Hi, I finally manage to put my Nvidia as primary GPU, with [1], we got several references on internet [2] and I'd check as mint and ubuntu have prime-select nvidia [3] tool, to do this automatically, I guess. I think we could improve our wiki page Howto/NVIDIA and Howto/Optimus ... Best regards, [1] cat /etc/sddm/Xsetup xrandr --setprovideroutputsource modesetting NVIDIA-G0 xrandr --auto and the attached file [2] https://forums.developer.nvidia.com/t/official-driver-384-59-with-geforce... https://forums.gentoo.org/viewtopic-p-8447514.html?sid=2557e84be8c07d590c... https://wiki.gentoo.org/wiki/NVIDIA/Optimus#Simple_Desktop_Display_Manage... https://wiki.debian.org/NvidiaGraphicsDrivers/Optimus http://download.nvidia.com/XFree86/Linux-x86_64/440.44/README/primerender... [3] https://github.com/linuxmint/nvidia-prime/blob/master/prime-offload -- Sérgio M. B.