir dir);
 
-    explicit MediaLibrary(QObject *parent = 0);
-    static MediaLibrary *_instance;
-
-// Wich structure is more efficient for us?
-// QList, QMap, QSet, QVector?
-    QList<MediaFolder> *m_media; // Library to save the folders/media libraries and index each media file inside
-
-    /**
-     * @brief Returns a list withe the medias contained in a folder
-     * @param QDir - the directory when are the media
-     * @return QList<MediaFile> The list with the medias in a folder
-     */
-    QList<MediaFile> getMediaInformation(QDir dir); // Get all the information of each media file in a dir
-
-signals:
-    
-public slots:
-    
 };
 
 #endif // MEDIALIBRARY_H
diff --git a/src/miniaudioengine.cpp b/src/miniaudioengine.cpp
index 5e11919..6d5490c 100644
--- a/src/miniaudioengine.cpp
+++ b/src/miniaudioengine.cpp
@@ -183,15 +183,11 @@ ma_result MiniAudioEngine::printFormatInfo(int layer)
     return result;
 }
 
-// Expects between 0 and 1 vol value in db
+// Expects between 0 and 1 vol value
 void MiniAudioEngine::volChanged(int layer, float vol)
 {
-    //float result;
-
     if (m_mediaLoaded[layer] == false)
         return;
-    //result = ma_volume_linear_to_db(1.00000000 + (vol / 8.0));
-    //qInfo("vol %f %f", vol, result);
     ma_sound_group_set_volume(&m_currentSound[layer], vol);
 }
 
diff --git a/src/miniaudioengine.h b/src/miniaudioengine.h
index d9dc13a..9549602 100644
--- a/src/miniaudioengine.h
+++ b/src/miniaudioengine.h
@@ -3,8 +3,8 @@
 
 #define MINIAUDIO_IMPLEMENTATION
 #include "miniaudio.h"
-#include "defines.h" //MAX_LAYERS
-#include <stdio.h> // for printf
+#include "defines.h" // MAX_LAYERS
+#include <QDebug>    // prints messages
 
 class MiniAudioEngine
 {
diff --git a/src/olathread.cpp b/src/olathread.cpp
index 70002f1..16c976f 100644
--- a/src/olathread.cpp
+++ b/src/olathread.cpp
@@ -73,27 +73,27 @@ void olaThread::NewDmx(const ola::client::DMXMetadata &data,
           if (m_dmx[i.layer][j] != value) {
             m_dmx[i.layer][j] = value;
             switch (j) {
-            case 0:
-                value = (value * 0x100) + buffer.Get(i.address + 6);
+            case VOLUME_COARSE:
+                value = (value * 0x100) + buffer.Get(i.address + VOLUME_FINE);
                 emit dmxOutput(i.layer,j,value);
                 volSent = true;
                 break;
-            case 7:
-                value = (value * 0x100) + buffer.Get(i.address + 8);
+            case ENTRY_POINT_COARSE:
+                value = (value * 0x100) + buffer.Get(i.address + ENTRY_POINT_FINE);
                 emit dmxOutput(i.layer,j,value);
                 entrySent = true;
                 break;
-            case 6:
+            case VOLUME_FINE:
                 if (volSent == false)
                 {
-                    value = (buffer.Get(i.address) * 0x100) + value;
+                    value = (buffer.Get(i.address + VOLUME_COARSE) * 0x100) + value;
                     emit dmxOutput(i.layer,j,value);
                 }
                 break;
-            case 8:
+            case ENTRY_POINT_FINE:
                 if (entrySent == false)
                 {
-                    value = (buffer.Get(i.address + 7) * 0x100) + value;
+                    value = (buffer.Get(i.address + ENTRY_POINT_COARSE) * 0x100) + value;
                     emit dmxOutput(i.layer,j,value);
                 }
                 break;
diff --git a/src/olathread.h b/src/olathread.h
index 5ad75c8..148e859 100644
--- a/src/olathread.h
+++ b/src/olathread.h
@@ -1,9 +1,6 @@
 #ifndef OLATHREAD_H
 #define OLATHREAD_H
 
-#include <string>
-
-#include <QObject>
 #include <QThread>
 
 #include <ola/DmxBuffer.h>
@@ -14,9 +11,9 @@
 #include <ola/client/ClientTypes.h>
 #include <ola/Callback.h>
 
-#include "defines.h"
 #include "dmxPersonality.h"
 #include "settings.h"
+#include "defines.h"
 
 class olaThread : public QThread
 {
@@ -35,11 +32,9 @@ public:
     inline int getValue(int layer, int channel) {
         return m_dmx[layer][channel];
     }
-
     void resendDmx();
 
 private:
-
     void run ();
     ola::client::OlaClientWrapper *m_clientWrapper;
     ola::client::OlaClient *m_client;
diff --git a/src/settings.cpp b/src/settings.cpp
index b0aab3a..f664bb0 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -17,12 +17,6 @@ Settings::Settings(QObject *parent) :
     m_layersNumber = 0;
 }
 
-void Settings::setPathMedia(QString path)
-{
-    m_pathmedia = path;
-    MediaLibrary::getInstance()->rescanMediaLibrary();
-}
-
 // Read the dmx settings for dmx.xml At the moment we need:
 // - The path to the medias folder tree
 // - The number of sources/layers controlled by DMX
@@ -92,60 +86,3 @@ void Settings::readFromFile(QString file) {
 void Settings::readFile() {
     readFromFile(DEFAULT_FILE);
 }
-
-void Settings::changeLayerSetup(int layer, int universe, int address)
-{
-    dmxSetting temp;
-    temp.address = address;
-    temp.universe = universe;
-    temp.layer = layer;
-    m_settings.replace(layer, temp);
-    if (!m_universe.contains(temp.universe)) {
-        m_universe.insert(temp.universe);
-    }
-}
-
-void Settings::addLayer()
-{
-    dmxSetting temp;
-    temp.address = -1;
-    temp.universe = -1;
-    temp.layer = -1;
-    m_settings.append(temp);
-}
-
-void Settings::removeLayer(int layer)
-{
-   m_settings.removeAt(layer);
-}
-
-/*
-void Settings::writeFile(QString filename)
-{
-    QFile* xmlFile = new QFile(filename);
-    if (!xmlFile->open(QIODevice::ReadOnly | QIODevice::Text)) {
-        QMessageBox::critical(NULL,"Load XML File Problem",
-                              QString("Couldn't open %1 to load settings for olaInterface").arg(file),
-                              QMessageBox::Ok);
-        return;
-    }
-    QXmlStreamWriter* xmlWriter = new QXmlStreamWriter(xmlFile);
-
-    QXmlStreamWriter stream(&output);
-      stream.setAutoFormatting(true);
-      stream.writeStartDocument();
-
-      stream.writeStartElement("dmxSettings");
-      stream.writeAttribute("href", "http://qt.nokia.com/");
-      stream.writeTextElement("title", "Qt Home");
-      stream.writeEndElement();
-
-      stream.writeEndDocument();
-
-}
-
-void Settings::writeFile()
-{
-    writeFile(DEFAULT_FILE);
-}
-*/
diff --git a/src/settings.h b/src/settings.h
index 5b9c813..8cd55bb 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -1,7 +1,6 @@
 #ifndef SETTINGS_H
 #define SETTINGS_H
 
-#include <QObject>
 #include <QXmlStreamReader>
 #include <QFile>
 #include <QMessageBox>
@@ -19,23 +18,10 @@ public:
     static Settings *getInstance();
     inline QSet<int> getUniverses() { return m_universe; }
     inline QString getPathMedia() { return m_pathmedia; }
-    void setPathMedia(QString path);
     inline QList<dmxSetting> getDmxSettings() { return m_settings; }
     inline int getLayersNumber() { return m_layersNumber; }
-    inline int getUniverseNumber() { return m_universe.size(); }
     void readFile();
-    void changeLayerSetup(int layer, int universe, int address);
-    void removeLayer(int layer);
-    void addLayer();
-    inline void setLayersNumber(int layersNumber)
-    {
-       if (layersNumber <= MAX_LAYERS)
-           m_layersNumber = layersNumber;
-       else
-           m_layersNumber = MAX_LAYERS;
-    }
     inline int getAudioDeviceId() { return m_audioDeviceId; }
-    inline void setAudioDeviceId(int id) { m_audioDeviceId = id; }
 
 private:
    static Settings *_instance;
@@ -47,14 +33,7 @@ private:
 
    explicit Settings(QObject *parent = 0);
    void readFromFile(QString file);
-//    void writeFile(QString filename);    // Not implemented yet
-//    void writeFile();    // Not implemented yet
 
-signals:
-    void pathChanged(QString path);
-    void layersNumber(int number);
-    void registerUniverse(int universe);
-    void audioDeviceChanged(int id);
 };
 
 #endif // SETTINGS_H
diff --git a/src/settingsdialog.h b/src/settingsdialog.h
index 665c465..aaf099b 100644
--- a/src/settingsdialog.h
+++ b/src/settingsdialog.h
@@ -4,8 +4,8 @@
 #include <QDialog>
 #include <QVBoxLayout>
 #include <QFileDialog>
+
 #include "settings.h"
-#include "layersettingswidget.h"
 
 namespace Ui {
 class SettingsDialog;
diff --git a/src/slidergroup.h b/src/slidergroup.h
index d1d34bf..f5bae60 100644
--- a/src/slidergroup.h
+++ b/src/slidergroup.h
@@ -2,17 +2,10 @@
 #define SLIDERGROUP_H
 
 #include <QGroupBox>
-#include <QSpinBox>
-#include <QLabel>
-#include <QBoxLayout>
+#include <QDoubleSpinBox>
+#include <QVBoxLayout>
 #include <QSlider>
 
-QT_BEGIN_NAMESPACE
-class QDial;
-class QScrollBar;
-class QSlider;
-QT_END_NAMESPACE
-
 class SliderGroup : public QGroupBox
 {
     Q_OBJECT