How to solve the black screen problem of win7 computer?

Update patches are things that Microsoft is doing almost every day, and the number of updates per time may be a lot. This is a step-by-step improvement in our pure version of win7. This is beyond doubt, but on the other hand, Microsoft Every update may cause the system to have a black screen. Presumably, many friends have already noticed it. So, is there a way to systematically solve the black screen failure of the win7 computer? Xiaobian has made some summary of this problem. Let's share it with everyone!
1. If you start the computer for the first time, if you encounter a black screen failure, then you can only restart the computer. Sometimes the restart can solve the black screen problem, but if the second After the black screen, let's open the task manager window of the computer by pressing Ctrl+Alt+Delete at the same time.
2. Next, in the Task Manager window, click File - New Task, then re-enter explorer.exe in the task and click Enter.
3. Next, the washing will automatically start IE to download the file. After the file is downloaded, we will run the program. After that, restart the computer again, and the black screen failure should be solved.