RUN PRE-CHECK (ALL) from a vCenter UI > Cluster > Update Image will complete with a warning:Software compatibility cannot be determined for release 9.x.x.x.xxxxxxxx, 9.x.x.x.xxxxxxxx. It can be either a security patch or an out-of-date compatibility data bunldehaving timestamp YYYY-MM-DDThh:mm:ss.xxxxxx - Firstly, please ensure the software compatibility data bundle is up-to-date. Please note that no software compatibility checks areperformed on security patches.
VVF 9.0
Perform Sync Compatibility Data:
vSphere Lifecycle Manager Recommended Images
https://techdocs.broadcom.com/us/en/vmware-cis/vsphere/vsphere/9-0/managing-host-and-cluster-lifecycle/using-images-to-install-and-update-esxi-hosts-and-clusters/understanding-recommended-images.html#GUID-AD7E0B31-98A9-4D9C-968A-0EDD91FD4C82-en_GUID-2648F99F-DDD5-434A-9167-59F0B09998C5-en