diff --git a/kcms/lookandfeel/kcm.h b/kcms/lookandfeel/kcm.h
--- a/kcms/lookandfeel/kcm.h
+++ b/kcms/lookandfeel/kcm.h
@@ -22,7 +22,6 @@
 
 #include <KConfig>
 #include <KConfigGroup>
-#include <QListWidget>
 #include <QDir>
 
 #include <KNewStuff3/KNS3/DownloadDialog>
@@ -39,19 +38,12 @@
     Q_PROPERTY(QStandardItemModel *lookAndFeelModel READ lookAndFeelModel CONSTANT)
     Q_PROPERTY(QString selectedPlugin READ selectedPlugin WRITE setSelectedPlugin NOTIFY selectedPluginChanged)
     Q_PROPERTY(int selectedPluginIndex READ selectedPluginIndex NOTIFY selectedPluginIndexChanged)
-
-    Q_PROPERTY(bool applyColors READ applyColors WRITE setApplyColors NOTIFY applyColorsChanged)
-    Q_PROPERTY(bool applyWidgetStyle READ applyWidgetStyle WRITE setApplyWidgetStyle NOTIFY applyWidgetStyleChanged)
-    Q_PROPERTY(bool applyIcons READ applyIcons WRITE setApplyIcons NOTIFY applyIconsChanged)
-    Q_PROPERTY(bool applyPlasmaTheme READ applyPlasmaTheme WRITE setApplyPlasmaTheme NOTIFY applyPlasmaThemeChanged)
-    Q_PROPERTY(bool applyWindowSwitcher READ applyWindowSwitcher WRITE setApplyWindowSwitcher NOTIFY applyWindowSwitcherChanged)
-    Q_PROPERTY(bool applyDesktopSwitcher READ applyDesktopSwitcher WRITE setApplyDesktopSwitcher NOTIFY applyDesktopSwitcherChanged)
     Q_PROPERTY(bool resetDefaultLayout READ resetDefaultLayout WRITE setResetDefaultLayout NOTIFY resetDefaultLayoutChanged)
 
 public:
     enum Roles {
         PluginNameRole = Qt::UserRole +1,
-        ScreenhotRole,
+        ScreenshotRole,
         FullScreenPreviewRole,
         DescriptionRole,
         HasSplashRole,
@@ -66,19 +58,23 @@
         HasWindowSwitcherRole,
         HasDesktopSwitcherRole
     };
+
     KCMLookandFeel(QObject* parent, const QVariantList& args);
     ~KCMLookandFeel() override;
 
     //List only packages which provide at least one of the components
     QList<Plasma::Package> availablePackages(const QStringList &components);
 
-    QStandardItemModel *lookAndFeelModel();
+    QStandardItemModel *lookAndFeelModel() const;
 
     QString selectedPlugin() const;
     void setSelectedPlugin(const QString &plugin);
 
     int selectedPluginIndex() const;
 
+    bool resetDefaultLayout() const;
+    void setResetDefaultLayout(bool reset);
+
     //Setters of the various theme pieces
     void setWidgetStyle(const QString &style);
     void setColors(const QString &scheme, const QString &colorFile);
@@ -91,23 +87,6 @@
     void setDesktopSwitcher(const QString &theme);
     void setWindowDecoration(const QString &library, const QString &theme);
 
-    void setApplyColors(bool apply);
-    bool applyColors() const;
-    void setApplyWidgetStyle(bool apply);
-    bool applyWidgetStyle() const;
-    void setApplyIcons(bool apply);
-    bool applyIcons() const;
-    void setApplyPlasmaTheme(bool apply);
-    bool applyPlasmaTheme() const;
-    void setApplyWindowSwitcher(bool apply);
-    bool applyWindowSwitcher() const;
-    void setApplyDesktopSwitcher(bool apply);
-    bool applyDesktopSwitcher() const;
-    bool resetDefaultLayout() const;
-    void setResetDefaultLayout(bool reset);
-
-    void loadModel();
-
     Q_INVOKABLE void getNewStuff(QQuickItem *ctx);
 
 public Q_SLOTS:
@@ -117,17 +96,11 @@
 
 Q_SIGNALS:
     void selectedPluginChanged();
-
-    void applyColorsChanged();
-    void applyWidgetStyleChanged();
-    void applyIconsChanged();
-    void applyPlasmaThemeChanged();
-    void applyWindowSwitcherChanged();
-    void applyDesktopSwitcherChanged();
-    void resetDefaultLayoutChanged();
     void selectedPluginIndexChanged();
+    void resetDefaultLayoutChanged();
 
 private:
+    void loadModel();
     QDir cursorThemeDir(const QString &theme, const int depth);
     const QStringList cursorSearchPaths();
     QStandardItemModel *m_model;
diff --git a/kcms/lookandfeel/kcm.cpp b/kcms/lookandfeel/kcm.cpp
--- a/kcms/lookandfeel/kcm.cpp
+++ b/kcms/lookandfeel/kcm.cpp
@@ -26,20 +26,16 @@
 
 #include <KAboutData>
 #include <KSharedConfig>
-#include <QDebug>
-#include <QStandardPaths>
-#include <QProcess>
-#include <QQuickWidget>
-#include <QQuickView>
 #include <KGlobalSettings>
 #include <KIconLoader>
 #include <KAutostart>
 #include <KRun>
 
-#include <QQmlEngine>
-#include <QQmlContext>
+#include <QDebug>
 #include <QQuickItem>
 #include <QQuickWindow>
+#include <QStandardPaths>
+#include <QProcess>
 #include <QStandardItemModel>
 #include <QX11Info>
 
@@ -79,7 +75,7 @@
     QHash<int, QByteArray> roles = m_model->roleNames();
     roles[PluginNameRole] = "pluginName";
     roles[DescriptionRole] = "description";
-    roles[ScreenhotRole] = "screenshot";
+    roles[ScreenshotRole] = "screenshot";
     roles[FullScreenPreviewRole] = "fullScreenPreview";
     roles[HasSplashRole] = "hasSplash";
     roles[HasLockScreenRole] = "hasLockScreen";
@@ -118,7 +114,7 @@
     m_newStuffDialog.data()->show();
 }
 
-QStandardItemModel *KCMLookandFeel::lookAndFeelModel()
+QStandardItemModel *KCMLookandFeel::lookAndFeelModel() const
 {
     return m_model;
 }
@@ -197,7 +193,7 @@
         QStandardItem* row = new QStandardItem(pkg.metadata().name());
         row->setData(pkg.metadata().pluginName(), PluginNameRole);
         row->setData(pkg.metadata().comment(), DescriptionRole);
-        row->setData(pkg.filePath("preview"), ScreenhotRole);
+        row->setData(pkg.filePath("preview"), ScreenshotRole);
         row->setData(pkg.filePath("fullscreenpreview"), FullScreenPreviewRole);
 
         //What the package provides
@@ -724,94 +720,6 @@
     QDBusConnection::sessionBus().send(message);
 }
 
-void KCMLookandFeel::setApplyColors(bool apply)
-{
-    if (m_applyColors == apply) {
-        return;
-    }
-
-    m_applyColors = apply;
-    emit applyColorsChanged();
-}
-
-bool KCMLookandFeel::applyColors() const
-{
-    return m_applyColors;
-}
-
-void KCMLookandFeel::setApplyWidgetStyle(bool apply)
-{
-    if (m_applyWidgetStyle == apply) {
-        return;
-    }
-
-    m_applyWidgetStyle = apply;
-    emit applyWidgetStyleChanged();
-}
-
-bool KCMLookandFeel::applyWidgetStyle() const
-{
-    return m_applyWidgetStyle;
-}
-
-void KCMLookandFeel::setApplyIcons(bool apply)
-{
-    if (m_applyIcons == apply) {
-        return;
-    }
-
-    m_applyIcons = apply;
-    emit applyIconsChanged();
-}
-
-bool KCMLookandFeel::applyIcons() const
-{
-    return m_applyIcons;
-}
-
-void KCMLookandFeel::setApplyPlasmaTheme(bool apply)
-{
-    if (m_applyPlasmaTheme == apply) {
-        return;
-    }
-
-    m_applyPlasmaTheme = apply;
-    emit applyPlasmaThemeChanged();
-}
-
-bool KCMLookandFeel::applyPlasmaTheme() const
-{
-    return m_applyPlasmaTheme;
-}
-
-void KCMLookandFeel::setApplyWindowSwitcher(bool apply)
-{
-    if (m_applyWindowSwitcher == apply) {
-        return;
-    }
-    m_applyWindowSwitcher = apply;
-    emit applyWindowSwitcherChanged();
-}
-
-bool KCMLookandFeel::applyWindowSwitcher() const
-{
-    return m_applyWindowSwitcher;
-}
-
-void KCMLookandFeel::setApplyDesktopSwitcher(bool apply)
-{
-    if (m_applyDesktopSwitcher == apply) {
-        return;
-    }
-    m_applyDesktopSwitcher = apply;
-    emit applyDesktopSwitcherChanged();
-}
-
-bool KCMLookandFeel::applyDesktopSwitcher() const
-{
-    return m_applyDesktopSwitcher;
-}
-
 void KCMLookandFeel::setResetDefaultLayout(bool reset)
 {
     if (m_resetDefaultLayout == reset) {