grub-mkconfig

Generate a GRUB configuration file. More information: https://www.gnu.org/software/grub/manual/grub/html_node/Invoking-grub_002dmkconfig.html.

Do a dry run and print the configuration to stdout:
sudo grub-mkconfig
Generate the configuration file:
sudo grub-mkconfig --output={{/boot/grub/grub.cfg}}
Print the help page:
grub-mkconfig --help

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