Q_ASSERT(m_splitter->count() == 1);
m_splitter->addWidget(createNavigatorWidget(Secondary));
Q_ASSERT(m_splitter->count() == 2);
+#if KIO_VERSION >= QT_VERSION_CHECK(6, 14, 0)
secondaryUrlNavigator()->setBackgroundEnabled(primaryUrlNavigator()->isBackgroundEnabled());
+#endif
updateText();
}