如何通过批处理来检查指定的系统补丁是否安装

系统运维

@echo off

wmic qfe GET hotfixid | findstr /C:KB4012212
if %errorlevel% equ 0 (Echo Patch KB4012212 installed) else (echo Patch KB4012212 didn\’t install,please contact with hotlinecn.magnasteyr@magna.com as soon as possible ! )