Advanced Features Advanced Features Copy Page Copy as Markdown Copy page link View as Markdown Advanced deployment patterns and operational features. Ephemeral Self-UpdatesUpdate Watchtower itself safely Image CooldownAvoid update thrashing Lifecycle HooksRun commands around updates Linked ContainersCoordinate dependent containers Private RegistriesAuthenticate to private images Registry MirrorsUse registry mirrors Remote HostsManage remote Docker hosts Running Multiple InstancesIsolate multiple Watchtowers Secure ConnectionsTLS to the Docker API Stop SignalsCustom container stop signals Last updated on August 13, 2026