cmd下输入services.msc，找到windows update，把手动变成禁用。
https://blog.csdn.net/hwzzyr/article/details/81190442
https://blog.csdn.net/niiick/article/details/81952126
https://blog.csdn.net/wu_tongtong/article/details/77601523
https://www.cnblogs.com/zwfymqz/p/9683124.html