diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp
index fd7739b06f7..e5144b514ae 100644
--- a/src/gui/kernel/qguiapplication.cpp
+++ b/src/gui/kernel/qguiapplication.cpp
@@ -572,6 +572,9 @@ static QWindowGeometrySpecification windowGeometrySpecification = Q_WINDOW_GEOME
                experimental pending the introduction of new style that
                properly adapts to dark mode.
 
+               As of Qt 6.5, the default value is 2; to disable dark mode
+               support, set the value to 0 or 1.
+
         \li \c {dialogs=[xp|none]}, \c xp uses XP-style native dialogs and
             \c none disables them.
 
diff --git a/src/plugins/platforms/windows/qwindowsintegration.cpp b/src/plugins/platforms/windows/qwindowsintegration.cpp
index 1bddcb43638..51f040e719e 100644
--- a/src/plugins/platforms/windows/qwindowsintegration.cpp
+++ b/src/plugins/platforms/windows/qwindowsintegration.cpp
@@ -233,7 +233,8 @@ void QWindowsIntegrationPrivate::parseOptions(QWindowsIntegration *q, const QStr
     QtWindows::ProcessDpiAwareness dpiAwareness = QtWindows::ProcessPerMonitorV2DpiAware;
 
     int tabletAbsoluteRange = -1;
-    DarkModeHandling darkModeHandling = DarkModeHandlingFlag::DarkModeWindowFrames;
+    DarkModeHandling darkModeHandling = DarkModeHandlingFlag::DarkModeWindowFrames
+                                      | DarkModeHandlingFlag::DarkModeStyle;
     m_options = ::parseOptions(paramList, &tabletAbsoluteRange, &dpiAwareness, &darkModeHandling);
     q->setDarkModeHandling(darkModeHandling);
     QWindowsFontDatabase::setFontOptions(m_options);