OMG! Ubuntu! Follow GNOME 49 Restores Ability to Launch X11 Desktop Sessions GNOME 49 re-enables X11 session support in GDM after it broke the ability to launch other desktop environments. It plans full removal in GNOME 50. https://www.omgubuntu.co.uk/2025/09/gnome-49-reenables-x11-session-support-in-gdm omgubuntu.co.uk
