diff --git a/ChromiumBasedEditors/lib/CMakeLists.txt b/ChromiumBasedEditors/lib/CMakeLists.txt
index af6e2d340..6d4624768 100644
--- a/ChromiumBasedEditors/lib/CMakeLists.txt
+++ b/ChromiumBasedEditors/lib/CMakeLists.txt
@@ -1109,7 +1109,7 @@ target_sources(ascdocumentscore PRIVATE ${ASCDOCUMENTSCORE_HEADERS} ${ASCDOCUMEN
 # Add Crypto & Compound dependencies
 target_link_directories(ascdocumentscore PRIVATE "${CORE_BUILDS_LIBRARIES_PATH}"
     $<$<CONFIG:Debug>:${CEF_ROOT}/Debug>
-    $<$<CONFIG:Release>:${CEF_ROOT}/Release>
+    $<$<NOT:$<CONFIG:Debug>>:${CEF_ROOT}/Release>
 )
 
 # Boost and ICU
@@ -1181,7 +1181,7 @@ add_officeutils(editors_helper ${CORE_ROOT_DIR}/OfficeUtils)
 
 target_link_directories(editors_helper PRIVATE
     $<$<CONFIG:Debug>:${CEF_ROOT}/Debug>
-    $<$<CONFIG:Release>:${CEF_ROOT}/Release>
+    $<$<NOT:$<CONFIG:Debug>>:${CEF_ROOT}/Release>
 )
 
 target_link_libraries(editors_helper PUBLIC 
diff --git a/ChromiumBasedEditors/lib/qt_wrapper/CMakeLists.txt b/ChromiumBasedEditors/lib/qt_wrapper/CMakeLists.txt
index e5b0b9f23..158dba13a 100644
--- a/ChromiumBasedEditors/lib/qt_wrapper/CMakeLists.txt
+++ b/ChromiumBasedEditors/lib/qt_wrapper/CMakeLists.txt
@@ -12,7 +12,6 @@ set(CMAKE_AUTORCC ON)
 include(${CORE_ROOT_DIR}/common.cmake)
 
 
-
 # Paths
 set(CORE_ROOT_DIR "${CMAKE_CURRENT_LIST_DIR}/../../../../core")
 set(PWD_ROOT_DIR "${CMAKE_CURRENT_LIST_DIR}")
@@ -89,13 +88,8 @@ endif()
 if(UNIX AND NOT APPLE)
     target_compile_definitions(qtascdocumentscore PRIVATE _LINUX LINUX OS_LINUX _X11)
     
-    # Qt5/6 Linux handling
-    if(QT_VERSION_MAJOR LESS_EQUAL 5)
-        find_package(Qt5 REQUIRED COMPONENTS X11Extras)
-        target_link_libraries(qtascdocumentscore PRIVATE Qt5::X11Extras)
-    else()
-        target_link_libraries(qtascdocumentscore PRIVATE Qt6::GuiPrivate)
-    endif()
+    # Qt6 Linux handling
+    target_link_libraries(qtascdocumentscore PRIVATE Qt${QT_VERSION_MAJOR}::GuiPrivate)
 
     #target_link_options(qtascdocumentscore PRIVATE "-Wl,-unresolved-symbols=ignore-in-shared-libs")
 
diff --git a/ChromiumBasedEditors/lib/qt_wrapper/include/qcefview.h b/ChromiumBasedEditors/lib/qt_wrapper/include/qcefview.h
index d726114c1..76a7467e2 100644
--- a/ChromiumBasedEditors/lib/qt_wrapper/include/qcefview.h
+++ b/ChromiumBasedEditors/lib/qt_wrapper/include/qcefview.h
@@ -108,12 +108,12 @@ class DESKTOP_DECL QCefView : public QWidget, public CCefViewWidgetImpl
 
 	void Init();
 
-signals:
+Q_SIGNALS:
 	void closeWidget(QCloseEvent *);
 	void _loaded();
 	void _closed();
 
-protected slots:
+protected Q_SLOTS:
 	void _loadedSlot();
 	void _closedSlot();
 };
diff --git a/ChromiumBasedEditors/lib/qt_wrapper/include/qcefview_media.h b/ChromiumBasedEditors/lib/qt_wrapper/include/qcefview_media.h
index d3a91682e..3f40913b4 100644
--- a/ChromiumBasedEditors/lib/qt_wrapper/include/qcefview_media.h
+++ b/ChromiumBasedEditors/lib/qt_wrapper/include/qcefview_media.h
@@ -48,7 +48,7 @@ class DESKTOP_DECL QCefView_Media : public QCefView
 protected:
 	QAscVideoView* m_pMediaView;
 
-protected slots:
+protected Q_SLOTS:
 	void onMediaKeyDown(int key, Qt::KeyboardModifiers mods);
 };
 
diff --git a/ChromiumBasedEditors/lib/qt_wrapper/qtascdocumentscore.pro b/ChromiumBasedEditors/lib/qt_wrapper/qtascdocumentscore.pro
index 544c33966..8f157bbcd 100644
--- a/ChromiumBasedEditors/lib/qt_wrapper/qtascdocumentscore.pro
+++ b/ChromiumBasedEditors/lib/qt_wrapper/qtascdocumentscore.pro
@@ -39,11 +39,7 @@ core_windows {
 }
 
 core_linux {
-    !greaterThan(QT_MAJOR_VERSION, 5) {
-        QT += x11extras
-    } else {
-        QT += gui-private
-    }
+    QT += gui-private
 
     LIBS += -Wl,-unresolved-symbols=ignore-in-shared-libs
     ADD_DEPENDENCY(graphics, kernel, UnicodeConverter)
diff --git a/ChromiumBasedEditors/lib/qt_wrapper/src/qascprinter.cpp b/ChromiumBasedEditors/lib/qt_wrapper/src/qascprinter.cpp
index b79a46dd3..4b42b578c 100644
--- a/ChromiumBasedEditors/lib/qt_wrapper/src/qascprinter.cpp
+++ b/ChromiumBasedEditors/lib/qt_wrapper/src/qascprinter.cpp
@@ -119,7 +119,7 @@ void QAscPrinterContext::GetPhysicalRect(int& nX, int& nY, int& nW, int& nH)
 		return;
 	}
 
-#ifndef QT_VERSION_6
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 	QRect rect1 = m_oPrinter.pageRect();
 	QRect rect2 = m_oPrinter.paperRect();
 #else
@@ -142,7 +142,7 @@ void QAscPrinterContext::GetPrintAreaSize(int& nW, int& nH)
 		return;
 	}
 
-#ifndef QT_VERSION_6
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 	QRect rect = m_oPrinter.pageRect();
 #else
 	QRect rect = m_oPrinter.pageLayout().fullRectPixels(m_oPrinter.resolution());
diff --git a/ChromiumBasedEditors/lib/qt_wrapper/src/qcefview_media.cpp b/ChromiumBasedEditors/lib/qt_wrapper/src/qcefview_media.cpp
index 47623044e..6d22f97c3 100644
--- a/ChromiumBasedEditors/lib/qt_wrapper/src/qcefview_media.cpp
+++ b/ChromiumBasedEditors/lib/qt_wrapper/src/qcefview_media.cpp
@@ -46,12 +46,16 @@ QCefView_Media::~QCefView_Media()
 }
 
 #ifdef _LINUX
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 #include <QX11Info>
+#endif
 QWidget* getMainPanel(QWidget* widget, int& x, int& y)
 {
 	x = 0; y = 0;
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 	if (!QX11Info::isCompositingManagerRunning())
 		return widget;
+#endif
 
 	QWidget* cur = widget;
 	while (cur->parentWidget() && cur->objectName() != "mainPanel")
diff --git a/ChromiumBasedEditors/lib/qt_wrapper/src/qdpichecker.cpp b/ChromiumBasedEditors/lib/qt_wrapper/src/qdpichecker.cpp
index 8b35cac7f..85f09d28f 100644
--- a/ChromiumBasedEditors/lib/qt_wrapper/src/qdpichecker.cpp
+++ b/ChromiumBasedEditors/lib/qt_wrapper/src/qdpichecker.cpp
@@ -29,18 +29,16 @@
 #include <QApplication>
 #include "./../include/qcefview.h"
 
-#ifdef QT_VERSION_LESS_5_15
-#include <QDesktopWidget>
-#endif
-
 #ifdef _LINUX
-#ifndef QT_VERSION_6
-#include <QX11Info>
-#else
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 #include <QtGui/private/qtx11extras_p.h>
+#else
+#include <QX11Info>
 #endif
 #endif
 
+
+
 QDpiChecker::QDpiChecker(CAscApplicationManager* pManager) : CAscDpiChecker(pManager)
 {
 }
@@ -75,16 +73,17 @@ int QDpiChecker::GetMonitorDpi(int nScreenNumber, unsigned int* dx, unsigned int
 	int nDpiY = _screen->physicalDotsPerInchY();
 
 #ifdef _LINUX
-	if ( QX11Info::isPlatformX11() )
+	if (QX11Info::isPlatformX11())
 	{
 		int _x11_dpix = QX11Info::appDpiX(nScreenNumber),
 				_x11_dpiy = QX11Info::appDpiY(nScreenNumber);
 
-		if ( nDpiX < _x11_dpix ) nDpiX = _x11_dpix;
-		if ( nDpiY < _x11_dpiy ) nDpiY = _x11_dpiy;
+		if (nDpiX < _x11_dpix) nDpiX = _x11_dpix;
+		if (nDpiY < _x11_dpiy) nDpiY = _x11_dpiy;
 	}
 #endif
 
+
 	QSize size = _screen->size();
 	if (size.width() <= 1600 && size.height() <= 900)
 	{
@@ -122,10 +121,6 @@ int QDpiChecker::GetWidgetDpi(QWidget* w, unsigned int* dx, unsigned int* dy)
 		*dy = 96;
 		return 0;
 	}
-#ifndef QT_VERSION_LESS_5_15
 	int nScreenNumber = QApplication::screens().indexOf(w->screen());
-#else
-	int nScreenNumber = QApplication::desktop()->screenNumber(w);
-#endif
 	return GetMonitorDpi(nScreenNumber, dx, dy);
 }
diff --git a/ChromiumBasedEditors/videoplayerlib/src/lib_base.cpp b/ChromiumBasedEditors/videoplayerlib/src/lib_base.cpp
index bbc7bcdb7..e119fdec9 100644
--- a/ChromiumBasedEditors/videoplayerlib/src/lib_base.cpp
+++ b/ChromiumBasedEditors/videoplayerlib/src/lib_base.cpp
@@ -12,7 +12,7 @@ LONG WINAPI vlc_exception_filter(struct _EXCEPTION_POINTERS *lpExceptionInfo)
 	return EXCEPTION_CONTINUE_EXECUTION;
 }
 
-#ifdef QT_VERSION_6
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 #include <QOperatingSystemVersion>
 static void CheckWindowsOld()
 {
diff --git a/ChromiumBasedEditors/videoplayerlib/src/qascmediaplayer.h b/ChromiumBasedEditors/videoplayerlib/src/qascmediaplayer.h
index b2b7beedc..7b31966c7 100644
--- a/ChromiumBasedEditors/videoplayerlib/src/qascmediaplayer.h
+++ b/ChromiumBasedEditors/videoplayerlib/src/qascmediaplayer.h
@@ -3,7 +3,7 @@
 #include <QWidget>
 #include <QMediaPlayer>
 
-#ifdef QT_VERSION_6
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 #include <QAudioOutput>
 
 typedef QMediaPlayer::PlaybackState QMediaPlayer_State;
diff --git a/ChromiumBasedEditors/videoplayerlib/src/qascvideowidget.cpp b/ChromiumBasedEditors/videoplayerlib/src/qascvideowidget.cpp
index d2ac71c8c..953e26585 100644
--- a/ChromiumBasedEditors/videoplayerlib/src/qascvideowidget.cpp
+++ b/ChromiumBasedEditors/videoplayerlib/src/qascvideowidget.cpp
@@ -87,14 +87,14 @@ QAscVideoWidget::QAscVideoWidget(QWidget *parent)
 #endif
 
 #ifndef USE_VLC_LIBRARY
-#ifndef QT_VERSION_6
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 	m_pEngine->setNotifyInterval(500);
 #endif
 #else
 	m_pEngine->setNotifyInterval(500);
 #endif
 
-#ifdef QT_VERSION_6
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 	QObject::connect(m_pEngine, &QMediaPlayer::playbackStateChanged, this, &QAscVideoWidget::slotChangeState);
 #else
 	QObject::connect(m_pEngine, &QMediaPlayer::stateChanged, this, &QAscVideoWidget::slotChangeState);
diff --git a/ChromiumBasedEditors/videoplayerlib/src/qmultimedia.h b/ChromiumBasedEditors/videoplayerlib/src/qmultimedia.h
index aabb343a6..e81a88886 100644
--- a/ChromiumBasedEditors/videoplayerlib/src/qmultimedia.h
+++ b/ChromiumBasedEditors/videoplayerlib/src/qmultimedia.h
@@ -4,11 +4,12 @@
 
 #include <QVideoWidget>
 #include <QMediaPlayer>
+#include <QtGlobal>
 #include "./qascmediaplayer.h"
 
 static QMediaPlayer_State getPlayerState(QMediaPlayer* player)
 {
-#ifdef QT_VERSION_6
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 	return player->playbackState();
 #else
 	return player->state();
@@ -17,7 +18,7 @@ static QMediaPlayer_State getPlayerState(QMediaPlayer* player)
 
 static bool isVideoAvailable(QMediaPlayer* player)
 {
-#ifdef QT_VERSION_6
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 	return player->videoOutput() != nullptr;
 #else
 	return player->isVideoAvailable();
diff --git a/ChromiumBasedEditors/videoplayerlib/src/qvideoplaylist.cpp b/ChromiumBasedEditors/videoplayerlib/src/qvideoplaylist.cpp
index 888309ce3..606f9b9fc 100644
--- a/ChromiumBasedEditors/videoplayerlib/src/qvideoplaylist.cpp
+++ b/ChromiumBasedEditors/videoplayerlib/src/qvideoplaylist.cpp
@@ -109,7 +109,7 @@ QVideoPlaylist::QVideoPlaylist(QWidget *parent) : QWidget(parent)
 	QObject::connect(m_pCheckPlayer, SIGNAL(durationChanged(qint64)), this, SLOT(_onSlotDurationChanged(qint64)));
 	QObject::connect(m_pCheckPlayer, SIGNAL(mediaStatusChanged(QMediaPlayer::MediaStatus)), this, SLOT(_onSlotMediaStatusChanged(QMediaPlayer::MediaStatus)));
 
-#ifndef QT_VERSION_6
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 	QObject::connect(m_pCheckPlayer, SIGNAL(mediaChanged(QMediaContent)), this, SLOT(_onSlotMediaChanged(QMediaContent)));
 	QObject::connect(m_pCheckPlayer, SIGNAL(error(QMediaPlayer::Error)), this, SLOT(_onSlotError(QMediaPlayer::Error)));
 #else