Keyboard not working

Here I solve HP, Dell, Lenovo, Toshiba, Acer, Asus, Samsung, Sony, etc., laptop keyboard not working. This question is asked by peter and last few days I was working on this issue. There are many factors are related to this issue. So after lot’s of hard working I was found some tips and tricks to solve laptop keyboard problem. Laptop keyboard is attached with high complexity, so we don’t open it by self and repair it, but there is no problem with your hardware because as I said above there are many factors related to this issue. So here I give you some tips and experiments that I used by self and it’s working on many laptops, so follow tips one by one.