Property AckPolicy NamespaceNATS.Client.JetStream AssemblyNATS.Client.JetStream.dll AckPolicy Acknowledgment policy for the consumer. public ConsumerConfigAckPolicy AckPolicy { get; init; } Property Value ConsumerConfigAckPolicy Remarks Defaults to Explicit which requires every received message to be acknowledged manually. Set to None for no acknowledgments and All to acknowledge all delivered messages at once.