--- main.cpp.orig	2022-11-16 15:25:11.221100107 +0100
+++ main.cpp	2022-11-18 09:30:01.084064039 +0100
@@ -1,5 +1,22 @@
 #include <QGuiApplication>
 #include <QQuickView>
+#include <QScreen>
+
+void setFullscreen(QQuickView *view, const QScreen *screen)
+{
+    QSize screenSize = screen->size();
+    /* If we set fullscreen and screen size is 0,0 the application crashes.
+     * Therefore, we only set fullscreen mode when the screen size is big enough.
+     * We have to set visible false before we change the window state, else it
+     * won't update correctly and we might have a title bar */
+    if ((screenSize.height() > 1) && (screenSize.width() > 1)) {
+        view->setVisible(false);
+        view->setWindowStates(Qt::WindowFullScreen);
+    }
+
+    /* We always need to set visible to true, else the window will not show up */
+    view->setVisible(true);
+}
 
 int main(int argc, char* argv[])
 {
@@ -10,9 +27,15 @@
 
     const QString lowerArgument = QString::fromLatin1(argv[1]).toLower();
     if (lowerArgument == QLatin1String("--fullscreen")) {
-        view.showFullScreen();
-    } else {
+        QObject::connect(&view, &QQuickView::screenChanged, &app, [&view](QScreen *screen) {
+                setFullscreen(&view, screen);
+        }, Qt::DirectConnection);
+
+        setFullscreen(&view, view.screen());
+    }
+    else {
         view.show();
     }
+
     return app.exec();
 }