You may have to hook up a USB keyboard to troubleshoot. If you can enter the BIOS, and the problem key(s) work fine within that menu, your problem lies within Windows.Įxit the BIOS without saving your changes and continue to some of the fixes below. If you're unable to enter the BIOS and navigate it with your keyboard, there's a good chance you have a hardware problem. Your computer should tell you which key to press along the bottom of the screen. Typically, you need to press Delete, Esc, or some other key as your computer boots. Reboot your computer and try to enter the UEFI or BIOS.