windows 7 can't recognize the USB port or ethernet

[Jane929]

I have acer aspire E11 laptop. It was came with windows 8 which I was very sick of it. So, I reboot the laptop with window 7. Now, the window 7 works fine, however, it doesn't recognize the usb ir ethernet. Can anyone help? Appreciated!

 

[penguintech]

you probably need to install your drivers....
http://us.acer.com/ac/en/US/content/drivers
Type in your serial number and it will take you to the driver page for your model.