SYNOPSIS
grub-set-default [,OPTION/] ,MENU_ENTRY/DESCRIPTION
Set the default boot menu entry for GRUB. This requires setting GRUB_DEFAULT=saved in ,/etc/default/grub/.- -h, --help
- print this message and exit
- -v, --version
- print the version information and exit
- --boot-directory=,DIR/
- expect GRUB images under the directory DIR/grub instead of the ,/boot/grub/ directory
MENU_ENTRY is a number, a menu item title or a menu item identifier.