Amazon MQ now supports in-place major version upgrades for RabbitMQ 4
Amazon MQ now supports in-place version upgrades for RabbitMQ brokers, enabling you to upgrade your brokers to RabbitMQ 4 without creating a new broker or migrating your data. You can now upgrade from RabbitMQ 3.13 to 4.2, directly from the Amazon MQ console, AWS CLI, or API.
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