提前将操作系统、杀毒软件等策略升级到最新版；

Ahead of the operating system, antivirus software and other strategies to upgrade to the latest version;

youdao

提前将操作系统、杀毒软件等策略升级到最新版；

Ahead of the operating system, antivirus software and other strategies to upgrade to the latest version;

youdao