How do you change settings in Bios on Inspiron 15r / N5010 - Dell Community
Why the screen below appear when I boot my dell Inspiron 7559? And dell logo doesn't appear? Therefore I can't access BIOS utility to boot the laptop from a USB flash drive. :
Solved: Dell Inspiron 15 7567 won't boot from USB - Dell Community
boot - How to enable booting from a DVD in BIOS on a Dell laptop? - Super User
Can't BOOT from USB. Legacy or UEFI? Settings? Inspiron 15 5000. - Dell Community
New Dell BIOS updates cause laptops and desktops not to boot