Minor update: letting Storage Spaces create the space with unformatted disks appears to acknowledge the appropriate size above the Cluster threshold, leading me to believe that my initial run of...

In case it would help people, my issue that dalchina refers to (separate thread) relates to a limitation of NTFS and Microsoft has laid out a table of needed Cluster Sizes for Storage Space arrays...

Yeah, here's an example:
https://techcommunity.microsoft.com/t5/storage-at-microsoft/cluster-size-recommendations-for-refs-and-ntfs/ba-p/425960

It's a limitation of NTFS and after a certain tier,...

Windows 10 22H2 (OS Build 19045.3448)

I had an issue with getting a disk to be recognized by the OS (on Windows 10) which was resolved by using a different PC (that happened to be Windows 11) to...

Thanks Samuria and Try3! These are good suggestions.

Per Samuria, I confirmed the disks are showing in the BIOS. I also read the article, eliminated those possibilities, except...
...as Try3...

Hi:

I know that the first thing you typically need to do with a disk is initialize and format it, and I actually want to do that because I need to format these disks for a specific cluster size.
...

I'm sorry to see that this thread appears to have dead-ended. Having just come across it today, I can also suggest checking the Microphone Privacy Settings in Windows 10 as well. There are times...