cfdisk # select dos and create a single partition
mkfs.xfs /dev/sda1
mount /dev/sda1 /mnt
pacman -Sy tmux
tmux
pacstrap /mnt base linux
## Create another window with Ctrl + b and "
genfstab /mnt>/mnt/etc/fstab;arch-chroot /mnt bash -c 'pacman -Sy grub;grub-install /dev/sda;grub-mkconfig -o /boot/grub/grub.cfg';reboot