Windows 7 black screen solution

First, win7 has a black screen solution
(1) restart the computer, then log in, wait until the black screen appears; (make sure your computer is connected to the network)
(2) after the black screen appears, while holding down Ctrl+Alt+Delete Key, then select Task Manager to run;
(3) After the Task Manager appears, click “File”---->“New Task (Run)”, enter the following text: Br>(4) Then click OK, then IE will be launched to download the file, download it, run the program;
(5) Then restart the computer, OK, black screen on Game Over.
Second, to avoid the black screen of Windows7
You want to use Windows 7, but also want to always patch the computer, but also want to not black screen, what should I do?
Very simple, use offline update patch, not on the line However, there is still a trick to use 360 ​​to choose the update is not enough.