I can't boot from a USB installer because it asks a password out of nothing
462
No admin access to BIOS to change boot priority
47167
Installed Ubuntu 15.1 on USB (full install) but it won't boot
226
How do I reset a lost password (using recovery mode requires me to type the password)?
87720
Blue screen 'inaccessible boot device' on Windows 10
146109
Cannot boot from USB disk with "not a COM32R image" error
73518
Can't format my Macbook, HDD and macUtilities won't load, "blocked" sign after trying to boot usb
19652
Ubuntu with full disk encryption - bad password after upgrade to 18.04
31287
Live USB for installation does not boot, black error screen followed by visual artifacts on a purple screen
12770
Why Doesn't a Bootable USB Boot
101684
How to password protect Grub menu
45290
Update Manager doesn't ask for a password
157857
How do I boot my PC from GRUB?
45378
Completely reset HP 6730b with BIOS password
27496
Encrypted Home... Forgotten Password, but no Passphrase
672
Unable to boot into Windows after installing Ubuntu, how to fix?
77177
How do I place a bootable ISO on a USB drive?
83727
Grub rescue no such device, also cannot access BIOS