Usb Ports are not working

jgangadhar123

Honorable
Nov 13, 2012
2
0
10,510
Iam using Lenovo Z580. I had the OS windows 8 64 bit. I have installed all the drivers needed in device manager. But two ports out four of my system is not recognizing any pendrive Or hard disk . I got this problem when i had installed windows 8 in the system.I installed the drivers using Driver max. all Other things are working normally