Preparations
This is a shortened version of the Arch Wiki installation guide.
loadkeys de-latin1
Verify boot mode (if there is output, we're in UEFI and good to go)ls /sys/firmware/efi/efivars
List network devicesip link
Connect to the internet
ip a s
WiFi: run iwctl --passphrase MY_PASSPHRASE station MY_DEVICE connect MY_SSID
Test connectionping archlinux.org
Update System timetimedatectl set-ntp true