You may come to a situation where your customer is running an older version of Kubernetes. Example v1.22. Then you want to back up the container using Kasten.
When you run preflight check, the result indicates "Unsupported"
When we checked the user guide: https://docs.kasten.io/6.0.8/operating/support.html,
Minimum version support is v1.24
Kasten version to support v1.22 is Kasten 5.5.9
Command to install particular version
helm install k10 kasten/k10 -n kasten-io --version 5.5.9