For the record, a NEW install is not required. I attached an existing Windows 10 system drive to the affected mobo and was able to recover.

Not directly related, I did receive a scare from the...

I was less than clear. I have a qualified problem. I created the volume in Windows 10. I reverted the OS to Windows 8.1. I have the configuration error. I will not reset.

I understand the...

I am glad to have found this reference. Thank you.

To your knowledge, must the install be NEW? I would like to pull an HDD from a working machine and attach it to the machine housing my Storage...