Installed to external drive, Grub using wrong architecture
5413
How can I repair grub? (How to get Ubuntu back after installing Windows?)
93688
How can I add a new operating system boot entry to the GRUB2 menu?
129812
Error out of disk, grub rescue
67836
Out Of disk, but still boots
147559
Dual boot pc boots directly to ubuntu instead of showing grub menu
61181
Editing the default boot item in grub menu, a definitive answer?
145636
Ubuntu installation problem with dynamic disks
13423
How to boot from iso with Grub2/Burg boot loader
146109
Cannot boot from USB disk with "not a COM32R image" error
9458
Installation problems with GRUB, can only install by reinstalling Windows in legacy mode but need to keep in UEFI mode
62421
/usr/sbin/grub-mkconfig: 1: /etc/default/grub: If: not found
109560
How to reinstall GRUB2 EFI?
122716
Cannot update grub with parameters on live USB
39946
How to show GRUB after install Ubuntu over Windows 8?
40939
How do I customize the GRUB menu?
158552
error: no such partition. Grub rescue
8265
How to fix "error: unknown filesystem. grub rescue>