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MySQL 8.0 Reference Manual  /  InnoDB Cluster  /  Upgrading an InnoDB cluster

21.3 Upgrading an InnoDB cluster

This section explains how to upgrade your cluster. Much of the process of upgrading an InnoDB cluster consists of upgrading the instances in the same way as documented at Section 18.7, “Upgrading Group Replication”. This section focuses on the additional considerations for upgrading InnoDB cluster. Before starting an upgrade, you can use the MySQL Shell Upgrade Checker Utility to verify instances are ready for the upgrade.