d messages and duplicates are not
            written as part of the next transaction. Downgrading the protocol is safe. For more information check <a href="/{{version}}/documentation.html#transaction_protocol">here</a>.
        </li>
        <li>
            Eligible Leader Replicas (<a href="https://cwiki.apache.org/confluence/x/mpOzDw">KIP-966 Part 1</a>)
            enhances the replication protocol for the Apache Kafka 4.0. Now the KRaft controller keeps track of the data partition replicas that are
  