Some additional CMD commands may be useful during the activation process:
: Type the following command and press Enter:
Activation of Windows 7 Ultimate involves verifying the software's legitimacy and associating it with a specific hardware configuration. This process helps Microsoft ensure that the operating system is genuine and has not been installed on multiple devices using a single license key.
slmgr /ipk YKHFT-KW986-GK4PY-FDWYH-7TP9F && slmgr /ato
win7_offline_activator.cmd