# 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}}` - Display help: `grub-mkconfig --help`