apt remove xserver-xorg-video-intel
apt autoremove
reboot
nano /etc/X11/xorg.conf
>>>>>>
Section "ServerLayout"
    Identifier "layout"
    Screen 0 "nvidia"
    Inactive "intel"
EndSection

Section "Device"
    Identifier "nvidia"
    Driver "nvidia"
    BusID "PCI:2:0:0"
EndSection

Section "Screen"
    Identifier "nvidia"
    Device "nvidia"
    Option "AllowEmptyInitialConfiguration"
EndSection

Section "Device"
    Identifier "intel"
    Driver "modesetting"
    BusID "PCI:0:2:0"
    #Option "AccelMethod" "none"
EndSection

Section "Screen"
    Identifier "intel"
    Device "intel"
EndSection

(BusID поменяй на свои)

nano /home/(user)/.xsessionrc

>>>>>>>>>>>

xrandr --setprovideroutputsource modesetting NVIDIA-0
xrandr --auto
xrandr --dpi 96

В зависимости какой логин менеджер, отпишись в треде, дальше скажу.