Unfortunately, the method is suitable only for computer owners, and it does not always work. If the problem does not resolve immediately, restart the machine. The simplest thing you can do to get a keyboard back to life is to reconnect the device to another USB port of your computer. But don’t forget to check that the keyboard is working properly in BIOS/UEFI. If it was possible to get the BIOS, then on the hardware level, the keyboard is OK. Restart your computer and try to access you BIOS/UEFI menu by pressing a special key (usually to access BIOS you need to press F1, F2, F11 or Del key). Check If Your Keyboard Works in BIOS/UEFI