devcon update/remove命令（更新/安装/卸载驱动)

这里的inf文件为：pnpon.inf
硬件ID为：*PNPONVDualA

可根据需要自行修改

CD /d %~dp0

devcon.exe update pnpon.inf "*PNPONVDualA"
echo  %errorlevel% 
if %errorlevel% EQU 2 (devcon.exe install pnpon.inf "*PNPONVDualA")

循环测试安装卸载驱动：

CD /d %~dp0


:Start


devcon.exe update test.inf "USB\VID_1234&PID_0100"
ping -n 10 127.0.1>nul

devcon.exe remove "USB\VID_1234&PID_0100"
ping -n 5 127.0.1>nul

pnputil.exe /delete-driver oem71.inf
ping -n 5 127.0.1>nul

devcon.exe rescan
ping -n 10 127.0.1>nul

goto Start