**To deregister a registered instance from a stack** The following ``deregister-instance`` command deregisters a registered instance from its stack. :: aws opsworks --region us-east-1 deregister-instance --instance-id 4d6d1710-ded9-42a1-b08e-b043ad7af1e2 *Output*: None. **More Information** For more information, see `Deregistering a Registered Instance`_ in the *AWS OpsWorks User Guide*. .. _`Deregistering a Registered Instance`: http://docs.aws.amazon.com/opsworks/latest/userguide/registered-instances-unassign.html