How to Activate Windows 10 Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. How you activate Windows 10 after reinstalling it depends on how Windows 10 was originally installed on your device. If you activated your free upgrade to Windows 10 or bought and activated Windows 10 from the Windows ...
Yes, you can activate Windows 10 with a Windows 7 key. A Windows 7 OEM key will probably not be accepted if you use the key when asked for one during the install. If so, skip entering a key when asked. After you have installed Windows 10 Pro it will not be activated. Change the installed key to your Windows 7 Pro key and it will activate.
Under Activate Windows Now section, select Activate by Phone. I downloaded the Windows 10 ISO from Microsoft using the Media Creation Tool. I opened VirtualBox ver 7.2 and installed Windows. During the setup of the virtual install I added the Product Key and then Windows installed to the desktop without prompts.
Generic keys (aka: "default keys") for Windows 10 from Microsoft will allow you to install or upgrade to a specific Windows 10 edition you want, but will not activate it.
It's only a clean install that tries to force you to use a Microsoft account to set up the PC, and even then there are workaround to avoid doing so and use a local account instead. Yes. You can activate with a local account. All my machines, 10 or 11, are activated with only local accounts.