Hello, ** solsTiCe d'Hiver [2012-06-16 13:24:34 +0200]: > Le samedi 16 juin 2012 à 19:36 +0900, Vladimir Lomov a écrit : >> IMHO, the minimal steps to use new NVIDIA driver are >> 1. shutdown X system; >> 2. logout as usual user and login as root; >> 3. unload nvidia (kernel) module; >> 4. load new nvidia (kernel) module; >> 5. start X system. > Are you sure you don't need to run some udev related command like > udevadm ? > Because last time I tried something like you said it didn't work Don't know you environment and hardware, but I just tried: on my desktop: Archlinux x86_64 (AMD), kernel 3.4.2-2, systemd; last update brought nvidia 259.59 when I was running openbox. I installed update, logout (exited Openbox) which should be bring me to KDM but I got a terminal. I logged into terminal as a user, run $ sudo systemctl stop kdm.service $ sudo modprobe -r nvidia $ sudo modprobe nvidia $ sudo systemctl kdm.service so now all works fine. >From /var/log/Xorg.0.log: $ grep 'NVIDIA GLX' /var/log/Xorg.0.log [ 47278.388] (II) NVIDIA GLX Module 295.59 Wed Jun 6 21:40:44 PDT 2012 --- WBR, Vladimir Lomov -- Cinemuck, n.: The combination of popcorn, soda, and melted chocolate which covers the floors of movie theaters. -- Rich Hall, "Sniglets"