12-23-2019 05:51 PM - edited 12-23-2019 06:02 PM
I downgraded OS from Win 8.1 64bit to Win 7 Pro SP1 64bit.
Now my device, Intel(R) USB 3.0 Root Hub, has yellow exclamation mark in device manager.
Hardware id is: IUSB3\ROOT_HUB30&VID_8086&PID_9C31&REV_0004&SID_2211103C
Can someone send me appropriate driver link?
Solved! Go to Solution.