Hello, just want ask.. my laptop is acer 5920 and igot problem with my keys. my m keys and j is not working.. pls give me some advice.. do i need to replace my keyboard or just update the driver of my keyboard.. actully i already update it.. but still not working..thank you..
Try carefully lifting the keys off the keyboard, Small screwdriver and work at both sides.
Use a Q-tip and some alcohol, clean up around those keys.
It's amazing what can fall into the keyboards, when I smoked I had to take it outside turn upside down and shake.