3 files changed, 7 insertions, 1 deletions
diff --git a/examples/quick/quickwidgets/qquickviewcomparison/main.cpp b/examples/quick/quickwidgets/qquickviewcomparison/main.cpp
index 73db97eddb..f1fe397462 100644
--- a/examples/quick/quickwidgets/qquickviewcomparison/main.cpp
+++ b/examples/quick/quickwidgets/qquickviewcomparison/main.cpp
@@ -60,6 +60,9 @@ int main(int argc, char **argv)
 
     QApplication app(argc, argv);
 
+    // this example and QQuickWidget are only functional when rendering with OpenGL
+    QQuickWindow::setSceneGraphBackend(QSGRendererInterface::OpenGLRhi);
+
     QCoreApplication::setApplicationName("Qt QQuickView/QQuickWidget Comparison Example");
     QCoreApplication::setOrganizationName("QtProject");
     QCoreApplication::setApplicationVersion(QT_VERSION_STR);
diff --git a/examples/quick/quickwidgets/qquickviewcomparison/mainwindow.cpp b/examples/quick/quickwidgets/qquickviewcomparison/mainwindow.cpp
index 850ecd147b..2e45bc2df6 100644
--- a/examples/quick/quickwidgets/qquickviewcomparison/mainwindow.cpp
+++ b/examples/quick/quickwidgets/qquickviewcomparison/mainwindow.cpp
@@ -179,8 +179,8 @@ void MainWindow::updateView()
         connect(quickWidget, &QQuickWidget::statusChanged, this, &MainWindow::onStatusChangedWidget);
         connect(quickWidget, &QQuickWidget::sceneGraphError, this, &MainWindow::onSceneGraphError);
         quickWidget->setSource(source);
-        m_currentRootObject = quickWidget->rootObject();
         switchTo(quickWidget);
+        m_currentRootObject = quickWidget->rootObject();
     }
 
     if (m_currentRootObject) {
diff --git a/examples/quick/quickwidgets/quickwidget/main.cpp b/examples/quick/quickwidgets/quickwidget/main.cpp
index f28b2f1443..3bff5901f9 100644
--- a/examples/quick/quickwidgets/quickwidget/main.cpp
+++ b/examples/quick/quickwidgets/quickwidget/main.cpp
@@ -197,6 +197,9 @@ int main(int argc, char **argv)
 {
     QApplication app(argc, argv);
 
+    // this example and QQuickWidget are only functional when rendering with OpenGL
+    QQuickWindow::setSceneGraphBackend(QSGRendererInterface::OpenGLRhi);
+
     QCoreApplication::setApplicationName("Qt QQuickWidget Example");
     QCoreApplication::setOrganizationName("QtProject");
     QCoreApplication::setApplicationVersion(QT_VERSION_STR);