You may be a victim of software counterfeiting

   You might be annoyed by the above notification if you are not using a genuine Windows Operating system.
There are 3 different ways to solve this issue:-

1) System Restore
      If you have done Windows Update and got Windows Genuine notification error, you can do a system restore. Restore to a point where Windows update is not done.

2) By Deleting files manually
      To remove WGA manually, go to C:\WINDOWS\system32 and delete wgatray.exe and wgalogon.dll

3) Delete WGA entry from registry
     Access the Windows Registry.
     Go to HKEY_LOCAL MACHINE \Software \Microsoft \Windows NT\Current Version\Winlogon \Notify Wgalogon
Just Right-Click on Wgalgon and delete it and restart your PC

 And now you are NOT a victim of software counterfeiting..!!!