hello,
i am using Vostro 2520 laptop with windows 7 64 bit OS,
my touch pad not working properly,
its working automatic without any touch , after restart it work fine for 2-3 minute then same problem again and again
when it work automatically my USB optical mouse also cant work , it show USB device not recognized ,
but both of my usb mouse and usb port working properly with other devices ,
N.B. when touch-pad cant work properly usb mouse also cant work but modem / pen-drive etc work fine at same time, i have changed to another mouse but result same.
please give me proper solution or tell me what should i do,
thanks in advance