How can I resolve the error "reboot and select proper Boot device or insert boot media in selected boot device and press a key"?
9871
Computer doesn't boot up, shows PXE error and/or "operating system not found", "no bootable device", "insert boot media", or other similar error
33897
Broken /boot partition: input/output error
51181
Troubleshooting "Windows cannot be installed to this disk. The selected disk has an MBR partition table"
155770
Flipping the Removable Media bit -- alternatives to BootIt?
108414
Why can't I boot off another drive or change BIOS options after hibernating?
87720
Blue screen 'inaccessible boot device' on Windows 10
147549
A Disk Read Error Occured. Press CTRL+ALT+DEL to restart
52539
Why can't I choose Ubuntu at boot?
63772
I can't boot into a usable system after updates. What should I do?
37124
UEFI machine doesn't boot Ubuntu through NVRAM bootcatalog. How to fix?
116544
"Unknown keyword in configuration file Boot:" error when booting off a live USB
967
How can I avoid "please insert CD/DVD" error when updating Ubuntu?
108182
Disk drive boot problem: The disk drive for /tmp is not ready yet or is not present!
1285
My computer boots to a black screen, what options do I have to fix it?
55300
Can't boot from Ubuntu USB stick
28871
Error: "Failed to open \EFI\BOOT\grubx64.efi..." (Dual-Booting)
148397
How do I modify my boot options in Windows 8?