今天启动后,不花屏了,怪事情又来了,进系统后鼠标键盘动不了了,就停在输入密码处。费劲周折,发现前置usb面板好用,鼠标键盘插上去,进系统看,发现是 Intel(R) 6 Series/C200 Series Chipset Family USB Enhanced Host Controller 1C26有个黄色感叹号,Etron USB3.0 Controller也有感叹号。把 Intel(R) 6 Series/C200 Series Chipset Family USB Enhanced Host Controller 1C26删除后,扫描硬件改动,他就会自动重装,然后就正常了,后面的几个插口也都正常了。