# rc-update > Add and remove OpenRC services to and from runlevels. > See also `openrc`. > More information: . - List all services and the runlevels they are added to: `rc-update show` - Add a service to a runlevel: `sudo rc-update add {{service_name}} {{runlevel}}` - Delete a service from a runlevel: `sudo rc-update delete {{service_name}} {{runlevel}}` - Delete a service from all runlevels: `sudo rc-update --all delete {{service_name}}`