src/widgets/widgetwindowagent.cpp
@@ -64,6 +64,12 @@ #if defined(Q_OS_WINDOWS) && QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDERS) d->setupWindows10BorderWorkaround(); #endif #ifdef Q_OS_WINDOWS if (!windowAttribute(QStringLiteral("windows-system-border-enabled")).toBool()) { w->setWindowFlag(Qt::FramelessWindowHint); } #endif return true; }