PS/2 keyboard is not working (not even able to use the "Del" key or "F8" to enter BIOS or Safe Mode). PS/2 mouse works fine, USB keyboard and USB mouse also work fine. Try PS/2 keyboard - no results. Plugged PS/2 and USB keyboards into another rig - worked on the other rig. Unseated CMOS battery and reseat it after 1+min - no results. Unplugged all peripherals - Gets to windows login, but nothing works when replugging PS/2 or USB after getting to windows login. Boot to BIOS - not taking keyboard inputs to If you are using a backdated USB driver then there is a higher chance of the USB port won’t work. So, whenever you face this issue, Step 1: Right-click on the Start menu and choose Device Manager. Step 2: Scroll down and click on Universal Serial Bus Controllers to expand. Step 3: Now, right-click on the USB drivers and update them one by one. [quotemsg=15941665,0,1927505]What type of keyboard is it? Some do not function well with an adapter. Go into the bios and see if the usb keyboard is checked under peripherals and make sure you see the keyboard blink when the computer is turned on. Is there no ps2 connection on this computer?[/quotemsg] Last week my keyboard got unplugged but it would not work after plugging it back in. After doing some research, the keyboard that I use involves a PS/2 conne 1. Enable USB Assistance. Maybe the integrated peripherals/default peripherals are not enabled in BIOS or the BIOS can’t detect your USB. So you need to allow it to use your keyboard. Here are the steps to enable USB Support: Go to BIOS: Reboot your PC and hold the BIOS key to enter BIOS. pJAE.

ps2 keyboard not working