Windows 8.1 key is linked to a Microsoft account or digital identity.
Windows 8.1 key is linked to a Microsoft account or digital identity.
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It depends on the details. An OEM installation typically comes with official support and documentation, while a non-OEM setup might require additional steps or compatibility checks.
You could transfer the HDD from the 8.1 Pro setup to another system, though you may need to reinstall Windows with the same product key once more.
Maybe using the SSD with built-in Windows functions works, but I’d really think about reinstalling for a smoother experience and a fresh start. Reusing the key should still be possible if it’s only the second time you’re using it.