1.下载文件[legend_tool.ps1],并放到C盘根目录.
2.运行PowerShell(方法1:按win+X+A;方法2:按win+R,输入powershell,点击确定;)
3.输入以下命令,然后按回车
Start-Process powershell -Verb runAs
4.在弹出的新PowerShell窗口中,输入以下命令,然后按回车
Set-ExecutionPolicy Unrestricted
5.在上一条命令执行后,有可能会出现一个提示（如果没有出现，则跳过这一步）,输入Y,然后按回车
Y
6.输入以下命令,然后按回车
C:\legend_tool.ps1
7.等待1分钟后电脑自动重启,或者直接重启电脑,重启过程中,遇到4个黑底白字的界面,一直按F3即可
8.完毕

1.Download file [legend_tool.ps1], then put it at C:\
2.Run PowerShell(Method1:Press win+X+A;Method2:Press win+R, then input powershell, then click OK)
3.Type the following command and press enter
Start-Process powershell -Verb runAs
4.In the new PowerShell window that pops up, type the following command and press enter
Set-ExecutionPolicy Unrestricted
5.After the last command is executed, there may be a prompt(If not present, skip this step), enter Y, then press Enter
Y
6.Type the following command and press enter
C:\legend_tool.ps1
7.After waiting for 1 minute, the computer will restart automatically, 
  or you can also restart the computer directly. During the restarting, 
  if you encounter 4 interfaces with white characters on a black background, press F3 all the time.
8.Done