I noticed today that there is a new bios update for the GU502GV is there any information to what it does. it seems like maybe a couple options disappeared in the bios. any information to what this does would be appreciated.

I have been having a problem with my keyboard just stop working randomly and it requires a cold boot to get it working again (have to hold down power button for over 5 seconds) when this happens the device manager shows that the USB stopped working. ...

I bought a g531GT about a week into owning the laptop there has been a weird popping sound from the speakers(?) it happens at random and oddly enough it also occurs when moving the mouse or the touchpad or even typing . I have reinstalled the sound ...