This is very annoying when you get an error like “This Copy of Windows is not genuine” on Windows 7, this is because either you are not running genuine copy of Windows or your license got expired, there is also chance that a Windows update can cause this problem, in all these three cases you get error at the computer startup that Windows is not genuine, and also computer background changed to black screen. If you have tried entering CD Key again and again or used any software / Patch to crack windows activation but still you get error like Windows 7 not genuine or, this copy of windows is not genuine build 7600 / 7601, finally you had no luck then this tutorial is for you. Rar Password Finder Keygen Idm more. Another Way to Fix Windows 7 not Genuine Error – Normally windows update setting remains to Automatic download and install updates, which install the latest security, compatibility, and many other updates regularly, Microsoft releases updates to fight counterfeit operating system installation and license keys, such updates sometimes generates the false positive result and your genuine and original product key get expired so the windows 7 shows not genuine error. Download Free Software Cost Of California Fishing License 2011 Cost. If your windows get not genuine after updating the windows then follow these steps to fix this error. If you’re receiving the error that the command is not recognized or whatever, I would suggest trying “SFC /SCANNOW” without quotes. This will check all of your Windows System Files (which should include the slmgr tool and replace if damaged or missing) – be warned, it could be a lengthy scan and if you’re running a Pre-7 Version of windows you will need the install disc to complete.