If you are having issues with this Arch Linux install DO NOT ask help in the forum, please look at THEIR wiki for more information

• Add Keyboard

Loadkeys uk

• Using fdisk:

fdisk -l (lists out the partitions)
fdisk /dev/sda
In fdisk, "g" for GPT
In fdisk, "n" for add new partition
n fdisk, "t" to change partition type
In fdisk, "w" (write table to disk)

Remember – +260M for EFI and +2GB for swap

• Make filesystem

mkfs.fat -F32 /dev/sda1
mkswap /dev/sda2
swapon /dev/sda2
mkfs.ext4 /dev/sda3

• Base Install

mount /dev/sda3 /mnt (mounts it to mnt on live image)
pacstrap /mnt base linux-lts linux-firmware
genfstab -U /mnt>> /mnt/etc/fstab

Chroot:

arch-chroot /mnt (change into root directory of our new installation)
ln -sf /usr/share/zoneinfo/REGION/CITY /etc/localtime
hwclock --systohc (sets the hardware clock)
pacman -S nano
nano /etc/locale.gen
locale-gen
nano /etc/hostname
nano /etc/hosts

passwd (set root pass)
useradd -m ‘username’ (make another user)
passwd ‘username’ (set that user's password)
usermod -aG wheel,audio,video,optical,storage ‘username’

• Add Sudo:

pacman -S sudo
EDITOR=nano visudo

pacman -S grub
pacman -S efibootmgr dosfstools os-prober mtools (if doing UEFI)
mkdir /boot/EFI (if doing UEFI)
mount /dev/sda1 /boot/EFI
grub-install --target=x86_64-efi --bootloader-id=grub_uefi --recheck (if doing UEFI)
grub-mkconfig -o /boot/grub/grub.cfg

pacman -S networkmanager
systemctl enable NetworkManager

sudo pacman -S openssh
systemctl enable sshd
systemctl start sshd
 
sudo pacman -S base-devel git ufw

exit the chroot by typing "exit"
umount /mnt (unmounts /mnt)
reboot (or shutdown now if doing this in VirtualbBox)

Reboot: Remember to detach the ISO in VirtualBox before reboot.

To add a desktop environment, please look at the Arch wiki for which ones are official