**To update a resource data sync** The following ``update-resource-data-sync`` example updates a SyncFromSource resource data sync. :: aws ssm update-resource-data-sync \ --sync-name exampleSync \ --sync-type SyncFromSource \ --sync-source '{"SourceType":"SingleAccountMultiRegions", "SourceRegions":["us-east-1", "us-west-2"]}' This command produces no output. For more information, see `Setting Up Systems Manager Explorer to Display Data from Multiple Accounts and Regions <https://docs.aws.amazon.com/systems-manager/latest/userguide/Explorer-resource-data-sync.html>`__ in the *AWS Systems Manager User Guide*.