Install

Install Arch Linux

Disk

Boot Arch linux.

Check your disks.

fdisk -l

Create a partition.

fdisk /dev/sda

Hit o (letter o) to create a new DOS disklabel.

Hit n to create a new partition.

Hit p for primary partition.

You accept the defaults then.

Hit w to write your changes.

Create a filesystem.

mkfs.ext4 /dev/sda1

Configure pacman

Check if you have internet.

ping google.com

If not, run:

dhcpcd

Sync pacman.

pacman -Syy

Install reflector.

pacman -S reflector

Backup your mirror list.

cp /etc/pacman.d/mirrorlist /etc/pacman.d/mirrorlist.bak

Set mirrors form your country.

reflector -c "US" -f 12 -l 10 -n 12 --save /etc/pacman.d/mirrorlist

Install

Mount the disk.

mount /dev/sda1 /mnt

Run pacstrap.

pacstrap /mnt base linux linux-firmware vim nano

Setup fstab.

genfstab /mnt >> /mnt/etc/fstab

Chroot.

arch-chroot /mnt

List available timezones.

timedatectl list-timezones

Set your timezone.

timedatectl set-timezone America/Sao_Paulo

Setup locale.

locale-gen
echo LANG=en_US.UTF-8 > /etc/locale.conf
export LANG=en_US.UTF-8

Setup your hostname.

echo myarch > /etc/hostname

Create /etc/hosts file.

nano /etc/hosts

With the following content.

127.0.0.1	localhost
::1		localhost
127.0.1.1	myarch

Setup root password.

passwrd

Install grub.

pacman -S grub
grub-install /dev/sda
grub-mkconfig -o /boot/grub/grub.cfg

Configure networking following the steps here.

Reboot.

exit
reboot

References

https://itsfoss.com/install-arch-linux/

https://www.howtoforge.com/tutorial/arch-linux-installation-with-xfce-desktop/