can't detect USB2.0

[chopper2u]

Hi

I have recently upgraded my machine from vista premium to Windows 7 my laptop doesn't detect USB2.0. Not being very comp lit how do i resolve this?

Any help much appreciated.

 

[c59]

http://us.acer.com/acer/service.do?...tx1g.c2att92=453&ctx1.att21k=1&CRC=2054404012If the usb ports are not recognized I would update the chipset drivers. For the Acer listed in your system specs you'll find them:

http://us.acer.com/acer/service.do?...tx1g.c2att92=453&ctx1.att21k=1&CRC=2054404012