====== Adding a domain ======

''certbot'' as root will provide interactive options for adding domains.

====== Removing a domain ======

  sudo certbot delete

[[https://stackoverflow.com/questions/40030537/how-to-stop-renewing-a-letsencrypt-certbot-certificate/66422270#66422270|Stack Exchange]].
====== Automatic renewal ======

''certbot renew'' will cycle through all known certificates and update those that are due for renewal.

  # m h  dom mon dow   command
  52  2   *   *   *    /usr/bin/certbot renew

https://certbot.eff.org/docs/using.html#managing-certificates