Direct upgrade is possible, do a test run first.
Make sure the OS is supported by both versions and you might have to switch Java versions mid-flight.

https://docs.cloudstack.apache.org/en/4.22.0.0/releasenotes/compat.html

On 2026-10-16 16:53, Stanley Burkee wrote:
Hello all,

We are planning to upgrade cloudstack 4.18.1 to 4.22.1. Is there any
specific upgrade process or i can directly upgrade to 4.22.1

Thanks a lot in advance

Stanley

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