diff --git a/linphone-app/assets/qt.conf b/linphone-app/assets/qt.conf
new file mode 100644
index 000000000..bf65c1a48
--- /dev/null
+++ b/linphone-app/assets/qt.conf
@@ -0,0 +1,2 @@
+[Platforms]
+WindowsArguments = dpiawareness=1
\ No newline at end of file
diff --git a/linphone-app/cmake_builder/linphone_package/CMakeLists.txt b/linphone-app/cmake_builder/linphone_package/CMakeLists.txt
index 584ea02ed..8321a2bc1 100644
--- a/linphone-app/cmake_builder/linphone_package/CMakeLists.txt
+++ b/linphone-app/cmake_builder/linphone_package/CMakeLists.txt
@@ -119,6 +119,7 @@ if (WIN32)
 	install(DIRECTORY "${LINPHONE_OUTPUT_DIR}/${CMAKE_INSTALL_DATAROOTDIR}/sounds" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}" USE_SOURCE_PERMISSIONS)
 	install(FILES "${LINPHONE_OUTPUT_DIR}/${CMAKE_INSTALL_DATAROOTDIR}/Linphone/rootca.pem" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/${EXECUTABLE_NAME}/")
 	install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/linphonerc-factory" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/${APPLICATION_NAME}")
+	install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/qt.conf" DESTINATION "${CMAKE_INSTALL_BINDIR}")
 	install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/assistant" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/${APPLICATION_NAME}" USE_SOURCE_PERMISSIONS)
 	install(PROGRAMS "${CMAKE_CURRENT_BINARY_DIR}/../../${EXECUTABLE_NAME}.exe" DESTINATION "${CMAKE_INSTALL_BINDIR}")
 	install( CODE "execute_process(COMMAND ${DEPLOYQT_PROGRAM} \"\${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR}/${EXECUTABLE_NAME}.exe\" -qmldir=${LINPHONE_QML_DIR} --compiler-runtime)")# -verbose=2)"  COMPONENT binary_application)
@@ -151,6 +152,7 @@ elseif (APPLE)
   install(DIRECTORY "${LINPHONE_OUTPUT_DIR}/${CMAKE_INSTALL_DATAROOTDIR}/sounds" DESTINATION "${APPLICATION_NAME}.app/Contents/Resources/${CMAKE_INSTALL_DATAROOTDIR}" USE_SOURCE_PERMISSIONS)
   install(FILES "${LINPHONE_OUTPUT_DIR}/${CMAKE_INSTALL_DATAROOTDIR}/Linphone/rootca.pem" DESTINATION "${APPLICATION_NAME}.app/Contents/Resources/${CMAKE_INSTALL_DATAROOTDIR}/${APPLICATION_NAME}")
   install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/linphonerc-factory" DESTINATION "${APPLICATION_NAME}.app/Contents/Resources/${CMAKE_INSTALL_DATAROOTDIR}/${APPLICATION_NAME}")
+  install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/qt.conf" DESTINATION "${APPLICATION_NAME}.app/Contents/Resources/")
   install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/assistant" DESTINATION "${APPLICATION_NAME}.app/Contents/Resources/${CMAKE_INSTALL_DATAROOTDIR}/${APPLICATION_NAME}" USE_SOURCE_PERMISSIONS)
   file(GLOB SHARED_LIBRARIES "${CMAKE_CURRENT_BINARY_DIR}/../../${APPLICATION_NAME}.app/Contents/Frameworks/lib*.dylib")
 
@@ -209,6 +211,7 @@ else()# Not Windows and Apple
 	install(FILES "${CMAKE_CURRENT_BINARY_DIR}/../../${EXECUTABLE_NAME}.desktop" DESTINATION "${CMAKE_INSTALL_DATADIR}/applications")  
 	install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/images/linphone_logo.svg" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/scalable/apps/" RENAME "${EXECUTABLE_NAME}.svg")
 	install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/linphonerc-factory" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/${EXECUTABLE_NAME}")
+	install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/qt.conf" DESTINATION "${CMAKE_INSTALL_BINDIR}")
 	install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/../../assets/assistant" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/${EXECUTABLE_NAME}" USE_SOURCE_PERMISSIONS)
 	set(ICON_DIRS 16x16 22x22 24x24 32x32 64x64 128x128 256x256)
 	foreach (DIR ${ICON_DIRS})
diff --git a/linphone-app/src/app/AppController.cpp b/linphone-app/src/app/AppController.cpp
index 6a392a523..c466679da 100644
--- a/linphone-app/src/app/AppController.cpp
+++ b/linphone-app/src/app/AppController.cpp
@@ -44,7 +44,7 @@ AppController::AppController (int &argc, char *argv[]) {
   Q_ASSERT(!mApp);
   // Disable QML cache. Avoid malformed cache.
   qputenv("QML_DISABLE_DISK_CACHE", "true");
-  QGuiApplication::setAttribute(Qt::AA_DisableHighDpiScaling, true);
+  QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
   // Useful to share camera on Fullscreen (other context).
   QApplication::setAttribute(Qt::AA_ShareOpenGLContexts);