GRUB Menu Not Showing on Boot

Herbertech · 152K views · 2020 · 1:43

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Linux & open-source ecosystemsOperating systems & kernelstutorial

Why Ask Ubuntu recommends it

Ask Ubuntu users link it when someone's GRUB menu is hidden or skipped at boot, especially on dual-boot setups, as a quick fix to try.

Recommended by 1 people across 1 different months, 2021 to 2022.

What it is

A very short (under two minutes) tutorial showing how to bring back the GRUB boot menu on an Ubuntu system when it does not appear at startup. It is presented on the Herbertech channel and walks through the config changes needed to make the menu show.

What people said

Recommends dustin2022 · 2021-11 · Ask Ubuntu · on “How to enable GRUB when using dual boot Windows 10”

I found a helpful solution from this tutorial [this video] . I install Windows 10 after installing Ubuntu 18. If the BIOS selects Windows to run first by default, restart your PC then access Boot options in your BIOS to select Ubuntu to run first. (Press F10 or F11 or F12 right after your PC boots, it depends on your PC manufacturer). After Ubuntu is booted successfully, update the GRUB config file which is /etc/default/grub sudo vim /etc/default/grub The file should look like this by default: # If you change this file, run 'update-grub' afterwards to update # /boot/grub/grub.cfg. # For full documentation of the options in this file, see: # info -f grub -n 'Simple configuration' GRUB_DEFAULT=0 GR

Cites eng2019 · 2021-06 · Ask Ubuntu · on “can't enter GRUB mode on Ubuntu 20.04”

When I keep pressing esc after turning off my machine, it will show me this GNU GRUB version 2.04 Minimal BASH-like line editing is supported. For the first word, TAB lists possible command completions. Anywhere else TAB lists possible device or file completions. I have AMD RADEON graphics instead of nvidia. Ubuntu is 20.04. I tried this video [this video] it doesnt work. Please help, thanks!

Cites rishuverma · 2022-01 · Ask Ubuntu · on “Set "older" kernel as default grub entry”

In order to change the default kernel to load you can set kernel boot priority in /etc/default/grub file. First Take a backup of /etc/default/grub before making any changes. While booting if you don't see Grub boot loader at all, you have to make it visible, for that change these 2 lines in Grub as GRUB_TIMEOUT_STYLE=menu GRUB_TIMEOUT=10 Now while loading you should be able to see the grub menu. To change the kernel loading priority you have to make a change in GRUB_DEFAULT as the default setting it is set as GRUB_DEFAULT=0 check the serial number of the kernel that you want to set as default, the numbering is 0 indexed, change the index accordingly. eg if you want to load the 6th entry from