archinstall manually

you can use balena etcher or rufus to create a LIVE CD, start the computer with USB/CD.

then:

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ping archlinux.org
// confirm network connect

// connect WiFi witch iwctl
iwctl

device list
station wlan0 scan
station wlan0 get-networks
station wlan0 connect <你的WiFi名>
exit

// update system clock
timedatectl set-ntp true

//create partition
cfdisk /dev/sda

/*recommand :
/dev/sda1	EFI (FAT32)	/boot or /boot/efi	        512MB ~ 1GB
/dev/sda2	ext4	              /	                  all space remain   */

//mount
mount /dev/sda2 /mnt
mkdir /mnt/boot
mount /dev/sda1 /mnt/boot

//set mirrorlists
nano /etc/pacman.d/mirrorlist

// install necessary
pacstrap /mnt base linux linux-firmware nano sudo networkmanager grub efibootmgr
(linux-lts for lts core)

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

//enter mew system
arch-chroot /mnt

//set timezone
ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
hwclock --systohc

//set language
nano /etc/locale.gen
# caoncel the annotate of      en_US.UTF-8 UTF-8

locale-gen

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

//set host name
echo "archlinux" > /etc/hostname

//config host
cat >> /etc/hosts << EOF
127.0.0.1   localhost
::1         localhost
127.0.1.1   archlinux.localdomain archlinux
EOF

//set root password
passwd

//install grub
mkdir /boot/efi    //if mount efi, no need for this
mount /dev/sda1 /boot/efi

grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=GRUB --removable

grub-mkconfig -o /boot/grub/grub.cfg // this can modify and save config

// tips: we can also make efi boot by ourselves.
// the path should be:
// /boot/EFI/BOOT/BOOTX64.EFI  #the general boot.
// /boot/EFI/<your grubname that displayed>/grubx64.efi  # the configured boot.
// the file BOOTX64.EFI and grubx64.efi is just same, in the /boot, do not care upper or lowercase.

//auto start networkmanager
systemctl enable NetworkManager



# permit wheel user use : sudo
EDITOR=nano visudo
# find   %wheel ALL=(ALL) ALL，   cancel the annotate






//add user
useradd -m -G wheel -s /bin/bash j      # j is username
passwd j



#or you can write : j ALL=(ALL:ALL) ALL at the end of the file.
//update core
sudo mkinitcpio -P  (main core)
(or sudo mkinitcpio -p linux-lts)

//install KDE desktop
sudo pacman -S plasma kde-applications xorg sddm
sudo systemctl enable sddm

//user reflector to find nearest mirror
sudo pacman -S reflector
sudo reflector --country China --age 6 --sort rate --save /etc/pacman.d/mirrorlist

//WiFi
nmtui





//reboot
exit
umount -R /mnt
reboot

play with arch homepage

click here to come back to play with arch
homepage.