Can I use my Win7 Ultimate key to install/upgade to Win10 on new PC?

[Victor Cabot]

I bought Win7 in 2009 and got a product key. I was under the impression I could use that to upgrade to Win 10. The laptop I had at the time is long gone. The next laptop came with an OEM Win 10. Now I am about to buy a new one. I'd like to save a some money and buy it without an OS pre-installed. If I can, how to I use my Win7 Ultimate key to upgrade to Win10 or 11?

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