**To update an environment** The following ``update-environment`` example updates an environment's description. :: aws appconfig update-environment \ --application-id 339ohji \ --environment-id 54j1r29 \ --description "An environment for examples." Output:: { "ApplicationId": "339ohji", "Id": "54j1r29", "Name": "Example-Environment", "Description": "An environment for examples.", "State": "RolledBack" } For more information, see `Step 2: Creating an environment <https://docs.aws.amazon.com/appconfig/latest/userguide/appconfig-creating-environment.html>`__ in the *AWS AppConfig User Guide*.