If you want to open the graphical activation window (the standard blue box where you type the key) directly from the command line, simply type:
Press . A small pop-up window should appear saying "Installed product key XXXXX-XXXXX... successfully." Click OK.
Even if the command works, your Windows 7 is still:
Before running any commands, you must open the Command Prompt with administrative privileges. Click , type cmd , right-click the result, and select Run as Administrator .
Now that the key is installed, you must tell Windows to verify that key with Microsoft’s servers. Type: