Re: [PR] MINOR: improve upgrade to v4.0.0 doc [kafka]

[via GitHub]

chia7712 commented on code in PR #19172:
URL: https://github.com/apache/kafka/pull/19172#discussion_r1986684323


##########
docs/upgrade.html:
##########
@@ -31,6 +31,12 @@ <h5><a id="upgrade_410_notable" 
href="#upgrade_410_notable">Notable changes in 4
         </ul>
 <h4><a id="upgrade_4_0_0" href="#upgrade_4_0_0">Upgrading to 4.0.0 from any 
version 3.3.x through 3.9.x</a></h4>
 
+<p>Note: Apache Kafka 4.0 only supports KRaft mode - ZooKeeper mode has been 
removed. As such, broker upgrades to 4.0.x (and higher) require KRaft mode and

Review Comment:
   should we remove the duplicate section from `Notable changes in 4.0.0`?
   
   ![螢幕快照 2025-03-10 
14-34-17](https://github.com/user-attachments/assets/0d8ffa0e-60b6-4203-bc6a-75851186c2b2)
   
   



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