How to make Windows 7 Genuine using Command Prompt?

How many knows to make your windows 7 genuine?

Now I am going to teach you how to make your windows 7 genuine. Because nowdays you will buy the windows 7 genuine is so cost.

So i am going to teach to make your windows 7 is genuine using cmd prompt

First Step:

Press Windows key + R
Now "run" box will appear , in "run" box type CMD 
Click on OK
Note : Run CMD as Administrator 

Second Step:


Now command prompt will appear

In command prompt type SLMGR -REARM
Hit Enter.

And
Wait 5-10 seconds

Now a message will appear as shown in image below.

Msg Box

Thats It!!!!!
Now your Windows 7 is genuine .. 

And Now Restart your PC once. Hereafter you won't see this warning message that "Windows 7 is not genuine"