Previewing on Desktop
To preview the currently active QML file on the desktop, select Build > QML Preview.
To preview any QML file that belongs to the project, right-click the project name in the Projects view, and select Preview File.
To preview the currently active QML file on the desktop, select Build > QML Preview.
To preview any QML file that belongs to the project, right-click the project name in the Projects view, and select Preview File.