我已经装了主版带的2.0驱动了如下

USB2.0 Root Hub Device
USB Root Hub
USB Root Hub
USB Root Hub
USB Root Hub
VIA Rev 5 or later USB Universal Host Controller
VIA Rev 5 or later USB Universal Host Controller
VIA Rev 5 or later USB Universal Host Controller
VIA Rev 5 or later USB Universal Host Controller
VIA USB 2.0 Enhanced Host Controller

但是还是很慢并且提示：“高速设备插入非高速USB集线器高”我换了口也是同样的结果


高手帮帮忙  200M要考15分钟我都要崩溃了
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