Yes, it's possible to install Windows 10 without a product key.
Yes, it's possible to install Windows 10 without a product key.
You just saved it from the Microsoft site. The only limitation is that you won’t be able to customize it, and there will be a Windows 10 watermark at the bottom right.
You can also use your existing Windows 7 or 8 keys to unlock the system at no cost, just as before it was released. Although they claimed otherwise, it never actually expired.
Here it should be feasible, please proceed! https://www.microsoft.com/software-download/windows10
You can obtain Windows 10 from Microsoft's official site. When setting up, if prompted for a product key, you may see an unactivated version marked with a watermark in the bottom right corner, which restricts personalization features. You can later unlock Windows using a valid key. Also, it's possible to activate Windows during setup with a previous Windows 7 or 8 license.