tldr/pages/linux/systemd-firstboot.md

systemd-firstboot

Initialize basic system settings on or before the first boot-up of a system. More information: https://www.freedesktop.org/software/systemd/man/systemd-firstboot.html.

• Operate on the specified directory instead of the root directory of the host system:

sudo systemd-firstboot --root {{path/to/root_directory}}

• Set the system keyboard layout:

sudo systemd-firstboot --keymap {{keymap}}

• Set the system hostname:

sudo systemd-firstboot --hostname {{hostname}}

• Set the root user's password:

sudo systemd-firstboot --root-password {{password}}

• Prompt the user interactively for a specific basic setting:

sudo systemd-firstboot --prompt {{setting}}

• Force writing configuration even if the relevant files already exist:

sudo systemd-firstboot --force

• Remove all existing files that are configured by systemd-firstboot:

sudo systemd-firstboot --reset

• Remove the password of the system's root user:

sudo systemd-firstboot --delete-root-password