diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 32e0e343..37df907e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -24,8 +24,8 @@ jobs:
       run: |
         ./venv/scripts/activate
         python -m pip install -r requirements.txt
-        # For some reason the shiboken6.abi3.dll is not found properly, so I copy it instead
-        Copy-Item .\venv\Lib\site-packages\shiboken6\shiboken6.abi3.dll .\venv\Lib\site-packages\PySide6\ -Force
+        # For some reason the shiboken2.abi3.dll is not found properly, so I copy it instead
+        Copy-Item .\venv\Lib\site-packages\shiboken2\shiboken2.abi3.dll .\venv\Lib\site-packages\PySide2\ -Force
 
     - name: mypy game
       run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 19f361f8..488c043d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -26,8 +26,8 @@ jobs:
       run: |
         ./venv/scripts/activate
         python -m pip install -r requirements.txt
-        # For some reason the shiboken6.abi3.dll is not found properly, so I copy it instead
-        Copy-Item .\venv\Lib\site-packages\shiboken6\shiboken6.abi3.dll .\venv\Lib\site-packages\PySide6\ -Force
+        # For some reason the shiboken2.abi3.dll is not found properly, so I copy it instead
+        Copy-Item .\venv\Lib\site-packages\shiboken2\shiboken2.abi3.dll .\venv\Lib\site-packages\PySide2\ -Force
 
     - name: Finalize version
       run: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 08d645fe..e4aaee13 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -24,8 +24,8 @@ jobs:
       run: |
         ./venv/scripts/activate
         python -m pip install -r requirements.txt
-        # For some reason the shiboken6.abi3.dll is not found properly, so I copy it instead
-        Copy-Item .\venv\Lib\site-packages\shiboken6\shiboken6.abi3.dll .\venv\Lib\site-packages\PySide6\ -Force
+        # For some reason the shiboken2.abi3.dll is not found properly, so I copy it instead
+        Copy-Item .\venv\Lib\site-packages\shiboken2\shiboken2.abi3.dll .\venv\Lib\site-packages\PySide2\ -Force
 
     - name: run tests
       run: |
diff --git a/qt_ui/delegates.py b/qt_ui/delegates.py
index dbeca273..050983f9 100644
--- a/qt_ui/delegates.py
+++ b/qt_ui/delegates.py
@@ -1,9 +1,9 @@
 from contextlib import contextmanager
 from typing import ContextManager, Optional
 
-from PySide6.QtCore import QModelIndex, Qt, QSize
-from PySide6.QtGui import QPainter, QFont, QFontMetrics, QIcon
-from PySide6.QtWidgets import QStyledItemDelegate, QStyleOptionViewItem, QStyle
+from PySide2.QtCore import QModelIndex, Qt, QSize
+from PySide2.QtGui import QPainter, QFont, QFontMetrics, QIcon
+from PySide2.QtWidgets import QStyledItemDelegate, QStyleOptionViewItem, QStyle
 
 
 @contextmanager
diff --git a/qt_ui/errorreporter.py b/qt_ui/errorreporter.py
index f945179f..8acf8a99 100644
--- a/qt_ui/errorreporter.py
+++ b/qt_ui/errorreporter.py
@@ -3,7 +3,7 @@ from collections.abc import Iterator
 from contextlib import contextmanager
 from typing import Type
 
-from PySide6.QtWidgets import QDialog, QMessageBox
+from PySide2.QtWidgets import QDialog, QMessageBox
 
 
 @contextmanager
diff --git a/qt_ui/main.py b/qt_ui/main.py
index 17fe8641..3f8ace72 100644
--- a/qt_ui/main.py
+++ b/qt_ui/main.py
@@ -6,9 +6,10 @@ from datetime import datetime
 from pathlib import Path
 from typing import Optional
 
-from PySide6 import QtWidgets
-from PySide6.QtGui import QPixmap
-from PySide6.QtWidgets import QApplication, QSplashScreen
+from PySide2 import QtWidgets
+from PySide2.QtCore import Qt
+from PySide2.QtGui import QPixmap
+from PySide2.QtWidgets import QApplication, QSplashScreen
 from dcs.payloads import PayloadDirectories
 
 from game import Game, VERSION, persistency
@@ -58,6 +59,8 @@ def run_ui(game: Optional[Game]) -> None:
     os.environ["QT_AUTO_SCREEN_SCALE_FACTOR"] = "1"  # Potential fix for 4K screens
     app = QApplication(sys.argv)
 
+    app.setAttribute(Qt.AA_DisableWindowContextHelpButton)
+
     # init the theme and load the stylesheet based on the theme index
     liberation_theme.init()
     with open(
@@ -128,7 +131,7 @@ def run_ui(game: Optional[Game]) -> None:
     window = QLiberationWindow(game)
     window.showMaximized()
     splash.finish(window)
-    qt_execution_code = app.exec()
+    qt_execution_code = app.exec_()
 
     # Restore Mission Scripting file
     logging.info("QT App terminated with status code : " + str(qt_execution_code))
diff --git a/qt_ui/models.py b/qt_ui/models.py
index 2980a931..75e30409 100644
--- a/qt_ui/models.py
+++ b/qt_ui/models.py
@@ -4,13 +4,13 @@ from __future__ import annotations
 import datetime
 from typing import Any, Callable, Iterator, Optional, TypeVar
 
-from PySide6.QtCore import (
+from PySide2.QtCore import (
     QAbstractListModel,
     QModelIndex,
     Qt,
     Signal,
 )
-from PySide6.QtGui import QIcon
+from PySide2.QtGui import QIcon
 
 from game.ato.airtaaskingorder import AirTaskingOrder
 from game.ato.flight import Flight
diff --git a/qt_ui/simcontroller.py b/qt_ui/simcontroller.py
index f597fe75..9df07aa1 100644
--- a/qt_ui/simcontroller.py
+++ b/qt_ui/simcontroller.py
@@ -5,7 +5,7 @@ from datetime import datetime, timedelta
 from pathlib import Path
 from typing import Callable, Optional, TYPE_CHECKING
 
-from PySide6.QtCore import QObject, Signal
+from PySide2.QtCore import QObject, Signal
 
 from game.polldebriefingfilethread import PollDebriefingFileThread
 from game.sim.gameloop import GameLoop
diff --git a/qt_ui/uiconstants.py b/qt_ui/uiconstants.py
index 6bb49c2d..ceab4893 100644
--- a/qt_ui/uiconstants.py
+++ b/qt_ui/uiconstants.py
@@ -1,7 +1,7 @@
 import os
 from typing import Dict
 
-from PySide6.QtGui import QPixmap
+from PySide2.QtGui import QPixmap
 
 from game.theater.theatergroundobject import NAME_BY_CATEGORY
 from .liberation_theme import get_theme_icons
diff --git a/qt_ui/uncaughtexceptionhandler.py b/qt_ui/uncaughtexceptionhandler.py
index 29889dc3..6e046fcf 100644
--- a/qt_ui/uncaughtexceptionhandler.py
+++ b/qt_ui/uncaughtexceptionhandler.py
@@ -3,8 +3,8 @@ import logging
 import sys
 import traceback
 
-from PySide6.QtCore import Signal, QObject
-from PySide6.QtWidgets import QMessageBox, QApplication
+from PySide2.QtCore import Signal, QObject
+from PySide2.QtWidgets import QMessageBox, QApplication
 
 
 class UncaughtExceptionHandler(QObject):
diff --git a/qt_ui/widgets/QBudgetBox.py b/qt_ui/widgets/QBudgetBox.py
index ecf75f06..30713c92 100644
--- a/qt_ui/widgets/QBudgetBox.py
+++ b/qt_ui/widgets/QBudgetBox.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QLabel, QHBoxLayout, QGroupBox, QPushButton
+from PySide2.QtWidgets import QLabel, QHBoxLayout, QGroupBox, QPushButton
 
 import qt_ui.uiconstants as CONST
 from game import Game
diff --git a/qt_ui/widgets/QConditionsWidget.py b/qt_ui/widgets/QConditionsWidget.py
index db917e0e..355c076f 100644
--- a/qt_ui/widgets/QConditionsWidget.py
+++ b/qt_ui/widgets/QConditionsWidget.py
@@ -1,7 +1,7 @@
 from datetime import datetime
 
-from PySide6.QtGui import QPixmap
-from PySide6.QtWidgets import (
+from PySide2.QtGui import QPixmap
+from PySide2.QtWidgets import (
     QFrame,
     QGridLayout,
     QGroupBox,
diff --git a/qt_ui/widgets/QDebriefingInformation.py b/qt_ui/widgets/QDebriefingInformation.py
index c397ac66..9c7ddcef 100644
--- a/qt_ui/widgets/QDebriefingInformation.py
+++ b/qt_ui/widgets/QDebriefingInformation.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QFrame
+from PySide2.QtWidgets import QFrame
 
 
 class QDebriefingInformation(QFrame):
diff --git a/qt_ui/widgets/QFactionsInfos.py b/qt_ui/widgets/QFactionsInfos.py
index aabc6fc2..c0ca25cd 100644
--- a/qt_ui/widgets/QFactionsInfos.py
+++ b/qt_ui/widgets/QFactionsInfos.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QLabel, QGroupBox, QGridLayout
+from PySide2.QtWidgets import QLabel, QGroupBox, QGridLayout
 from game import Game
 
 
diff --git a/qt_ui/widgets/QFlightSizeSpinner.py b/qt_ui/widgets/QFlightSizeSpinner.py
index 0ec0bd63..30cb8002 100644
--- a/qt_ui/widgets/QFlightSizeSpinner.py
+++ b/qt_ui/widgets/QFlightSizeSpinner.py
@@ -1,5 +1,5 @@
 """Spin box for selecting the number of aircraft in a flight."""
-from PySide6.QtWidgets import QSpinBox
+from PySide2.QtWidgets import QSpinBox
 
 
 class QFlightSizeSpinner(QSpinBox):
diff --git a/qt_ui/widgets/QIntelBox.py b/qt_ui/widgets/QIntelBox.py
index 6d31ecbe..cd22b898 100644
--- a/qt_ui/widgets/QIntelBox.py
+++ b/qt_ui/widgets/QIntelBox.py
@@ -1,6 +1,6 @@
 from typing import Optional
 
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QGridLayout,
     QGroupBox,
     QHBoxLayout,
diff --git a/qt_ui/widgets/QLabeledWidget.py b/qt_ui/widgets/QLabeledWidget.py
index aa357c0b..547f8b7b 100644
--- a/qt_ui/widgets/QLabeledWidget.py
+++ b/qt_ui/widgets/QLabeledWidget.py
@@ -1,8 +1,8 @@
 """A layout containing a widget with an associated label."""
 from typing import Optional
 
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import QHBoxLayout, QLabel, QWidget
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import QHBoxLayout, QLabel, QWidget
 
 
 class QLabeledWidget(QHBoxLayout):
diff --git a/qt_ui/widgets/QLiberationCalendar.py b/qt_ui/widgets/QLiberationCalendar.py
index a839a430..c33d8810 100644
--- a/qt_ui/widgets/QLiberationCalendar.py
+++ b/qt_ui/widgets/QLiberationCalendar.py
@@ -1,5 +1,5 @@
-from PySide6 import QtCore, QtGui
-from PySide6.QtWidgets import QCalendarWidget
+from PySide2 import QtCore, QtGui
+from PySide2.QtWidgets import QCalendarWidget
 
 
 class QLiberationCalendar(QCalendarWidget):
diff --git a/qt_ui/widgets/QTopPanel.py b/qt_ui/widgets/QTopPanel.py
index 0e0c4280..f57b53ca 100644
--- a/qt_ui/widgets/QTopPanel.py
+++ b/qt_ui/widgets/QTopPanel.py
@@ -1,6 +1,6 @@
 from typing import List, Optional
 
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QDialog,
     QFrame,
     QGroupBox,
diff --git a/qt_ui/widgets/ato.py b/qt_ui/widgets/ato.py
index ea24f6d7..1104e790 100644
--- a/qt_ui/widgets/ato.py
+++ b/qt_ui/widgets/ato.py
@@ -3,18 +3,18 @@ import logging
 from datetime import timedelta
 from typing import Optional
 
-from PySide6.QtCore import (
+from PySide2.QtCore import (
     QItemSelectionModel,
     QModelIndex,
     QSize,
     Qt,
 )
-from PySide6.QtGui import (
-    QAction,
+from PySide2.QtGui import (
     QContextMenuEvent,
 )
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QAbstractItemView,
+    QAction,
     QGroupBox,
     QHBoxLayout,
     QLabel,
diff --git a/qt_ui/widgets/clientslots.py b/qt_ui/widgets/clientslots.py
index 5af9fd10..231ed61a 100644
--- a/qt_ui/widgets/clientslots.py
+++ b/qt_ui/widgets/clientslots.py
@@ -1,5 +1,5 @@
 """Widgets for displaying client slots."""
-from PySide6.QtWidgets import QLabel
+from PySide2.QtWidgets import QLabel
 
 from qt_ui.models import AtoModel
 from qt_ui.widgets.QLabeledWidget import QLabeledWidget
diff --git a/qt_ui/widgets/combos/QAircraftTypeSelector.py b/qt_ui/widgets/combos/QAircraftTypeSelector.py
index ac89e5bb..1026b22d 100644
--- a/qt_ui/widgets/combos/QAircraftTypeSelector.py
+++ b/qt_ui/widgets/combos/QAircraftTypeSelector.py
@@ -1,7 +1,7 @@
 """Combo box for selecting aircraft types."""
 from typing import Iterable, Type
 
-from PySide6.QtWidgets import QComboBox
+from PySide2.QtWidgets import QComboBox
 from dcs.unittype import FlyingType
 
 from gen.flights.ai_flight_planner_db import aircraft_for_task
diff --git a/qt_ui/widgets/combos/QArrivalAirfieldSelector.py b/qt_ui/widgets/combos/QArrivalAirfieldSelector.py
index 02215603..79a3aa9b 100644
--- a/qt_ui/widgets/combos/QArrivalAirfieldSelector.py
+++ b/qt_ui/widgets/combos/QArrivalAirfieldSelector.py
@@ -1,7 +1,7 @@
 """Combo box for selecting a departure airfield."""
 from typing import Iterable, Optional
 
-from PySide6.QtWidgets import QComboBox
+from PySide2.QtWidgets import QComboBox
 from dcs.unittype import FlyingType
 
 from game.dcs.aircrafttype import AircraftType
diff --git a/qt_ui/widgets/combos/QFilteredComboBox.py b/qt_ui/widgets/combos/QFilteredComboBox.py
index 65d7a940..1fae0cf8 100644
--- a/qt_ui/widgets/combos/QFilteredComboBox.py
+++ b/qt_ui/widgets/combos/QFilteredComboBox.py
@@ -1,5 +1,5 @@
-from PySide6.QtCore import QSortFilterProxyModel, Qt
-from PySide6.QtWidgets import QComboBox, QCompleter
+from PySide2.QtCore import QSortFilterProxyModel, Qt
+from PySide2.QtWidgets import QComboBox, QCompleter
 
 
 class QFilteredComboBox(QComboBox):
diff --git a/qt_ui/widgets/combos/QFlightTypeComboBox.py b/qt_ui/widgets/combos/QFlightTypeComboBox.py
index f40d4650..df47f56d 100644
--- a/qt_ui/widgets/combos/QFlightTypeComboBox.py
+++ b/qt_ui/widgets/combos/QFlightTypeComboBox.py
@@ -1,6 +1,6 @@
 """Combo box for selecting a flight's task type."""
 
-from PySide6.QtWidgets import QComboBox
+from PySide2.QtWidgets import QComboBox
 
 from game.theater import ConflictTheater, MissionTarget
 
diff --git a/qt_ui/widgets/combos/QPredefinedWaypointSelectionComboBox.py b/qt_ui/widgets/combos/QPredefinedWaypointSelectionComboBox.py
index d655e2e5..f857dfd6 100644
--- a/qt_ui/widgets/combos/QPredefinedWaypointSelectionComboBox.py
+++ b/qt_ui/widgets/combos/QPredefinedWaypointSelectionComboBox.py
@@ -1,4 +1,4 @@
-from PySide6.QtGui import QStandardItem, QStandardItemModel
+from PySide2.QtGui import QStandardItem, QStandardItemModel
 
 from game import Game
 from game.theater import ControlPointType, BuildingGroundObject
diff --git a/qt_ui/widgets/combos/QStrikeTargetSelectionComboBox.py b/qt_ui/widgets/combos/QStrikeTargetSelectionComboBox.py
index fdc57c5c..d31c501c 100644
--- a/qt_ui/widgets/combos/QStrikeTargetSelectionComboBox.py
+++ b/qt_ui/widgets/combos/QStrikeTargetSelectionComboBox.py
@@ -1,4 +1,4 @@
-from PySide6.QtGui import QStandardItem, QStandardItemModel
+from PySide2.QtGui import QStandardItem, QStandardItemModel
 
 from game import Game
 from qt_ui.widgets.combos.QFilteredComboBox import QFilteredComboBox
diff --git a/qt_ui/widgets/floatspinners.py b/qt_ui/widgets/floatspinners.py
index 95cf468a..a6f13906 100644
--- a/qt_ui/widgets/floatspinners.py
+++ b/qt_ui/widgets/floatspinners.py
@@ -1,6 +1,6 @@
 from typing import Optional
 
-from PySide6.QtWidgets import QSpinBox
+from PySide2.QtWidgets import QSpinBox
 
 
 class FloatSpinner(QSpinBox):
diff --git a/qt_ui/widgets/map/QLiberationMap.py b/qt_ui/widgets/map/QLiberationMap.py
index a10df46b..8576ef6d 100644
--- a/qt_ui/widgets/map/QLiberationMap.py
+++ b/qt_ui/widgets/map/QLiberationMap.py
@@ -6,10 +6,10 @@ from typing import (
     Optional,
 )
 
-from PySide6.QtCore import QUrl
-from PySide6.QtWebChannel import QWebChannel
-from PySide6.QtWebEngineCore import QWebEnginePage
-from PySide6.QtWebEngineWidgets import (
+from PySide2.QtCore import QUrl
+from PySide2.QtWebChannel import QWebChannel
+from PySide2.QtWebEngineWidgets import (
+    QWebEnginePage,
     QWebEngineView,
 )
 
@@ -27,7 +27,6 @@ class LoggingWebPage(QWebEnginePage):
         line_number: int,
         source: str,
     ) -> None:
-        super().javaScriptConsoleMessage(level, message, line_number, source)
         if level == QWebEnginePage.JavaScriptConsoleMessageLevel.ErrorMessageLevel:
             logging.error(message)
         elif level == QWebEnginePage.JavaScriptConsoleMessageLevel.WarningMessageLevel:
@@ -49,11 +48,11 @@ class QLiberationMap(QWebEngineView):
         self.channel.registerObject("game", self.map_model)
 
         self.page = LoggingWebPage(self)
-        self.setPage(self.page)
         self.page.setWebChannel(self.channel)
         self.page.load(
             QUrl.fromLocalFile(str(Path("resources/ui/map/canvas.html").resolve()))
         )
+        self.setPage(self.page)
 
     def set_game(self, game: Optional[Game]) -> None:
         if game is None:
diff --git a/qt_ui/widgets/map/mapmodel.py b/qt_ui/widgets/map/mapmodel.py
index dd821202..4e063894 100644
--- a/qt_ui/widgets/map/mapmodel.py
+++ b/qt_ui/widgets/map/mapmodel.py
@@ -4,7 +4,7 @@ import logging
 from datetime import timedelta
 from typing import Iterator, List, Optional, Tuple, Union
 
-from PySide6.QtCore import Property, QObject, Signal, Slot
+from PySide2.QtCore import Property, QObject, Signal, Slot
 from dcs import Point
 from dcs.unit import Unit
 from dcs.vehicles import vehicle_map
@@ -59,7 +59,7 @@ ENABLE_EXPENSIVE_DEBUG_TOOLS = False
 #
 # https://bugreports.qt.io/browse/PYSIDE-1426
 #
-# PySide6 5.15.2 released 6 days before the fix for this was merged, but presumably we
+# PySide2 5.15.2 released 6 days before the fix for this was merged, but presumably we
 # can clean up after 5.15.3 (or a future version) is released.
 #
 # Until then, all properties must use a notify signal. For some reason the error doesn't
diff --git a/qt_ui/widgets/simspeedcontrols.py b/qt_ui/widgets/simspeedcontrols.py
index daa3eea0..39cdb937 100644
--- a/qt_ui/widgets/simspeedcontrols.py
+++ b/qt_ui/widgets/simspeedcontrols.py
@@ -2,7 +2,7 @@ from __future__ import annotations
 
 from typing import Optional
 
-from PySide6.QtWidgets import QButtonGroup, QHBoxLayout, QPushButton, QWidget
+from PySide2.QtWidgets import QButtonGroup, QHBoxLayout, QPushButton, QWidget
 
 from game.sim.simspeedsetting import SimSpeedSetting
 from qt_ui.simcontroller import SimController
diff --git a/qt_ui/widgets/spinsliders.py b/qt_ui/widgets/spinsliders.py
index e18e16e0..1f808f2a 100644
--- a/qt_ui/widgets/spinsliders.py
+++ b/qt_ui/widgets/spinsliders.py
@@ -1,9 +1,9 @@
 from datetime import timedelta
 from typing import Optional
 
-from PySide6 import QtWidgets
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import QSlider, QHBoxLayout
+from PySide2 import QtWidgets
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import QSlider, QHBoxLayout
 
 from qt_ui.widgets.floatspinners import FloatSpinner
 
diff --git a/qt_ui/widgets/views/QStrikeTargetInfoView.py b/qt_ui/widgets/views/QStrikeTargetInfoView.py
index bd63b4df..cb24f0a5 100644
--- a/qt_ui/widgets/views/QStrikeTargetInfoView.py
+++ b/qt_ui/widgets/views/QStrikeTargetInfoView.py
@@ -1,7 +1,7 @@
 import random
 
-from PySide6.QtGui import QStandardItemModel, QStandardItem
-from PySide6.QtWidgets import (
+from PySide2.QtGui import QStandardItemModel, QStandardItem
+from PySide2.QtWidgets import (
     QGroupBox,
     QLabel,
     QWidget,
diff --git a/qt_ui/windows/AirWingConfigurationDialog.py b/qt_ui/windows/AirWingConfigurationDialog.py
index d0b887be..02e2e9ee 100644
--- a/qt_ui/windows/AirWingConfigurationDialog.py
+++ b/qt_ui/windows/AirWingConfigurationDialog.py
@@ -1,6 +1,6 @@
 from typing import Callable, Iterable, Optional
 
-from PySide6.QtCore import (
+from PySide2.QtCore import (
     QItemSelection,
     QItemSelectionModel,
     QModelIndex,
@@ -8,9 +8,8 @@ from PySide6.QtCore import (
     Qt,
     Signal,
 )
-from PySide6.QtGui import QIcon, QStandardItem, QStandardItemModel
-from PySide6.QtWidgets import (
-    QCheckBox,
+from PySide2.QtGui import QIcon, QStandardItem, QStandardItemModel
+from PySide2.QtWidgets import (
     QComboBox,
     QDialog,
     QGroupBox,
diff --git a/qt_ui/windows/AirWingDialog.py b/qt_ui/windows/AirWingDialog.py
index 058ffd9a..d6a4b930 100644
--- a/qt_ui/windows/AirWingDialog.py
+++ b/qt_ui/windows/AirWingDialog.py
@@ -3,8 +3,8 @@ from __future__ import annotations
 from dataclasses import dataclass
 from typing import Optional, Iterator
 
-from PySide6.QtCore import QItemSelectionModel, QModelIndex, QSize
-from PySide6.QtWidgets import (
+from PySide2.QtCore import QItemSelectionModel, QModelIndex, QSize
+from PySide2.QtWidgets import (
     QAbstractItemView,
     QCheckBox,
     QDialog,
diff --git a/qt_ui/windows/GameUpdateSignal.py b/qt_ui/windows/GameUpdateSignal.py
index 2a03dc61..5a310df9 100644
--- a/qt_ui/windows/GameUpdateSignal.py
+++ b/qt_ui/windows/GameUpdateSignal.py
@@ -2,7 +2,7 @@ from __future__ import annotations
 
 from typing import Optional
 
-from PySide6.QtCore import QObject, Signal
+from PySide2.QtCore import QObject, Signal
 
 from game import Game
 from game.debriefing import Debriefing
diff --git a/qt_ui/windows/PendingTransfersDialog.py b/qt_ui/windows/PendingTransfersDialog.py
index 876d026a..982ae9f8 100644
--- a/qt_ui/windows/PendingTransfersDialog.py
+++ b/qt_ui/windows/PendingTransfersDialog.py
@@ -1,12 +1,13 @@
-from PySide6.QtCore import (
+from PySide2.QtCore import (
     QItemSelection,
     QItemSelectionModel,
     QModelIndex,
     Qt,
 )
-from PySide6.QtGui import QAction, QContextMenuEvent
-from PySide6.QtWidgets import (
+from PySide2.QtGui import QContextMenuEvent
+from PySide2.QtWidgets import (
     QAbstractItemView,
+    QAction,
     QDialog,
     QHBoxLayout,
     QListView,
diff --git a/qt_ui/windows/QDebriefingWindow.py b/qt_ui/windows/QDebriefingWindow.py
index fe6e03c7..20e01cc3 100644
--- a/qt_ui/windows/QDebriefingWindow.py
+++ b/qt_ui/windows/QDebriefingWindow.py
@@ -1,8 +1,8 @@
 import logging
 from typing import Callable, Dict, TypeVar
 
-from PySide6.QtGui import QIcon, QPixmap
-from PySide6.QtWidgets import (
+from PySide2.QtGui import QIcon, QPixmap
+from PySide2.QtWidgets import (
     QDialog,
     QGridLayout,
     QGroupBox,
diff --git a/qt_ui/windows/QLiberationWindow.py b/qt_ui/windows/QLiberationWindow.py
index 58c432bd..59dc1313 100644
--- a/qt_ui/windows/QLiberationWindow.py
+++ b/qt_ui/windows/QLiberationWindow.py
@@ -3,9 +3,12 @@ import traceback
 import webbrowser
 from typing import Optional
 
-from PySide6.QtCore import Qt
-from PySide6.QtGui import QAction, QActionGroup, QCloseEvent, QGuiApplication, QIcon
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt
+from PySide2.QtGui import QCloseEvent, QIcon
+from PySide2.QtWidgets import (
+    QAction,
+    QActionGroup,
+    QDesktopWidget,
     QFileDialog,
     QMainWindow,
     QMessageBox,
@@ -64,7 +67,7 @@ class QLiberationWindow(QMainWindow):
         self.initMenuBar()
         self.connectSignals()
 
-        screen = QGuiApplication.primaryScreen().availableSize()
+        screen = QDesktopWidget().screenGeometry()
         self.setGeometry(0, 0, screen.width(), screen.height())
         self.setWindowState(Qt.WindowMaximized)
 
@@ -97,7 +100,7 @@ class QLiberationWindow(QMainWindow):
         vbox.setSizes([600, 100])
 
         vbox = QVBoxLayout()
-        vbox.setContentsMargins(0, 0, 0, 0)
+        vbox.setMargin(0)
         vbox.addWidget(QTopPanel(self.game_model, self.sim_controller))
         vbox.addWidget(hbox)
 
diff --git a/qt_ui/windows/QUnitInfoWindow.py b/qt_ui/windows/QUnitInfoWindow.py
index 83729bf2..9830ed27 100644
--- a/qt_ui/windows/QUnitInfoWindow.py
+++ b/qt_ui/windows/QUnitInfoWindow.py
@@ -1,8 +1,8 @@
 from __future__ import annotations
 
-from PySide6.QtCore import Qt
-from PySide6.QtGui import QIcon
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt
+from PySide2.QtGui import QIcon
+from PySide2.QtWidgets import (
     QDialog,
     QGridLayout,
     QLabel,
diff --git a/qt_ui/windows/QWaitingForMissionResultWindow.py b/qt_ui/windows/QWaitingForMissionResultWindow.py
index 775128be..5c07b4cb 100644
--- a/qt_ui/windows/QWaitingForMissionResultWindow.py
+++ b/qt_ui/windows/QWaitingForMissionResultWindow.py
@@ -5,10 +5,10 @@ import os
 from pathlib import Path
 from typing import Optional
 
-from PySide6 import QtCore
-from PySide6.QtCore import QObject, Signal
-from PySide6.QtGui import QIcon, QMovie, QPixmap
-from PySide6.QtWidgets import (
+from PySide2 import QtCore
+from PySide2.QtCore import QObject, Signal
+from PySide2.QtGui import QIcon, QMovie, QPixmap
+from PySide2.QtWidgets import (
     QDialog,
     QFileDialog,
     QGridLayout,
diff --git a/qt_ui/windows/SquadronDialog.py b/qt_ui/windows/SquadronDialog.py
index ffc56abf..b9bf48ef 100644
--- a/qt_ui/windows/SquadronDialog.py
+++ b/qt_ui/windows/SquadronDialog.py
@@ -1,13 +1,13 @@
 import logging
 from typing import Callable, Iterator, Optional
 
-from PySide6.QtCore import (
+from PySide2.QtCore import (
     QItemSelectionModel,
     QModelIndex,
     Qt,
     QItemSelection,
 )
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QAbstractItemView,
     QDialog,
     QListView,
diff --git a/qt_ui/windows/basemenu/DepartingConvoysMenu.py b/qt_ui/windows/basemenu/DepartingConvoysMenu.py
index 34cd6182..c334f0bb 100644
--- a/qt_ui/windows/basemenu/DepartingConvoysMenu.py
+++ b/qt_ui/windows/basemenu/DepartingConvoysMenu.py
@@ -1,5 +1,5 @@
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import (
     QFrame,
     QGridLayout,
     QGroupBox,
diff --git a/qt_ui/windows/basemenu/NewUnitTransferDialog.py b/qt_ui/windows/basemenu/NewUnitTransferDialog.py
index e1f2ebdc..21a70159 100644
--- a/qt_ui/windows/basemenu/NewUnitTransferDialog.py
+++ b/qt_ui/windows/basemenu/NewUnitTransferDialog.py
@@ -4,8 +4,8 @@ import logging
 from collections import defaultdict
 from typing import Callable, Dict, Type
 
-from PySide6.QtCore import Qt, Signal
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt, Signal
+from PySide2.QtWidgets import (
     QComboBox,
     QDialog,
     QFrame,
diff --git a/qt_ui/windows/basemenu/QBaseMenu2.py b/qt_ui/windows/basemenu/QBaseMenu2.py
index 2ff9b8ef..9e4937e5 100644
--- a/qt_ui/windows/basemenu/QBaseMenu2.py
+++ b/qt_ui/windows/basemenu/QBaseMenu2.py
@@ -1,6 +1,6 @@
-from PySide6.QtCore import Qt
-from PySide6.QtGui import QCloseEvent, QPixmap
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt
+from PySide2.QtGui import QCloseEvent, QPixmap
+from PySide2.QtWidgets import (
     QDialog,
     QHBoxLayout,
     QLabel,
diff --git a/qt_ui/windows/basemenu/QBaseMenuTabs.py b/qt_ui/windows/basemenu/QBaseMenuTabs.py
index a20cabf9..3ec0e403 100644
--- a/qt_ui/windows/basemenu/QBaseMenuTabs.py
+++ b/qt_ui/windows/basemenu/QBaseMenuTabs.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QTabWidget
+from PySide2.QtWidgets import QTabWidget
 
 from game.theater import ControlPoint, Fob
 from qt_ui.models import GameModel
diff --git a/qt_ui/windows/basemenu/UnitTransactionFrame.py b/qt_ui/windows/basemenu/UnitTransactionFrame.py
index 4a6b3986..5ec31619 100644
--- a/qt_ui/windows/basemenu/UnitTransactionFrame.py
+++ b/qt_ui/windows/basemenu/UnitTransactionFrame.py
@@ -4,8 +4,8 @@ import logging
 from enum import Enum
 from typing import Generic, TypeVar
 
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import (
     QApplication,
     QFrame,
     QGridLayout,
diff --git a/qt_ui/windows/basemenu/airfield/QAircraftRecruitmentMenu.py b/qt_ui/windows/basemenu/airfield/QAircraftRecruitmentMenu.py
index 44999093..c82605b8 100644
--- a/qt_ui/windows/basemenu/airfield/QAircraftRecruitmentMenu.py
+++ b/qt_ui/windows/basemenu/airfield/QAircraftRecruitmentMenu.py
@@ -1,7 +1,7 @@
 from typing import Set
 
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import (
     QGridLayout,
     QHBoxLayout,
     QLabel,
diff --git a/qt_ui/windows/basemenu/airfield/QAirfieldCommand.py b/qt_ui/windows/basemenu/airfield/QAirfieldCommand.py
index f62a31bf..ad0afc66 100644
--- a/qt_ui/windows/basemenu/airfield/QAirfieldCommand.py
+++ b/qt_ui/windows/basemenu/airfield/QAirfieldCommand.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QFrame, QGroupBox, QHBoxLayout, QVBoxLayout
+from PySide2.QtWidgets import QFrame, QGroupBox, QHBoxLayout, QVBoxLayout
 
 from game.theater import ControlPoint
 from qt_ui.models import GameModel
diff --git a/qt_ui/windows/basemenu/ground_forces/QArmorRecruitmentMenu.py b/qt_ui/windows/basemenu/ground_forces/QArmorRecruitmentMenu.py
index 5024d7ab..77e2af8f 100644
--- a/qt_ui/windows/basemenu/ground_forces/QArmorRecruitmentMenu.py
+++ b/qt_ui/windows/basemenu/ground_forces/QArmorRecruitmentMenu.py
@@ -1,5 +1,5 @@
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import QGridLayout, QScrollArea, QVBoxLayout, QWidget
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import QGridLayout, QScrollArea, QVBoxLayout, QWidget
 
 from game.dcs.groundunittype import GroundUnitType
 from game.theater import ControlPoint
diff --git a/qt_ui/windows/basemenu/ground_forces/QGroundForcesHQ.py b/qt_ui/windows/basemenu/ground_forces/QGroundForcesHQ.py
index ec963c82..f6304fcd 100644
--- a/qt_ui/windows/basemenu/ground_forces/QGroundForcesHQ.py
+++ b/qt_ui/windows/basemenu/ground_forces/QGroundForcesHQ.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QFrame, QGridLayout
+from PySide2.QtWidgets import QFrame, QGridLayout
 
 from game.theater import ControlPoint
 from qt_ui.models import GameModel
diff --git a/qt_ui/windows/basemenu/ground_forces/QGroundForcesStrategy.py b/qt_ui/windows/basemenu/ground_forces/QGroundForcesStrategy.py
index acdf5571..39592e65 100644
--- a/qt_ui/windows/basemenu/ground_forces/QGroundForcesStrategy.py
+++ b/qt_ui/windows/basemenu/ground_forces/QGroundForcesStrategy.py
@@ -1,6 +1,6 @@
 from collections.abc import Callable
 
-from PySide6.QtWidgets import QGroupBox, QLabel, QPushButton, QVBoxLayout
+from PySide2.QtWidgets import QGroupBox, QLabel, QPushButton, QVBoxLayout
 
 from game import Game
 from game.theater import ControlPoint
diff --git a/qt_ui/windows/basemenu/ground_forces/QGroundForcesStrategySelector.py b/qt_ui/windows/basemenu/ground_forces/QGroundForcesStrategySelector.py
index e206ad1b..9cd23eaa 100644
--- a/qt_ui/windows/basemenu/ground_forces/QGroundForcesStrategySelector.py
+++ b/qt_ui/windows/basemenu/ground_forces/QGroundForcesStrategySelector.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QComboBox
+from PySide2.QtWidgets import QComboBox
 
 from game.theater import CombatStance, ControlPoint
 
diff --git a/qt_ui/windows/basemenu/intel/QIntelInfo.py b/qt_ui/windows/basemenu/intel/QIntelInfo.py
index d4c39fa4..91b13efb 100644
--- a/qt_ui/windows/basemenu/intel/QIntelInfo.py
+++ b/qt_ui/windows/basemenu/intel/QIntelInfo.py
@@ -1,7 +1,7 @@
 from collections import defaultdict
 
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import (
     QFrame,
     QGridLayout,
     QGroupBox,
diff --git a/qt_ui/windows/finances/QFinancesMenu.py b/qt_ui/windows/finances/QFinancesMenu.py
index 458d8d16..c1eec23e 100644
--- a/qt_ui/windows/finances/QFinancesMenu.py
+++ b/qt_ui/windows/finances/QFinancesMenu.py
@@ -1,7 +1,7 @@
 import itertools
 from typing import Optional
 
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QDialog,
     QFrame,
     QGridLayout,
diff --git a/qt_ui/windows/groundobject/QBuildingInfo.py b/qt_ui/windows/groundobject/QBuildingInfo.py
index 88b88836..3f484f15 100644
--- a/qt_ui/windows/groundobject/QBuildingInfo.py
+++ b/qt_ui/windows/groundobject/QBuildingInfo.py
@@ -1,7 +1,7 @@
 import os
 
-from PySide6.QtGui import QPixmap
-from PySide6.QtWidgets import QGroupBox, QHBoxLayout, QVBoxLayout, QLabel
+from PySide2.QtGui import QPixmap
+from PySide2.QtWidgets import QGroupBox, QHBoxLayout, QVBoxLayout, QLabel
 from game.db import REWARDS
 
 
diff --git a/qt_ui/windows/groundobject/QGroundObjectMenu.py b/qt_ui/windows/groundobject/QGroundObjectMenu.py
index db3276f8..5622682f 100644
--- a/qt_ui/windows/groundobject/QGroundObjectMenu.py
+++ b/qt_ui/windows/groundobject/QGroundObjectMenu.py
@@ -1,8 +1,8 @@
 import logging
 from typing import List, Optional
 
-from PySide6.QtGui import Qt
-from PySide6.QtWidgets import (
+from PySide2.QtGui import Qt
+from PySide2.QtWidgets import (
     QComboBox,
     QDialog,
     QGridLayout,
diff --git a/qt_ui/windows/infos/QInfoItem.py b/qt_ui/windows/infos/QInfoItem.py
index 4c1c6a8a..b15c5f1c 100644
--- a/qt_ui/windows/infos/QInfoItem.py
+++ b/qt_ui/windows/infos/QInfoItem.py
@@ -1,4 +1,4 @@
-from PySide6.QtGui import QStandardItem
+from PySide2.QtGui import QStandardItem
 
 from game.infos.information import Information
 
diff --git a/qt_ui/windows/infos/QInfoList.py b/qt_ui/windows/infos/QInfoList.py
index ea5fb6cf..7614d21f 100644
--- a/qt_ui/windows/infos/QInfoList.py
+++ b/qt_ui/windows/infos/QInfoList.py
@@ -1,6 +1,6 @@
-from PySide6.QtCore import QItemSelectionModel, QPoint
-from PySide6.QtGui import QStandardItemModel
-from PySide6.QtWidgets import QListView
+from PySide2.QtCore import QItemSelectionModel, QPoint
+from PySide2.QtGui import QStandardItemModel
+from PySide2.QtWidgets import QListView
 
 from game import Game, game
 from qt_ui.windows.infos.QInfoItem import QInfoItem
diff --git a/qt_ui/windows/infos/QInfoPanel.py b/qt_ui/windows/infos/QInfoPanel.py
index 5c2cb6c2..2bb021ab 100644
--- a/qt_ui/windows/infos/QInfoPanel.py
+++ b/qt_ui/windows/infos/QInfoPanel.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QFrame, QVBoxLayout, QLabel, QGroupBox
+from PySide2.QtWidgets import QFrame, QVBoxLayout, QLabel, QGroupBox
 
 from game import Game
 from qt_ui.windows.infos.QInfoList import QInfoList
diff --git a/qt_ui/windows/infos/QInfoWidget.py b/qt_ui/windows/infos/QInfoWidget.py
index e5518762..5f76b422 100644
--- a/qt_ui/windows/infos/QInfoWidget.py
+++ b/qt_ui/windows/infos/QInfoWidget.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QFrame, QLabel, QGridLayout
+from PySide2.QtWidgets import QFrame, QLabel, QGridLayout
 
 from game.infos.information import Information
 
diff --git a/qt_ui/windows/intel.py b/qt_ui/windows/intel.py
index ad678246..8ae11087 100644
--- a/qt_ui/windows/intel.py
+++ b/qt_ui/windows/intel.py
@@ -1,7 +1,7 @@
 import itertools
 from typing import Optional
 
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QCheckBox,
     QDialog,
     QFrame,
diff --git a/qt_ui/windows/logs/QLogsWindow.py b/qt_ui/windows/logs/QLogsWindow.py
index ae3358bd..47bc872e 100644
--- a/qt_ui/windows/logs/QLogsWindow.py
+++ b/qt_ui/windows/logs/QLogsWindow.py
@@ -1,14 +1,14 @@
 import logging
 import typing
 
-from PySide6.QtCore import Signal
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Signal
+from PySide2.QtWidgets import (
     QDialog,
     QPlainTextEdit,
     QVBoxLayout,
     QPushButton,
 )
-from PySide6.QtGui import QTextCursor, QIcon
+from PySide2.QtGui import QTextCursor, QIcon
 
 from qt_ui.logging_handler import HookableInMemoryHandler
 
diff --git a/qt_ui/windows/mission/QEditFlightDialog.py b/qt_ui/windows/mission/QEditFlightDialog.py
index 7d7c9a21..4e0afcd3 100644
--- a/qt_ui/windows/mission/QEditFlightDialog.py
+++ b/qt_ui/windows/mission/QEditFlightDialog.py
@@ -1,5 +1,5 @@
 """Dialog window for editing flights."""
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QDialog,
     QVBoxLayout,
 )
diff --git a/qt_ui/windows/mission/QFlightItem.py b/qt_ui/windows/mission/QFlightItem.py
index 1f574d18..00020b07 100644
--- a/qt_ui/windows/mission/QFlightItem.py
+++ b/qt_ui/windows/mission/QFlightItem.py
@@ -1,4 +1,4 @@
-from PySide6.QtGui import QStandardItem, QIcon
+from PySide2.QtGui import QStandardItem, QIcon
 
 from game.ato.package import Package
 from game.ato.flight import Flight
diff --git a/qt_ui/windows/mission/QPackageDialog.py b/qt_ui/windows/mission/QPackageDialog.py
index d37a3b5a..f07f4acd 100644
--- a/qt_ui/windows/mission/QPackageDialog.py
+++ b/qt_ui/windows/mission/QPackageDialog.py
@@ -3,8 +3,8 @@ import logging
 from datetime import timedelta
 from typing import Optional
 
-from PySide6.QtCore import QItemSelection, QTime, Qt, Signal
-from PySide6.QtWidgets import (
+from PySide2.QtCore import QItemSelection, QTime, Qt, Signal
+from PySide2.QtWidgets import (
     QCheckBox,
     QDialog,
     QHBoxLayout,
diff --git a/qt_ui/windows/mission/QPlannedFlightsView.py b/qt_ui/windows/mission/QPlannedFlightsView.py
index 54d828e7..42ac4202 100644
--- a/qt_ui/windows/mission/QPlannedFlightsView.py
+++ b/qt_ui/windows/mission/QPlannedFlightsView.py
@@ -1,8 +1,8 @@
 from datetime import timedelta
 
-from PySide6.QtCore import QItemSelectionModel, QSize
-from PySide6.QtGui import QStandardItemModel
-from PySide6.QtWidgets import QAbstractItemView, QListView
+from PySide2.QtCore import QItemSelectionModel, QSize
+from PySide2.QtGui import QStandardItemModel
+from PySide2.QtWidgets import QAbstractItemView, QListView
 
 from qt_ui.models import GameModel
 from qt_ui.windows.mission.QFlightItem import QFlightItem
diff --git a/qt_ui/windows/mission/flight/QFlightCreator.py b/qt_ui/windows/mission/flight/QFlightCreator.py
index e4c8def4..40091fb5 100644
--- a/qt_ui/windows/mission/flight/QFlightCreator.py
+++ b/qt_ui/windows/mission/flight/QFlightCreator.py
@@ -1,7 +1,7 @@
 from typing import Optional, Type
 
-from PySide6.QtCore import Qt, Signal
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt, Signal
+from PySide2.QtWidgets import (
     QComboBox,
     QDialog,
     QLabel,
diff --git a/qt_ui/windows/mission/flight/QFlightPlanner.py b/qt_ui/windows/mission/flight/QFlightPlanner.py
index a115e10f..ab86f052 100644
--- a/qt_ui/windows/mission/flight/QFlightPlanner.py
+++ b/qt_ui/windows/mission/flight/QFlightPlanner.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QTabWidget
+from PySide2.QtWidgets import QTabWidget
 
 from game import Game
 from game.ato.flight import Flight
diff --git a/qt_ui/windows/mission/flight/SquadronSelector.py b/qt_ui/windows/mission/flight/SquadronSelector.py
index 80183b79..0813843c 100644
--- a/qt_ui/windows/mission/flight/SquadronSelector.py
+++ b/qt_ui/windows/mission/flight/SquadronSelector.py
@@ -1,7 +1,7 @@
 """Combo box for selecting squadrons."""
 from typing import Optional
 
-from PySide6.QtWidgets import QComboBox
+from PySide2.QtWidgets import QComboBox
 
 from game.dcs.aircrafttype import AircraftType
 from game.squadrons.airwing import AirWing
diff --git a/qt_ui/windows/mission/flight/payload/QFlightPayloadTab.py b/qt_ui/windows/mission/flight/payload/QFlightPayloadTab.py
index 748346f4..28d5e697 100644
--- a/qt_ui/windows/mission/flight/payload/QFlightPayloadTab.py
+++ b/qt_ui/windows/mission/flight/payload/QFlightPayloadTab.py
@@ -1,5 +1,5 @@
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import QFrame, QLabel, QComboBox, QVBoxLayout
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import QFrame, QLabel, QComboBox, QVBoxLayout
 
 from game import Game
 from game.ato.flight import Flight
diff --git a/qt_ui/windows/mission/flight/payload/QLoadoutEditor.py b/qt_ui/windows/mission/flight/payload/QLoadoutEditor.py
index 31b5b661..a41edb92 100644
--- a/qt_ui/windows/mission/flight/payload/QLoadoutEditor.py
+++ b/qt_ui/windows/mission/flight/payload/QLoadoutEditor.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QGridLayout,
     QGroupBox,
     QLabel,
diff --git a/qt_ui/windows/mission/flight/payload/QPylonEditor.py b/qt_ui/windows/mission/flight/payload/QPylonEditor.py
index 50825cd0..6f59eb23 100644
--- a/qt_ui/windows/mission/flight/payload/QPylonEditor.py
+++ b/qt_ui/windows/mission/flight/payload/QPylonEditor.py
@@ -2,7 +2,7 @@ import logging
 import operator
 from typing import Optional
 
-from PySide6.QtWidgets import QComboBox
+from PySide2.QtWidgets import QComboBox
 
 from game import Game
 from game.data.weapons import Pylon, Weapon
diff --git a/qt_ui/windows/mission/flight/settings/FlightAirfieldDisplay.py b/qt_ui/windows/mission/flight/settings/FlightAirfieldDisplay.py
index 00b344c0..1d1d27f7 100644
--- a/qt_ui/windows/mission/flight/settings/FlightAirfieldDisplay.py
+++ b/qt_ui/windows/mission/flight/settings/FlightAirfieldDisplay.py
@@ -1,6 +1,6 @@
 import logging
 
-from PySide6.QtWidgets import QGroupBox, QLabel, QMessageBox, QVBoxLayout
+from PySide2.QtWidgets import QGroupBox, QLabel, QMessageBox, QVBoxLayout
 
 from game import Game
 from game.ato.flight import Flight
diff --git a/qt_ui/windows/mission/flight/settings/QCustomName.py b/qt_ui/windows/mission/flight/settings/QCustomName.py
index 67cf1cfd..86da83f0 100644
--- a/qt_ui/windows/mission/flight/settings/QCustomName.py
+++ b/qt_ui/windows/mission/flight/settings/QCustomName.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QGroupBox, QHBoxLayout, QLabel
+from PySide2.QtWidgets import QGroupBox, QHBoxLayout, QLabel
 
 from game.ato.flight import Flight
 
diff --git a/qt_ui/windows/mission/flight/settings/QFlightSlotEditor.py b/qt_ui/windows/mission/flight/settings/QFlightSlotEditor.py
index b20960dd..7da3f0d6 100644
--- a/qt_ui/windows/mission/flight/settings/QFlightSlotEditor.py
+++ b/qt_ui/windows/mission/flight/settings/QFlightSlotEditor.py
@@ -1,8 +1,8 @@
 import logging
 from typing import Optional, Callable
 
-from PySide6.QtCore import Signal, QModelIndex
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Signal, QModelIndex
+from PySide2.QtWidgets import (
     QLabel,
     QGroupBox,
     QSpinBox,
diff --git a/qt_ui/windows/mission/flight/settings/QFlightStartType.py b/qt_ui/windows/mission/flight/settings/QFlightStartType.py
index ba9731e8..59e870d2 100644
--- a/qt_ui/windows/mission/flight/settings/QFlightStartType.py
+++ b/qt_ui/windows/mission/flight/settings/QFlightStartType.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QComboBox,
     QGroupBox,
     QHBoxLayout,
diff --git a/qt_ui/windows/mission/flight/settings/QFlightTypeTaskInfo.py b/qt_ui/windows/mission/flight/settings/QFlightTypeTaskInfo.py
index 4aa1fbe9..32324676 100644
--- a/qt_ui/windows/mission/flight/settings/QFlightTypeTaskInfo.py
+++ b/qt_ui/windows/mission/flight/settings/QFlightTypeTaskInfo.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QLabel, QGroupBox, QGridLayout
+from PySide2.QtWidgets import QLabel, QGroupBox, QGridLayout
 
 from qt_ui.uiconstants import AIRCRAFT_ICONS
 
diff --git a/qt_ui/windows/mission/flight/settings/QGeneralFlightSettingsTab.py b/qt_ui/windows/mission/flight/settings/QGeneralFlightSettingsTab.py
index c239de36..d52d438e 100644
--- a/qt_ui/windows/mission/flight/settings/QGeneralFlightSettingsTab.py
+++ b/qt_ui/windows/mission/flight/settings/QGeneralFlightSettingsTab.py
@@ -1,5 +1,5 @@
-from PySide6.QtCore import Signal
-from PySide6.QtWidgets import QFrame, QGridLayout, QVBoxLayout
+from PySide2.QtCore import Signal
+from PySide2.QtWidgets import QFrame, QGridLayout, QVBoxLayout
 
 from game import Game
 from game.ato.flight import Flight
diff --git a/qt_ui/windows/mission/flight/waypoints/QFlightWaypointInfoBox.py b/qt_ui/windows/mission/flight/waypoints/QFlightWaypointInfoBox.py
index d26fa330..4af48d55 100644
--- a/qt_ui/windows/mission/flight/waypoints/QFlightWaypointInfoBox.py
+++ b/qt_ui/windows/mission/flight/waypoints/QFlightWaypointInfoBox.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QGroupBox, QHBoxLayout, QLabel, QVBoxLayout
+from PySide2.QtWidgets import QGroupBox, QHBoxLayout, QLabel, QVBoxLayout
 
 from game.ato.flightwaypoint import FlightWaypoint
 
diff --git a/qt_ui/windows/mission/flight/waypoints/QFlightWaypointItem.py b/qt_ui/windows/mission/flight/waypoints/QFlightWaypointItem.py
index 17512095..545c3a5d 100644
--- a/qt_ui/windows/mission/flight/waypoints/QFlightWaypointItem.py
+++ b/qt_ui/windows/mission/flight/waypoints/QFlightWaypointItem.py
@@ -1,6 +1,6 @@
 from typing import List
 
-from PySide6.QtGui import QStandardItem
+from PySide2.QtGui import QStandardItem
 
 from game.ato.flightwaypoint import FlightWaypoint
 
diff --git a/qt_ui/windows/mission/flight/waypoints/QFlightWaypointList.py b/qt_ui/windows/mission/flight/waypoints/QFlightWaypointList.py
index 1817c3a2..5044315e 100644
--- a/qt_ui/windows/mission/flight/waypoints/QFlightWaypointList.py
+++ b/qt_ui/windows/mission/flight/waypoints/QFlightWaypointList.py
@@ -1,8 +1,8 @@
 from datetime import timedelta
 
-from PySide6.QtCore import QItemSelectionModel, QPoint
-from PySide6.QtGui import QStandardItem, QStandardItemModel
-from PySide6.QtWidgets import QHeaderView, QTableView
+from PySide2.QtCore import QItemSelectionModel, QPoint
+from PySide2.QtGui import QStandardItem, QStandardItemModel
+from PySide2.QtWidgets import QHeaderView, QTableView
 
 from game.ato.package import Package
 from game.ato.flightwaypointtype import FlightWaypointType
diff --git a/qt_ui/windows/mission/flight/waypoints/QFlightWaypointTab.py b/qt_ui/windows/mission/flight/waypoints/QFlightWaypointTab.py
index 55927a5f..eecb91b5 100644
--- a/qt_ui/windows/mission/flight/waypoints/QFlightWaypointTab.py
+++ b/qt_ui/windows/mission/flight/waypoints/QFlightWaypointTab.py
@@ -1,8 +1,8 @@
 import logging
 from typing import Iterable, List, Optional
 
-from PySide6.QtCore import Signal
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Signal
+from PySide2.QtWidgets import (
     QFrame,
     QGridLayout,
     QLabel,
diff --git a/qt_ui/windows/mission/flight/waypoints/QPredefinedWaypointSelectionWindow.py b/qt_ui/windows/mission/flight/waypoints/QPredefinedWaypointSelectionWindow.py
index 904c3064..63dd4386 100644
--- a/qt_ui/windows/mission/flight/waypoints/QPredefinedWaypointSelectionWindow.py
+++ b/qt_ui/windows/mission/flight/waypoints/QPredefinedWaypointSelectionWindow.py
@@ -1,5 +1,5 @@
-from PySide6.QtCore import Qt, Signal
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt, Signal
+from PySide2.QtWidgets import (
     QCheckBox,
     QDialog,
     QHBoxLayout,
diff --git a/qt_ui/windows/newgame/QCampaignList.py b/qt_ui/windows/newgame/QCampaignList.py
index 19397abf..a5fcf305 100644
--- a/qt_ui/windows/newgame/QCampaignList.py
+++ b/qt_ui/windows/newgame/QCampaignList.py
@@ -2,10 +2,10 @@ from __future__ import annotations
 
 from typing import Optional
 
-from PySide6 import QtGui
-from PySide6.QtCore import QItemSelectionModel, QModelIndex, Qt
-from PySide6.QtGui import QStandardItem, QStandardItemModel
-from PySide6.QtWidgets import QAbstractItemView, QListView
+from PySide2 import QtGui
+from PySide2.QtCore import QItemSelectionModel, QModelIndex, Qt
+from PySide2.QtGui import QStandardItem, QStandardItemModel
+from PySide2.QtWidgets import QAbstractItemView, QListView
 
 import qt_ui.uiconstants as CONST
 from game.campaignloader.campaign import Campaign
diff --git a/qt_ui/windows/newgame/QNewGameWizard.py b/qt_ui/windows/newgame/QNewGameWizard.py
index cc0bafe0..ffc19fdc 100644
--- a/qt_ui/windows/newgame/QNewGameWizard.py
+++ b/qt_ui/windows/newgame/QNewGameWizard.py
@@ -4,9 +4,9 @@ import logging
 from datetime import timedelta
 from typing import List
 
-from PySide6 import QtGui, QtWidgets
-from PySide6.QtCore import QDate, QItemSelectionModel, QPoint, Qt
-from PySide6.QtWidgets import QCheckBox, QLabel, QTextEdit, QVBoxLayout
+from PySide2 import QtGui, QtWidgets
+from PySide2.QtCore import QDate, QItemSelectionModel, QPoint, Qt
+from PySide2.QtWidgets import QCheckBox, QLabel, QTextEdit, QVBoxLayout
 from jinja2 import Environment, FileSystemLoader, select_autoescape
 
 from game import db
diff --git a/qt_ui/windows/notes/QNotesWindow.py b/qt_ui/windows/notes/QNotesWindow.py
index 4fa7e08c..cb1419b5 100644
--- a/qt_ui/windows/notes/QNotesWindow.py
+++ b/qt_ui/windows/notes/QNotesWindow.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import (
+from PySide2.QtWidgets import (
     QDialog,
     QPlainTextEdit,
     QVBoxLayout,
@@ -6,8 +6,8 @@ from PySide6.QtWidgets import (
     QPushButton,
     QLabel,
 )
-from PySide6.QtGui import QTextCursor
-from PySide6.QtCore import QTimer
+from PySide2.QtGui import QTextCursor
+from PySide2.QtCore import QTimer
 
 import qt_ui.uiconstants as CONST
 from game.game import Game
diff --git a/qt_ui/windows/preferences/QLiberationFirstStartWindow.py b/qt_ui/windows/preferences/QLiberationFirstStartWindow.py
index 58b255ce..78b898a1 100644
--- a/qt_ui/windows/preferences/QLiberationFirstStartWindow.py
+++ b/qt_ui/windows/preferences/QLiberationFirstStartWindow.py
@@ -1,5 +1,5 @@
-from PySide6.QtGui import QIcon, Qt
-from PySide6.QtWidgets import (
+from PySide2.QtGui import QIcon, Qt
+from PySide2.QtWidgets import (
     QDialog,
     QVBoxLayout,
     QPushButton,
diff --git a/qt_ui/windows/preferences/QLiberationPreferences.py b/qt_ui/windows/preferences/QLiberationPreferences.py
index f2486834..fbfa6770 100644
--- a/qt_ui/windows/preferences/QLiberationPreferences.py
+++ b/qt_ui/windows/preferences/QLiberationPreferences.py
@@ -1,7 +1,7 @@
 import os
 
-from PySide6.QtGui import Qt
-from PySide6.QtWidgets import (
+from PySide2.QtGui import Qt
+from PySide2.QtWidgets import (
     QComboBox,
     QFileDialog,
     QFrame,
diff --git a/qt_ui/windows/preferences/QLiberationPreferencesWindow.py b/qt_ui/windows/preferences/QLiberationPreferencesWindow.py
index 7363a190..e23a3c08 100644
--- a/qt_ui/windows/preferences/QLiberationPreferencesWindow.py
+++ b/qt_ui/windows/preferences/QLiberationPreferencesWindow.py
@@ -1,5 +1,5 @@
-from PySide6.QtGui import QIcon, Qt
-from PySide6.QtWidgets import QDialog, QVBoxLayout, QPushButton, QHBoxLayout
+from PySide2.QtGui import QIcon, Qt
+from PySide2.QtWidgets import QDialog, QVBoxLayout, QPushButton, QHBoxLayout
 
 from qt_ui.windows.preferences.QLiberationPreferences import QLiberationPreferences
 
diff --git a/qt_ui/windows/settings/QSettingsWindow.py b/qt_ui/windows/settings/QSettingsWindow.py
index 911e34ff..4717280e 100644
--- a/qt_ui/windows/settings/QSettingsWindow.py
+++ b/qt_ui/windows/settings/QSettingsWindow.py
@@ -2,9 +2,9 @@ import logging
 import textwrap
 from typing import Callable
 
-from PySide6.QtCore import QItemSelectionModel, QPoint, QSize, Qt
-from PySide6.QtGui import QStandardItem, QStandardItemModel
-from PySide6.QtWidgets import (
+from PySide2.QtCore import QItemSelectionModel, QPoint, QSize, Qt
+from PySide2.QtGui import QStandardItem, QStandardItemModel
+from PySide2.QtWidgets import (
     QAbstractItemView,
     QCheckBox,
     QComboBox,
diff --git a/qt_ui/windows/settings/plugins.py b/qt_ui/windows/settings/plugins.py
index 5e0fb597..f4973f77 100644
--- a/qt_ui/windows/settings/plugins.py
+++ b/qt_ui/windows/settings/plugins.py
@@ -1,5 +1,5 @@
-from PySide6.QtCore import Qt
-from PySide6.QtWidgets import (
+from PySide2.QtCore import Qt
+from PySide2.QtWidgets import (
     QCheckBox,
     QGridLayout,
     QGroupBox,
diff --git a/qt_ui/windows/stats/QAircraftChart.py b/qt_ui/windows/stats/QAircraftChart.py
index c162f48e..6516ec58 100644
--- a/qt_ui/windows/stats/QAircraftChart.py
+++ b/qt_ui/windows/stats/QAircraftChart.py
@@ -1,8 +1,7 @@
-from PySide6 import QtCharts
-from PySide6.QtCore import QPoint, Qt
-from PySide6.QtGui import QPainter
-from PySide6.QtWidgets import QFrame, QGridLayout
-
+from PySide2.QtCharts import QtCharts
+from PySide2.QtCore import QPoint, Qt
+from PySide2.QtGui import QPainter
+from PySide2.QtWidgets import QFrame, QGridLayout
 from game import Game
 
 
diff --git a/qt_ui/windows/stats/QArmorChart.py b/qt_ui/windows/stats/QArmorChart.py
index fd9f9553..e952c717 100644
--- a/qt_ui/windows/stats/QArmorChart.py
+++ b/qt_ui/windows/stats/QArmorChart.py
@@ -1,8 +1,7 @@
-from PySide6 import QtCharts
-from PySide6.QtCore import QPoint, Qt
-from PySide6.QtGui import QPainter
-from PySide6.QtWidgets import QFrame, QGridLayout
-
+from PySide2.QtCharts import QtCharts
+from PySide2.QtCore import QPoint, Qt
+from PySide2.QtGui import QPainter
+from PySide2.QtWidgets import QFrame, QGridLayout
 from game import Game
 
 
diff --git a/qt_ui/windows/stats/QStatsWindow.py b/qt_ui/windows/stats/QStatsWindow.py
index b3a2edbb..14817d18 100644
--- a/qt_ui/windows/stats/QStatsWindow.py
+++ b/qt_ui/windows/stats/QStatsWindow.py
@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QDialog, QGridLayout, QTabWidget
+from PySide2.QtWidgets import QDialog, QGridLayout, QTabWidget
 
 import qt_ui.uiconstants as CONST
 from game.game import Game
diff --git a/requirements.txt b/requirements.txt
index 1b9dd1f1..50f392fc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,14 +33,14 @@ pyinstaller==4.7
 pyinstaller-hooks-contrib==2021.3
 pyparsing==3.0.6
 pyproj==3.3.0
-PySide6==6.2.1
+PySide2==5.15.2
 pytest==6.2.5
 python-dateutil==2.8.2
 pywin32-ctypes==0.2.0
 PyYAML==6.0
 regex==2021.11.10
 Shapely==1.8.0
-shiboken6==6.2.1
+shiboken2==5.15.2
 six==1.16.0
 tabulate==0.8.9
 text-unidecode==1.3