**To modify cluster snapshot** The following ``modify-cluster-snapshot`` example sets the manual retention period setting for the specified cluster snapshot to value of 10 days. :: aws redshift modify-cluster-snapshot \ --snapshot-identifier mycluster-2019-11-06-16-32 \ --manual-snapshot-retention-period 10 Output:: { "Snapshot": { "SnapshotIdentifier": "mycluster-2019-11-06-16-32", "ClusterIdentifier": "mycluster", "SnapshotCreateTime": "2019-12-07T00:34:05.633Z", "Status": "available", "Port": 5439, "AvailabilityZone": "us-west-2f", "ClusterCreateTime": "2019-12-05T18:44:36.991Z", "MasterUsername": "adminuser", "ClusterVersion": "1.0", "SnapshotType": "manual", "NodeType": "dc2.large", "NumberOfNodes": 2, "DBName": "dev", "VpcId": "vpc-b1cel7t9", "Encrypted": false, "EncryptedWithHSM": false, "OwnerAccount": "123456789012", "TotalBackupSizeInMegaBytes": 64384.0, "ActualIncrementalBackupSizeInMegaBytes": 24.0, "BackupProgressInMegaBytes": 24.0, "CurrentBackupRateInMegaBytesPerSecond": 13.0011, "EstimatedSecondsToCompletion": 0, "ElapsedTimeInSeconds": 1, "Tags": [ { "Key": "mytagkey", "Value": "mytagvalue" } ], "EnhancedVpcRouting": false, "MaintenanceTrackName": "current", "ManualSnapshotRetentionPeriod": 10, "ManualSnapshotRemainingDays": 6, "SnapshotRetentionStartTime": "2019-12-07T00:34:07.479Z" } } For more information, see `Amazon Redshift Snapshots <https://docs.aws.amazon.com/redshift/latest/mgmt/working-with-snapshots.html>`__ in the *Amazon Redshift Cluster Management Guide*.