diff --git a/install.sh b/install.sh
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+# This file is used to partition, mount and install arch linux on UEFI systems.
+
+# Default keyboard layout is US.
+# To change layout :
+# 1. Use `localectl list-keymaps` to display liste of keymaps.
+# 2. Use  `loadkeys [keymap]` to set keyboard layout.
+#    ex : `loadkeys de-latin1` to set a german keyboard layout.
+
+# Check if system is booted in UEFI mode.
+if [ ! -d "/sys/firmware/efi/efivars" ] 
+then
+    # If not, then exit installer.
+    echo "[Error!] System is not booted in UEFI mode. Please boot in UEFI mode & try again."
+    exit 9999
+fi
+
+# Figure out how much RAM the system has an set a variable
+# ramTotal=$(grep MemTotal /proc/meminfo | awk '{print $2 / 1024 / 1024}')
+ramTotal=$(free | awk '/^Mem:/{print $2 / 1024 / 1024}'  | awk -F. {'print$1'})
+
+# Update system clock.
+# timedatectl set-ntp true
+
+# Load kernel modules
+# modprobe dm-crypt
+# modprobe dm-mod
+
+# Detect and list the drives.
+lsblk -f
+
+# Choice the drive to use :
+# 1. 
+echo "----------"
+echo ""
+echo "Which drive do we want to use for this installation?"
+read driveName
+
+echo "----------"
+echo ""
+echo "Enable Hibernation?"
+echo "1) Yes"
+echo "2) No"
+echo -n "Enter choice: "; read hibState
+
+case "$hibState" in
+
+1)
+
+(
+echo g       # Create new GPT partition table
+echo n       # Create new partition (for EFI).
+echo         # Set default partition number.
+echo         # Set default first sector.
+echo +512M   # Set +512M as last sector.
+echo n       # Create new partition (for root).
+echo         # Set default partition number.
+echo         # Set default first sector.
+echo "-$ramTotal"G # Set Max RAM as last sector.
+# echo -4096M  # Set -4096 as last sector.
+echo n       # Create new partition (for swap).
+echo         # Set default partition number.
+echo         # Set default first sector.
+echo         # Set default last sector (rest of the disk).
+echo t       # Change partition type.
+echo 1       # Pick first partition.
+echo 1       # Change first partition to EFI system.
+echo t       # Change partition type.
+echo 3       # Pick third partition.
+echo 19      # Change third partition to Linux swap.
+echo w       # write changes. 
+) | sudo fdisk $driveName -w always -W always
+;;
+
+2) 
+
+(
+echo g       # Create new GPT partition table
+echo n       # Create new partition (for EFI).
+echo         # Set default partition number.
+echo         # Set default first sector.
+echo +512M   # Set +512M as last sector.
+echo n       # Create new partition (for root).
+echo         # Set default partition number.
+echo         # Set default first sector.
+echo -4096M  # Set -4096 as last sector.
+echo n       # Create new partition (for swap).
+echo         # Set default partition number.
+echo         # Set default first sector.
+echo         # Set default last sector (rest of the disk).
+echo t       # Change partition type.
+echo 1       # Pick first partition.
+echo 1       # Change first partition to EFI system.
+echo t       # Change partition type.
+echo 3       # Pick third partition.
+echo 19      # Change third partition to Linux swap.
+echo w       # write changes. 
+) | sudo fdisk $driveName -w always -W always
+;;
+
+esac
+
+# List the new partitions.
+lsblk -f
+
+# Format the partitions :
+echo "----------"
+echo ""
+echo "Which is the EFI partition?"
+read efiName
+
+echo ""
+echo "Which is the root partition?"
+read rootName
+
+echo ""
+echo "Which is the swap partition?"
+read swapName
+
+# Encrypt the root partition
+# sudo cryptsetup luksFormat -v -s 512 -h sha512 $rootName
+
+# Open the encrypted root partition
+# sudo cryptsetup luksOpen $rootName crypt-root
+
+sudo mkfs.fat -F32 -n EFI $efiName # EFI partition
+sudo mkfs.ext4 -L root $rootName # /   partition
+sudo mkswap -L swap $swapName # swap partition
+
+# 0. Mount the filesystems.
+sudo mount $rootName /mnt
+sudo swapon $swapName
+
+# 1. Create directory to mount EFI partition.
+sudo mkdir /mnt/boot/
+
+# 2.Mount the EFI partition.
+sudo mount $efiName /mnt/boot
+
+# Generate Nix configuration
+sudo nixos-generate-config --root /mnt
+
+# Generate fstab file.
+# genfstab -U /mnt >> /mnt/etc/fstab
+
+# Install
+sudo nixos-install
+
+# Fetch script for `arch-chroot`.
+# curl https://gitlab.com/ahoneybun/arch-itect/-/raw/main/setup.sh > /mnt/setup.sh
+
+# Change root into the new system & run script.
+#arch-chroot /mnt sh setup.sh
+
+# Removed downloaded script.
+rm install.sh
+
+# Unmount all filesystems & reboot.
+# umount -a
+# reboot
+