PLEASE HELP i have a vaio vgn-cs120j with windows vista home premium preinstalled on it everything was working fine but when i installed windows 7 on it the fn and touch sensor av control keys are not working please help
av mode
driver problems
function keys
functionality
hardware control
key functions
keyboard issues
laptop issues
software compatibility
system upgrade
tech support
touchsensor
troubleshooting
user assistance
user experience
vaio
vgn-cs120j
windows 7
windows vista