Usually, you'd activate Windows 11 (or 10) using the Settings ... and you have a specific type of activation key, you can ...

To find your Windows 11 OEM product key, open Command Prompt or PowerShell as administrator, then enter: wmic path ...

However, if the Tab key for auto-complete is not working in the Command Prompt of Windows 11/10, follow the solutions provided in this article to fix this problem. What is the Tab key in CMD?

To clear the CMD screen on your Windows 11/10 PC, you just a simple command ... To clear a single line from your CMD screen Press the Escape key on your keyboard and you can clear the last ...

The Command key is sometimes used like the Control key in Windows; for example, Command-P and Control-P print a document. However, the Mac's Option key is also used for Windows Control key functions.

the Windows key becomes the Command key. In addition, Linux and Unix operating systems generally support the key, but its purpose may have to be configured by the user.