ApsaraMQ for Kafka Standard Edition and Professional Edition instances support open source Apache Kafka versions 2.2.0 and 2.6.2 and are compatible with client versions 2.2.x and 2.6.x. When you deploy a purchased instance, you can select open source Apache Kafka version 2.2.0 or 2.6.2. We recommend that you use open source Apache Kafka version 2.2.0 or later.
For information about how to upgrade instance versions, see Upgrade the versions of instances.