Ubuntu 18.04 grub menu does not appear
9495
PC automatically booting into windows 10 in dual boot
99655
WUBI installed Ubuntu not showing up at boot menu after Windows reinstallation
78405
I can't get grub menu to show up during boot
21732
Can't load GRUB all of a sudden (UEFI problem)
133911
How to disable Grub's menu from showing up after failed boot
30747
Encountered "/usr/sbin/grub-mkconfig: 8: /etc/default/grub: 4: not found" error while updating
39651
GRUB Help and Reinstalling Ubuntu
112535
How to access the grub boot menu in order to generate bootchart?
69296
How to disable grub menu at boot time in Ubuntu 20.04?
121451
Add console/text booting mode to grub menu
20144
Prevent GRUB from showing up by default?
61181
Editing the default boot item in grub menu, a definitive answer?
86090
How do I modify the boot menu for Windows 7?
92476
Boot failure : No DEFAULT or UI configuration directive found!
138299
Dual boot Windows 10 & Ubuntu 18.04 - How to tell grub not to show and boot directly to Windows 10
32712
/usr/sbin/grub-mkconfig: 35: /etc/default/grub: FROM:: not found
9466
How to get to the GRUB menu at boot-time?