关闭windows自动更新

win7:

http://www.xitongcheng.com/jiaocheng/win7_article_38762.html

win10:

https://jingyan.baidu.com/article/f0e83a257996e122e59101c9.html

若无法打开本地策略组，参考如下设置：

http://www.xitongcheng.com/jiaocheng/win10_article_59820.html