You can look it up on acer website www. After re-installing the driver, you might need to reboot or restart your notebook and see if it works. Now the game is running more smoothly! Acer TravelMate 4520 Bluetooth Deborah M. I have been spending all time and effort to find the solution for my sound card problem after installed Window 7. Driver Navigator auto found the drivers for Windows 7, now my sound card works perfectly again! Whenever manufacturers release[…]
