Arch Linux

Do not enter commands listed here verbatim without forethought

Installation guide

For future reference if I ever need to install this system again.

Reference:

• https://wiki.archlinux.org/title/installation_guide

Prepare installation medium

Download iso from the Arch Linux website.

Plug USB drive, usually it will be /dev/sdb or something similar. You can find it using this command:

sudo fdisk -l

Write iso file to the USB drive:

sudo dd bs=4M if=/path/to/iso/file of=/dev/sdX status=progress && sync

Internet connection

Reference:

• https://wiki.archlinux.org/title/iwd

ping archlinux.org

If there’s no connection check interfaces:

ip a

Use iwctl to connect to wifi:

iwctl
station [DEVICE] connect [SSID]

Partitions

Reference:

• https://wiki.archlinux.org/title/partitioning
• https://wiki.archlinux.org/title/file_systems

cfdisk /dev/sda

Format partitions:

# EFI
mkfs.fat -F32 /dev/sda1
# Swap
mkswap /dev/sda2
swapon /dev/sda2
# Root filesystem
mkfs.ext4 /dev/sda3

Install Arch

Reference:

• https://wiki.archlinux.org/title/installation_guide

pacman -Syy
mount /dev/sda3 /mnt
pacstrap -K /mnt base linux linux-firmware sudo vim dhcpcd

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

arch-chroot /mnt

pacman -S grub efibootmgr os-prober mtools
mkdir /boot/efi
mount /dev/sda1 /boot/efi
grub-install --target=x86_64-efi --bootloader-id=grub_uefi
grub-mkconfig -o /boot/grub/grub.cfg

Desktop environment

Reference:

• https://wiki.archlinux.org/title/SDDM
• https://wiki.archlinux.org/title/KDE

Install KDE:

pacman -S xorg-server xorg-apps
pacman -S nvidia nvidia-utils
pacman -S sddm plasma networkmanager plasma-nm

Enable systemd services for the DE:

systemctl enable dhcpcd
systemctl enable sddm

Fcitx5 + Mozc

Reference:

• https://wiki.archlinux.org/title/Fcitx5
• https://wiki.archlinux.org/title/Mozc

sudo pacman -S fcitx5-im fcitx5-mozc
fcitx5-config-qt

In /etc/environment add:

GTK_IM_MODULE=fcitx
QT_IM_MODULE=fcitx
XMODIFIERS=@im=fcitx
SDL_IM_MODULE=fcitx
GLFW_IM_MODULE=ibus

KDE Plasma 6

Detect GTK_IM_MODULE and QT_IM_MODULE being set and Wayland Input method frontend is working. It is recommended to unset GTK_IM_MODULE and QT_IM_MODULE and use Wayland input method frontend instead. For more details see https://fcitx-im.org/wiki/Using_Fcitx_5_on_Wayland#KDE_Plasma