用windows devcon 安装驱动报错
今天用devcon安装打印机驱动,老是显示devcon failed,运行结果如下:
C:\Users\Administrator\Desktop\devcon\i386>devcon.exe install C:\Users\Administrator\Desktop\1\smjs700.inf *PNP5D7B
Device node created. Install is complete when drivers are installed...
Updating drivers for *PNP5D7B from C:\Users\Administrator\Desktop\1\smjs700.inf.
devcon.exe failed. 求大神 帮忙