Here is a live iso xubuntu-bionic with nvidia-390.48 and prime from MatheuGras-TimRichardson
It switched correctly on live testing with Acer VN7 laptop 4GB https://sourceforge.net/projects/toysbox/files/bionic- nvidia/xubuntu-18.04-4.15.0-24-nvidia.iso Screenshots + Logs are on the site xubuntu@xubuntu:~$ cat /proc/cmdline BOOT_IMAGE=(loop)/casper/vmlinuz iso-scan/filename=/iso/xubuntu-18.04-4.15.0-24-nvidia0.iso file=/cdrom/preseed/xubuntu.seed waitusb=5 boot=casper xubuntu@xubuntu:~$ uname -a Linux xubuntu 4.15.0-24-generic #26-Ubuntu SMP Wed Jun 13 08:44:47 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux xubuntu@xubuntu:~$ inxi -G Graphics: Card-1: Intel 4th Gen Core Processor Integrated Graphics Controller Card-2: NVIDIA GM107M [GeForce GTX 860M] Display Server: x11 (X.Org 1.19.6 ) drivers: modesetting,nvidia (unloaded: fbdev,vesa,nouveau) Resolution: 1920x1080@60.02hz OpenGL: renderer: GeForce GTX 860M/PCIe/SSE2 version: 4.6.0 NVIDIA 390.48 xubuntu@xubuntu:~$ xrandr --listproviders Providers: number : 2 Provider 0: id: 0x23a cap: 0x1, Source Output crtcs: 0 outputs: 0 associated providers: 1 name:NVIDIA-0 Provider 1: id: 0x44 cap: 0x6, Sink Output, Source Offload crtcs: 3 outputs: 2 associated providers: 1 name:modesetting xubuntu@xubuntu:~$ glxinfo | grep NVIDIA server glx vendor string: NVIDIA Corporation client glx vendor string: NVIDIA Corporation OpenGL vendor string: NVIDIA Corporation OpenGL core profile version string: 4.6.0 NVIDIA 390.48 OpenGL core profile shading language version string: 4.60 NVIDIA OpenGL version string: 4.6.0 NVIDIA 390.48 OpenGL shading language version string: 4.60 NVIDIA OpenGL ES profile version string: OpenGL ES 3.2 NVIDIA 390.48 xubuntu@xubuntu:~$ glxgears Running synchronized to the vertical refresh. The framerate should be approximately the same as the monitor refresh rate. 69297 frames in 5.0 seconds = 13859.334 FPS 68090 frames in 5.0 seconds = 13617.823 FPS xubuntu@xubuntu:~$ glxspheres64 Polygons in scene: 62464 (61 spheres * 1024 polys/spheres) Visual ID of window: 0xa8 Context is Direct OpenGL Renderer: GeForce GTX 860M/PCIe/SSE2 1914.953887 frames/sec - 2137.088538 Mpixels/sec 1964.035952 frames/sec - 2191.864122 Mpixels/sec -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1773113 Title: nvidia-390 does not show GUI To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-390/+bug/1773113/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs