Contentstack allows you to delete an environment if the deployment channel no longer exists.
- Go to the stack, navigate to the “Settings” gear icon, and select Environments.
- Hover over the environment you want to delete, click the “More Options” icon (three vertical dots) that appears at the right end, and click Delete.
- Confirm your Delete action.
To perform the delete action via API request, refer to the Delete environment API request.