Alberto Milone, I have exactly the same result after using 'sudo prime-select nvidia' as Andrey:
Error: alternatives are not set up properly
Error: nvidia mode can't be enabled
So I used the code 'update-alternatives --display x86_64-linux-gnu_gl_conf' and that what it showed me (sorry, it's not in English but I hope you will understand something from it, I give some explanation aside):
Alberto Milone, I have exactly the same result after using 'sudo prime-select nvidia' as Andrey:
Error: alternatives are not set up properly
Error: nvidia mode can't be enabled
So I used the code 'update- alternatives --display x86_64- linux-gnu_ gl_conf' and that what it showed me (sorry, it's not in English but I hope you will understand something from it, I give some explanation aside):
x86_64- linux-gnu_ gl_conf - tryb ręczny x86_64- linux-gnu/ mesa/ld. so.conf [eng: linking currently shows on..] nvidia- 346-prime/ ld.so.conf - priorytet 8603 linux-gnu_ grub_fb_ blacklist: /usr/share/ nvidia- 346/nvidia- 346.grub- gfxpayload [eng. subordinate clause/ coordinates? ] linux-gnu_ man_nvidiaxconf ig.gz: /usr/share/ man/man1/ alt-nvidia- 346-xconfig. 1.gz linux-gnu_ nvidia- debugdump: /usr/lib/ nvidia- 346/bin/ nvidia- debugdump linux-gnu_ nvidia- smi.1.gz: /usr/share/ man/man1/ alt-nvidia- 346-smi. 1.gz linux-gnu_ nvidia_ app_profile: /usr/share/ nvidia- 346/nvidia- application- profiles- 346.72- rc linux-gnu_ nvidia_ app_profile_ keys: /usr/share/ nvidia- 346/nvidia- application- profiles- 346.72- key-documentati on linux-gnu_ nvidia_ bug_report: /usr/lib/ nvidia- 346/bin/ nvidia- bug-report. sh linux-gnu_ nvidia_ modconf: /lib/nvidia- 346/modprobe. conf linux-gnu_ nvidia_ smi: /usr/lib/ nvidia- 346/bin/ nvidia- smi linux-gnu_ nvidia_ xconfig: /usr/lib/ nvidia- 346/bin/ nvidia- xconfig nvidia- 346/ld. so.conf - priorytet 8604 linux-gnu_ grub_fb_ blacklist: /usr/share/ nvidia- 346/nvidia- 346.grub- gfxpayload linux-gnu_ libvdpau_ nvidia. so: /usr/lib/ nvidia- 346/vdpau/ libvdpau_ nvidia. so linux-gnu_ libvdpau_ nvidia. so.1: /usr/lib/ nvidia- 346/vdpau/ libvdpau_ nvidia. so.1 linux-gnu_ libvdpau_ nvidia. so.1_lib32: /usr/lib32/ nvidia- 346/vdpau/ libvdpau_ nvidia. so.1 linux-gnu_ libvdpau_ nvidia. so_lib32: /usr/lib32/ nvidia- 346/vdpau/ libvdpau_ nvidia. so linux-gnu_ man_nvidiaxconf ig.gz: /usr/share/ man/man1/ alt-nvidia- 346-xconfig. 1.gz linux-gnu_ man_persistence d.gz: /usr/share/ man/man1/ alt-nvidia- 346-persistence d.1.gz linux-gnu_ nvidia- cuda-mps- control: /usr/lib/ nvidia- 346/bin/ nvidia- cuda-mps- control linux-gnu_ nvidia- cuda-mps- control. 1.gz: /usr/share/ man/man1/ alt-nvidia- 346-cuda- mps-control. 1.gz linux-gnu_ nvidia- cuda-mps- server: /usr/lib/ nvidia- 346/bin/ nvidia- cuda-mps- server linux-gnu_ nvidia- debugdump: /usr/lib/ nvidia- 346/bin/ nvidia- debugdump linux-gnu_ nvidia- smi.1.gz: /usr/share/ man/man1/ alt-nvidia- 346-smi. 1.gz linux-gnu_ nvidia_ app_profile: /usr/share/ nvidia- 346/nvidia- application- profiles- 346.72- rc linux-gnu_ nvidia_ app_profile_ keys: /usr/share/ nvidia- 346/nvidia- application- profiles- 346.72- key-documentati on linux-gnu_ nvidia_ bug_report: /usr/lib/ nvidia- 346/bin/ nvidia- bug-report. sh linux-gnu_ nvidia_ drv: /usr/lib/ nvidia- 346/xorg/ nvidia_ drv.so linux-gnu_ nvidia_ modconf: /lib/nvidia- 346/modprobe. conf linux-gnu_ nvidia_ persistenced: /usr/lib/ nvidia- 346/bin/ nvidia- persistenced linux-gnu_ nvidia_ smi: /usr/lib/ nvidia- 346/bin/ nvidia- smi linux-gnu_ nvidia_ xconfig: /usr/lib/ nvidia- 346/bin/ nvidia- xconfig linux-gnu_ xorg_extra_ modules: /usr/lib/ nvidia- 346/xorg x86_64- linux-gnu/ mesa/ld. so.conf - priorytet 500 linux-gnu_ xorg_extra_ modules: /usr/lib/ x86_64- linux-gnu/ xorg/x11- extra-modules nvidia- 346/ld. so.conf" . [currently better version is...]
dowiązanie obecnie wskazuje na /usr/lib/
/usr/lib/
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
/usr/lib/
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
podrzędne x86_64-
/usr/lib/
podrzędne x86_64-
Obecnie "najlepszą" wersją jest "/usr/lib/