Microsoft has gone stricter on their rules of genuine windows. After the windows genuine advantage trick in windows xp, microsoft has now made windows 7 with a tougher shell to crack. However, now the technology is called Windows Activation Technologies, i.e, now genuineness of windows is detected by its activation technology. Those reading this topic might have realized by now that their is no such thing as a perfect windows 7 product key because once we go online, we are bound to face the "Activate windows 7 on this computer" notification with a count down of 30 days after which you keep getting a "Non-Genuine Windows" or "Pirated Windows" notification and a black desktop all the way. Moreover, microsoft security essentials stop working and many other unwanted things keep happening.
There are always two ways of solving a problem. -
A) Purchase genuine windows 7 which costs almost half the price of the laptop u'd install it on.
B) Use RemoveWAT
I guess it is not option A you are looking for because if that would have been the case, this article wouldn't have been read by. As for option B, I have to testify it as the most absolute and fool-proof solution. RemoveWAT works on Windows 7 Service Pack 1 as well. This is how it works:
Step 1: Download RemoveWAT from the following link: