conductor de Manjaro Nvidia
# PURGE all nvidia related packages first
sudo pacman -Rnsc nvidia-utils linux414-rt-nvidia
# Switch to 390xx bumblebee profile
sudo mhwd -f -r pci video-hybrid-intel-nvidia-bumblebee
sudo mwhd -i pci video-hybrid-intel-nvidia-390xx-bumblebee
# reboot
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