My laptop keyboard not working? here i solve hp, dell, lenovo, toshiba, acer, asus, samsung, sony, etc., laptop keyboard not working.. I recently purchased a lenovo ideapad z570. the keyboard and touchpad worked smoothly. later on, my numberpad doesn't work, as well as some letters.. Solved: hi there. i'm experiencing problems with a lenovo laptop. i cannot log into windows because the keyboard is not functioning as normal. the. Update: after changing it for me under the warranty lenovo sent me the official confirmation that my keyboard is functional and working as it was designed. I've had my lenovo laptop for about a year now and all of the sudden the whole keyboard stopped working. whenever i press down something nothing appears..