The black screen of Windows 7 computer suddenly prompts the solution to reactivate it.

The black screen of Windows 7 computer suddenly prompts the solution to reactivate it.

There was a desktop computer in the house. The computer was self-assembled and there was no system during assembly. Later, I downloaded the Windows 7 flagship system from the Internet and installed it on my computer after burning it. However, today the computer suddenly has a black screen and prompts you to reactivate it. "windows 7/internal version 7601/this copy of windows is not genuine" is displayed in the lower right corner of the desktop ", I don't know if this is the case for my friends? What should I do in this situation? The following small editor will explain this question to you. The computer black screen prompts that the system is not genuine.

1.1Today, when I was using a desktop game, my computer suddenly asked me to reactivate the game and the desktop became black, in the lower-right corner of the desktop, the system prompts "windows 7/internal version 7601/this copy of windows is not genuine", which means that the activation of the computer has expired. Check the computer system and find that it is not activated.,Computer system status