alphanumeric - Thanks for the info, seems I'm getting schooled on the changes to the installation process for WIN 8/8.1 plus Win 10. So what you described is how I had upgraded from Win 8 Home to Win...

Entering the two keys into ShowKeyPlus returned invalid for both but upon looking at the ShowKeyPlus results the Original key I posted earlier is the one showing up as the Original Key and OEM key.
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I have 5 MSDN keys for Win 8.1 Pro from my last MSDN subscription which is now expired and none for Win 10 Pro or any other edition of Win 10.

I will run the tools from this forum and see what I...

No, I did the automated upgrade to Win 10.

Have a HP Spectre x2 laptop/tablet that came with Win 8 OEM installed, updated it to Win 8.1 Pro with one of my MSDN keys and all was Ok. Just recently upgraded to Win 10 and expected to get Win 10...