If it's a laptop satasqeyerw befit go n ask them to download for u driver for the keyboard or u could download it u urself online if ur PC is HP go n visit the site hp support then eza lay software n driver yemelw option lay tegeba ena then yePCkn code tetsefalek then yametalehal options then download the driver n install it then restart ur PC yane kalsera hedeh asqeyerw