localectl list-keymaps | grep <country>
loadkeys <country>

ping 8.8.8.8
ip a
iwctl --passphrase <SSID_PASSWORD> station <wlan0> connect <SSID_NAME>

pacman -Sy reflector
reflector --country <US> --age 12  --latest 10 --protocol https --save /etc/pacman.d/mirrorlist
cat /etc/pacman.d/mirrorlist

cfdisk /dev/<sda>
lsblk
cryptsetup -y -v luksFormat /dev/<sda2>
cryptsetup open /dev/<sda2> luksroot
lsblk
mkfs.ext4 /dev/mapper/luksroot
mkfs.fat -F32 /dev/<sda1>

mount /dev/mapper/luksroot /mnt
mkdir /mnt/boot
mount /dev/<sda1> /mnt/boot
lsblk

pacstrap /mnt base linux linux-firmware nano vim <intel-ucode>

genfstab -U /mnt >> /mnt/etc/fstab
cat /mnt/etc/fstab

arch-chroot /mnt

dd if=/dev/zero of=/swapfile bs=1M count=16384 status=progress
chmod 600 /swapfile
mkswap /swapfile
swapon /swapfile
<nano> / <vim> /etc/fstab
----- Insert to /etc/fstab -----
# swap file
/swapfile          none          swap          defaults          0          0
-----                      -----

ln -sf /usr/share/zoneinfo/<America>/<Los_Angeles> /etc/localtime
hwclock --systohc
<nano> / <vim> /etc/locale.gen
locale-gen
echo LANG=<en_US.UTF8> >> /etc/locale.conf
echo KEYMAP=<us> >> /etc/vconsole.conf
echo <HOSTNAME> >> /etc/hostname
<nano> / <vim> /etc/hosts
----- Insert to /etc/hosts -----
127.0.0.1       localhost  
::1       localhost  
127.0.0.1       <arch>.localdomain       <arch>  
-----                      -----

passwd

pacman -S base-devel bluez bluez-utils cups dialog dosfstools efibootmgr git grub linux-headers mtools network-manager-applet networkmanager os-prober pulseaudio-bluetooth reflector wireless_tools wpa_supplicant xdg-user-dirs xdg-utils

<nano> / <vim> /etc/mkinitcpio.conf  
----- Insert to /etc/mkinitcpio.conf -----
<after "block"> encrypt <before "filesystems">  
-----                                -----

mkinitcpio -p linux

grub-install --target=x86_64-efi --efi-directory=/boot --bootloader-id=GRUB
grub-mkconfig -o /boot/grub/grub.cfg
blkid
<Find crypto_LUKS UUID - Copy it down!>
<nano> / <vim> /etc/default/grub  
----- Insert to /etc/default/grub -----
<after GRUB_CMDLINE_LINUX_DEFAULT="loglevel 3 quiet> cryptdevice=UUID=<YOUR_UUID>:luksroot root=/dev/mapper/luksroot   <before last ">
-----                             -----
grub-mkconfig -o /boot/grub/grub.cfg  

systemctl enable NetworkManager  
systemctl enable bluetooth
systemctl enable NetworkManager-dispatcher.service

useradd -mG wheel <username>
passwd <username> 
EDITOR=<vim> / <nano>
visudo
----- Insert in visudo -----
<uncomment %wheel ALL=(ALL:ALL) ALL> (Remove the "# ')
-----                  -----

[After rebooting into Arch Linux installation]

nmtui

cd Downloads/
git clone https://aur.archlinux.org/paru.git
cd paru/
makepkg -si
cd ..  
rm -rf paru/  

sudo pacman -S xf86-video-intel  
<amdpgu>  
<nvidea nvidea-utils nvidea-settings>

git clone --depth 1 https://gitlab.com/VandalByte/dedsec-grub-theme.git
cd dedsec-grub-theme/
sudo python3 dedsec-theme.py --install

sudo reboot now

sudo pacman -S plasma-meta
sudo pacman -S kde-applications-meta
sudo systemctl enable sddm  
sudo systemctl status sddm

sudo reboot now

cd Downloads\
paru -S plymouth-theme-optimus-git
paru -S plymouth-git
sudo <vim> / <nano> /etc/mkinitcpio.conf  
----- Insert in /etc/mkinitcpio.conf -----
<after block>
plymouth
<before encrypt>
-----                                -----

sudo <vim> / <nano> /etc/default/grub
----- Insert in /etc/default/grub -----
<after quiet>
splash
<before cryptdevice>
-----                             -----
sudo grub-mkconfig -o /boot/grub/grub.cfg  
sudo plymouth-set-default-theme -R optimus  

sudo reboot now