Live USB

• Download the ISO file from the Arch Linux website
• Find the USB drive name: ls -l /dev/disk/by-id/usb-*
• Make sure it is not mounted: lsblk
• Write the ISO to the USB drive:

sudo pv path/to/archlinux-version-x86_64.iso -Yo /dev/disk/by-id/usb-My_flash_drive-0:0