**To update a certificate authority (CA) certificate** The following ``update-ca-certificate`` example sets the specified CA certificate to ACTIVE status. :: aws iot update-ca-certificate \ --certificate-id f4efed62c0142f16af278166f61962501165c4f0536295207426460058cd1467 \ --new-status ACTIVE This command produces no output. For more information, see `UpdateCACertificate <https://docs.aws.amazon.com/iot/latest/apireference/API_UpdateCACertificate.html>`__ in the *AWS IoT API Reference*.