In the troubleshoot window, select ③ and click on ④.
If the previous solution did not work try uninstalling device drivers for the mouse and keyboard and reinstalling them again. inside bios: press CTRL+ALT+F7 to get additional bios options. It's been working fine but I decided I wanted to try to get into the BIOS. I've tried 3 different keyboards and almost all of the USB ports with no luck. Scroll to the bottom and click on Advanced Startup -> Restart Now.
In bios, the keyboard has that horrible 'all red lights' function I'm assuming that happens when cue (or the keyboard driver itself) isn't loaded. you can enable the legacy USB keyboard support. When the first step is done you press and hold End for about 3 seconds. Firstly updated keyboard and USB drivers if external keyboard not working. All drivers are up to date in Dell command. Hi, Hold down F2, this will take you into BIOS.
Tips: If the Fn key is in locked status, you can press the Fn key+
How to enter bios if keyboard not workingĬlick on UEFI Firmware Settings.