.. include:: /urls.rst .. _pureos_changing_compositor: Changing the GNOME compositor ============================= GNOME is the default desktop environment in PureOS, which by default leverages the `Wayland`_ compositor. If you need to run apps that are not yet ported to work on Wayland, you can launch a GNOME session using Xserver instead. To do this, click the gear icon on your login screen and select **GNOME on Xorg**: .. image:: ../img/gdm3/choosing-compositor.png :scale: 50% :alt: Selecting which GNOME session to launch