**To remove a tag from a resource** The following ``untag-resource`` example removes an owner tag from an AWS IoT Greengrass core device. :: aws iotsitewise untag-resource \ --resource-arn arn:aws:greengrass:us-west-2:123456789012:coreDevices:MyGreengrassCore \ --tag-keys Owner This command produces no output. For more information, see `Tag your resources `__ in the *AWS IoT Greengrass V2 Developer Guide*.